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CompTIA A+ Certification All-in-One Exam Guide
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Chapter 12 Windows Under the Hood
1002
Registry
Accessing the Registry
Registry Components
Talkin’ Registry
Manual Registry Edits
Command-Line Registry Editing Tools
The Boot Process
Applications, Processes, and Services
Task Manager
Resource Monitor
Performance Tools
Tools for Programmers
Component Services
Data Sources
Chapter Review
Questions
Answers
Chapter 13 Users, Groups, and Permissions
1002
Authentication with Users and Groups
User Accounts
Passwords
Groups
Standard User and Elevated Privileges
Configuring Users and Groups in Windows
Authorization Through NTFS
NTFS Permissions
Inheritance
Permission Propagation
Techs and Permissions
Chapter 12 Windows Under the Hood1002RegistryAccessing the RegistryRegistry ComponentsTalkin’ RegistryManual Registry EditsCommand-Line Registry Editing ToolsThe Boot ProcessApplications, Processes, and ServicesTask ManagerResource MonitorPerformance ToolsTools for ProgrammersComponent ServicesData SourcesChapter ReviewQuestionsAnswersChapter 13 Users, Groups, and Permissions1002Authentication with Users and GroupsUser AccountsPasswordsGroupsStandard User and Elevated PrivilegesConfiguring Users and Groups in WindowsAuthorization Through NTFSNTFS PermissionsInheritancePermission PropagationTechs and Permissions
Permissions in Linux and macOSSharing Resources SecurelySharing Folders and FilesLocating Shared FoldersAdministrative SharesProtecting Data with EncryptionBeyond Sharing ResourcesSecurity PoliciesUser Account ControlHow UAC WorksUAC in Modern WindowsChapter ReviewQuestionsAnswersChapter 14 Maintaining and Optimizing Operating Systems1002Maintaining Operating SystemsPatch ManagementManaging Temporary Files in WindowsRegistry MaintenanceDisk Maintenance UtilitiesScheduling MaintenanceControlling Autostarting SoftwareHandy Windows Administration ToolsOptimizing Operating SystemsInstalling and Removing SoftwareInstalling and Optimizing a DevicePerformance OptionsPreparing for ProblemsBacking Up Personal DataSystem Restore in WindowsChapter ReviewQuestions
- Page 4 and 5: ABOUT THE AUTHORMichael Meyers is t
- Page 8 and 9: Copyright © 2019 by McGraw-Hill Ed
- Page 10 and 11: To my grandson, William Siegmund Ke
- Page 12 and 13: Chapter 21 The InternetChapter 22 V
- Page 14 and 15: The Computing ProcessThe Computing
- Page 16 and 17: Chapter ReviewQuestionsAnswersChapt
- Page 18 and 19: Supplying DCInstalling and Maintain
- Page 20 and 21: Maintaining and Troubleshooting Har
- Page 24 and 25: AnswersChapter 15 Working with the
- Page 26 and 27: Application ProblemsApplication Ins
- Page 28 and 29: Chapter 19 Local Area Networking100
- Page 30 and 31: Internet Application Protocols10021
- Page 32 and 33: Hardware/Device ReplacementTroubles
- Page 34 and 35: ScannersCopy and Fax ComponentsAuto
- Page 36 and 37: Implementing Change (Scenario)Disas
- Page 38 and 39: Looking forward to many more.To Dud
- Page 40 and 41: with every day? Seriously, count th
- Page 42 and 43: by the Computing Technology Industr
- Page 44 and 45: CompTIA offers several tracks to pu
- Page 46 and 47: Network Associate (CCNA), plus nume
- Page 48 and 49: Try This! Recommending an OSImagine
- Page 50 and 51: asked how to set up and maintain vi
- Page 52 and 53: Finding a Testing CenterPearson VUE
- Page 54 and 55: their Web site and schedule the exa
- Page 56 and 57: information they must know for the
- Page 58 and 59: • Installing, running, and closin
- Page 60 and 61: Safety and ProfessionalismCHAPTER 1
- Page 62 and 63: Figure 1-1 Casual FordI have a ques
- Page 64 and 65: you an idea of what we are trying t
- Page 66 and 67: Figure 1-3 Don’t do this!It’s f
- Page 68 and 69: rarely felt that technicians I’ve
- Page 70 and 71: down, or do anything else necessary
- Page 72 and 73:
Figure 1-4 Never accuse!Follow up w
- Page 74 and 75:
this book!Beyond basic manners, nev
- Page 76 and 77:
Be Prepared!Effective communication
- Page 78 and 79:
prevalent in dry, cool environments
- Page 80 and 81:
Although having an antistatic wrist
- Page 82 and 83:
speakers in particular, are suscept
- Page 84 and 85:
Figure 1-10 Author’s go-to iFixit
- Page 86 and 87:
Figure 1-12 What a strange, bad tri
- Page 88 and 89:
Troubleshooting MethodologyAn effec
- Page 90 and 91:
cover backup options in detail in C
- Page 92 and 93:
fundamental understanding of the co
- Page 94 and 95:
Figure 1-16 Ford the Tech asks for
- Page 96 and 97:
malware is installed so a computer
- Page 98 and 99:
and check the records to find other
- Page 100 and 101:
C. Document any particularly import
- Page 102 and 103:
CHAPTER 2The Visible ComputerIn thi
- Page 104 and 105:
calculations. The most common types
- Page 106 and 107:
Figure 2-4 A point of sale computer
- Page 108 and 109:
Figure 2-5 The Microsoft Windows 10
- Page 110 and 111:
Figure 2-7 Monument Valley II game
- Page 112 and 113:
(CPU), usually a single, thin wafer
- Page 114 and 115:
what makes a good computer technici
- Page 116 and 117:
Figure 2-11 PC with common peripher
- Page 118 and 119:
Figure 2-13 Inside the system unitF
- Page 120 and 121:
Figure 2-16 Tablet computerWe could
- Page 122 and 123:
• The OS enables users to determi
- Page 124 and 125:
Other visible items are as follows:
- Page 126 and 127:
such as Windows Phone, to create a
- Page 128 and 129:
Figure 2-21 Windows 8 Start screen
- Page 130 and 131:
Figure 2-23 Apps sorted by nameWind
- Page 132 and 133:
Figure 2-25 Charms accessed by curs
- Page 134 and 135:
interface with an active applicatio
- Page 136 and 137:
WINDOWS LOGO KEY + LEFT ARROW or RI
- Page 138 and 139:
Figure 2-30 Mission Control button
- Page 140 and 141:
Figure 2-33 Ubuntu Linux desktop en
- Page 142 and 143:
Figure 2-35 File ExplorerThe defaul
- Page 144 and 145:
Figure 2-36 File Explorer viewing M
- Page 146 and 147:
Figure 2-38 Mike’s Home directory
- Page 148 and 149:
NOTE The Control Panel enables you
- Page 150 and 151:
Figure 2-41 Windows 7 System Tools
- Page 152 and 153:
Command Line The Windows command-li
- Page 154 and 155:
from the big three in Windows 7. Th
- Page 157 and 158:
Figure 2-47 Search charm with Contr
- Page 159 and 160:
Command Line The command-line inter
- Page 161 and 162:
line (cmd.exe) by typing cmd or com
- Page 163 and 164:
macOSmacOS has two key launch point
- Page 165 and 166:
Figure 2-55 Accessing All SettingsF
- Page 167 and 168:
A. CharmsB. DesktopC. Mission Contr
- Page 169 and 170:
9. C. Terminal is the equivalent of
- Page 171 and 172:
EXAM TIP CompTIA only uses the term
- Page 173 and 174:
Imagine that we install a set of 16
- Page 175 and 176:
Figure 3-5 Here “1” means on,
- Page 177 and 178:
Figure 3-7 CPU codebookIn this code
- Page 179 and 180:
wire (most diagrams label the clock
- Page 181 and 182:
Figure 3-11 Clock speed printed on
- Page 183 and 184:
directly to the CPU’s clock wire,
- Page 185 and 186:
decimal number 5 written in binary.
- Page 187 and 188:
Figure 3-14 RAM as a spreadsheet•
- Page 189 and 190:
Figure 3-16 Extending the EDBWait a
- Page 191 and 192:
Figure 3-18 Address busBy turning t
- Page 193 and 194:
Well, yes, I am, but not out of mal
- Page 195 and 196:
00000000000000001000Hey, wouldn’t
- Page 197 and 198:
portable computers. Most of Intel
- Page 199 and 200:
companies use code names to keep tr
- Page 201 and 202:
Desktop Versus MobileMobile devices
- Page 203 and 204:
All modern CPUs run at some multipl
- Page 205 and 206:
64-Bit ProcessingOver successive ge
- Page 207 and 208:
Parallel ExecutionModern CPUs can p
- Page 209 and 210:
part, the arithmetic logic unit (AL
- Page 211 and 212:
many times.Pipelining CPUs work fan
- Page 213 and 214:
Figure 3-28 CPU-Z displaying the ca
- Page 215 and 216:
Figure 3-30 Windows Task Manager wi
- Page 217 and 218:
Figure 3-31 CPU-Z showing the cache
- Page 219 and 220:
discrete microprocessor that differ
- Page 221 and 222:
Everybody calls the NX bit technolo
- Page 223 and 224:
EXAM TIP The CompTIA A+ 1001 object
- Page 225 and 226:
based motherboards, the sockets hav
- Page 227 and 228:
Figure 3-36 Underside and top of a
- Page 229 and 230:
Figure 3-38 Fully opened socketAlig
- Page 231 and 232:
Figure 3-39 Intel stock heat-sink a
- Page 233 and 234:
Figure 3-41 Liquid-cooled CPUSevera
- Page 235 and 236:
Figure 3-42 CPU fan power standout
- Page 237 and 238:
Figure 3-44 AMD stock heat-sink and
- Page 239 and 240:
NOTE Chapter 5, “Firmware,” goe
- Page 241 and 242:
Figure 3-47 CMOS-clear jumperTo cle
- Page 243 and 244:
result in a system running slowly o
- Page 245 and 246:
C. The external data bus provides a
- Page 247 and 248:
Answers1. B. The CPU uses registers
- Page 249 and 250:
Figure 4-1 Mass storage holds progr
- Page 251 and 252:
computers—not just PCs—since th
- Page 253 and 254:
So if some of the commands are more
- Page 255 and 256:
Figure 4-7 A 72-pin SIMMModern CPUs
- Page 257 and 258:
Development of newer, wider, and fa
- Page 259 and 260:
RDRAMWhen Intel was developing the
- Page 261 and 262:
Figure 4-13 172-pin DDR SDRAM micro
- Page 263 and 264:
Figure 4-14 A motherboard showing f
- Page 265 and 266:
Figure 4-16 DDR2 DIMM on top of a D
- Page 267 and 268:
that can reduce the air conditionin
- Page 269 and 270:
Figure 4-17 Double-sided DDR SDRAML
- Page 271 and 272:
notice when such a rare event happe
- Page 273 and 274:
Working with RAMWhenever people com
- Page 275 and 276:
Let’s assume you have a PC with 4
- Page 277 and 278:
Figure 4-23 Program B being unloade
- Page 279 and 280:
Figure 4-26 Program C is swapped to
- Page 281 and 282:
sealed. Today many desktop and lapt
- Page 283 and 284:
Figure 4-30 Dedicating a flash driv
- Page 285 and 286:
NOTE The freeware CPU-Z program tel
- Page 287 and 288:
Your motherboard should detect and
- Page 289 and 290:
hard to handle. Wide acceptance of
- Page 291 and 292:
memory issues but not necessarily s
- Page 293 and 294:
cause an error. Still, you can find
- Page 295 and 296:
D. Fetch interval5. How does an NMI
- Page 297 and 298:
for the proper slots.)7. A. You can
- Page 299 and 300:
We Need to TalkFor a keyboard or a
- Page 301 and 302:
Figure 5-4 Ancient 430VX chipset sh
- Page 303 and 304:
Figure 5-6 Everything connectingIt
- Page 305 and 306:
Figure 5-8 Electronic view of the k
- Page 307 and 308:
erased every time you turned off th
- Page 309 and 310:
Figure 5-11 Function of the flash R
- Page 311 and 312:
needs a place to store all its sett
- Page 313 and 314:
Figure 5-14 Gigabyte system setup u
- Page 315 and 316:
Figure 5-15 ASUS UEFI system setup
- Page 317 and 318:
CPUs, hard drives and optical drive
- Page 319 and 320:
Figure 5-20 Boot tabThe Tool tab (s
- Page 321 and 322:
Figure 5-22 Information tabThe Conf
- Page 323 and 324:
default in BIOS, so if your virtual
- Page 325 and 326:
computing. We’ll hit the subject
- Page 327 and 328:
EXAM TIP BIOS security-related opti
- Page 329 and 330:
drive controller—basically just a
- Page 331 and 332:
almost any device for your computer
- Page 333 and 334:
codes before and during the video t
- Page 335 and 336:
Figure 5-31 POST card in actionPOST
- Page 337 and 338:
devices so you can run utilities to
- Page 339 and 340:
Figure 5-34 Options for resetting C
- Page 341 and 342:
Figure 5-36 Changing shunt location
- Page 343 and 344:
booting are slim—but you’ll sti
- Page 345 and 346:
NOTE A failed BIOS/UEFI update—wh
- Page 347 and 348:
needs BIOS.C. All hardware built in
- Page 349 and 350:
4. B. Most likely the device has an
- Page 351 and 352:
Figure 6-1 Traces visible beneath t
- Page 353 and 354:
EXAM TIP CompTIA A+ 1001 exam objec
- Page 355 and 356:
NOTE In case your curiosity has run
- Page 357 and 358:
Figure 6-5 Keyboard connector on th
- Page 359 and 360:
Figure 6-7 ATX portsThe ATX form fa
- Page 361 and 362:
Figure 6-9 A microATX motherboardEX
- Page 363 and 364:
Figure 6-10 Mini-ITXOne of the grea
- Page 365 and 366:
vary in features, performance, and
- Page 367 and 368:
Figure 6-13 Driver disc for ASUS mo
- Page 369 and 370:
building a custom rig is selecting
- Page 371 and 372:
case, another example (like USB) of
- Page 373 and 374:
Figure 6-18 Expansion slots connect
- Page 375 and 376:
architecture (see Figure 6-22) in t
- Page 377 and 378:
PCI ExpressPCI Express (PCIe) is st
- Page 379 and 380:
Figure 6-25 PCIe ×1 slot (top)NOTE
- Page 381 and 382:
Optimally, a card should always be
- Page 383 and 384:
Figure 6-27 Always secure all cards
- Page 386 and 387:
Figure 6-28 Properly seated expansi
- Page 388 and 389:
Figure 6-30 Uninstalling a deviceUn
- Page 390 and 391:
Figure 6-32 Installation menuDriver
- Page 392 and 393:
should open Device Manager and veri
- Page 394 and 395:
Figure 6-35 Running Add Hardware Wi
- Page 396 and 397:
Figure 6-37 Updating the driverIf y
- Page 398 and 399:
Upgrading a motherboard can very qu
- Page 400 and 401:
NOTE If you have a motherboard with
- Page 402 and 403:
Figure 6-40 Standoff in a case, rea
- Page 404 and 405:
Figure 6-41 Motherboard wire connec
- Page 406 and 407:
a CPU fan can be a bear of a task,
- Page 408 and 409:
nose to lead you to a popped capaci
- Page 410 and 411:
Figure 6-43 USB POST card (left) an
- Page 412 and 413:
flash ROM chip. Refer to Chapter 5
- Page 414 and 415:
7. Solon has a very buggy computer
- Page 416 and 417:
CHAPTER 7Power SuppliesIn this chap
- Page 418 and 419:
EXAM TIP Some questions on the Comp
- Page 420 and 421:
you push too much through, the wire
- Page 422 and 423:
Supplying ACEvery PC power supply m
- Page 424 and 425:
Figure 7-6 Outlet voltages
- Page 426 and 427:
haven’t used one in the past, get
- Page 428 and 429:
amperage output is too low, the dev
- Page 430 and 431:
telephone line protection (see Figu
- Page 432 and 433:
Figure 7-12 Uninterruptible power s
- Page 434 and 435:
monitoring and maintenance software
- Page 436 and 437:
Figure 7-14 Desktop PSUEXAM TIP The
- Page 438 and 439:
Figure 7-16 Molex connectorMini Con
- Page 440 and 441:
Chapter 8, “Mass Storage Technolo
- Page 442 and 443:
benefits. Soft power prevents a use
- Page 444 and 445:
ATX12V standard was the lack of enf
- Page 446 and 447:
Figure 7-23 Convertible motherboard
- Page 448 and 449:
designed specifically for mini-ITX
- Page 450 and 451:
Figure 7-26 Power supply advertisin
- Page 452 and 453:
rail power from a PSU may continue
- Page 454 and 455:
as simple. Let’s take a look.Inst
- Page 456 and 457:
Figure 7-30 On/off switch for an AT
- Page 458 and 459:
power supply.Figure 7-32 Power supp
- Page 460 and 461:
Figure 7-34 Case fanThe single bigg
- Page 462 and 463:
EXAM TIP Missing slot covers can ca
- Page 464 and 465:
motherboard, and the manufacturer
- Page 466 and 467:
Figure 7-39 Testing one of the 5-V
- Page 468 and 469:
PC, making it a rather challenging
- Page 470 and 471:
burning inside of it, stop using it
- Page 472 and 473:
Chapter ReviewQuestions1. What is t
- Page 474 and 475:
C. Sleep modeD. Soft power10. How m
- Page 476 and 477:
in modern operating systems.Histori
- Page 478 and 479:
Figure 8-2 Read/write heads on actu
- Page 480 and 481:
dust or animal hair, and so on.Tech
- Page 482 and 483:
devices.SSDs for personal computers
- Page 484 and 485:
randomly around the drive, and how
- Page 486 and 487:
Figure 8-8 Standardized physical co
- Page 488 and 489:
Figure 8-10 PATA cable plugged into
- Page 490 and 491:
ATA/ATAPI drives.Serial ATA address
- Page 492 and 493:
device—theoretically, up to 30 ti
- Page 494 and 495:
Most hard drives sold today are SAT
- Page 496 and 497:
AHCICurrent versions of Windows sup
- Page 498 and 499:
SCSISATA drives dominate the person
- Page 500 and 501:
continue to operate even if the pri
- Page 502 and 503:
majority of network servers use a t
- Page 504 and 505:
EXAM TIP In preparation for the Com
- Page 506 and 507:
NOTE Chapter 9, “Implementing Mas
- Page 508 and 509:
Dedicated RAID BoxesMany people add
- Page 510 and 511:
cables reach the drive? A quick tes
- Page 512 and 513:
Figure 8-26 Drive label showing mas
- Page 514 and 515:
configure SATA version/speed (1.5,
- Page 516 and 517:
information whenever you installed
- Page 518 and 519:
If you want your computer to run, i
- Page 520 and 521:
A. 5200B. 7200C. 9200D. Not applica
- Page 522 and 523:
2. C. The M.2 (and mSATA) SSD has a
- Page 524 and 525:
After you’ve successfully install
- Page 526 and 527:
The CPU and operating system never
- Page 528 and 529:
EXAM TIP You might see the terms ba
- Page 530 and 531:
EXAM TIP Only one master boot recor
- Page 532 and 533:
Figure 9-8 GRUB in actionExtended P
- Page 534 and 535:
partitioning called dynamic storage
- Page 536 and 537:
limited Windows to 128 partitions.
- Page 538 and 539:
common situations likely to require
- Page 540 and 541:
SIM Check out the excellent Chapter
- Page 542 and 543:
Figure 9-14 Drive with four partiti
- Page 544 and 545:
file is larger than 4096 bytes, it
- Page 546 and 547:
Figure 9-17 Bad blocks markedNOTE H
- Page 548 and 549:
Windows finds the first open cluste
- Page 550 and 551:
FAT32 is still very much commonly u
- Page 552 and 553:
Figure 9-21 Piriform Recuva in acti
- Page 554 and 555:
over the hard drive to retrieve a s
- Page 556 and 557:
defragment an NTFS partition, you
- Page 558 and 559:
Figure 9-25 Hard drive quotas in Wi
- Page 560 and 561:
bigger in capacity, however, the fi
- Page 562 and 563:
You cannot follow the procedure in
- Page 564 and 565:
Partitioning and Formatting with th
- Page 566 and 567:
Figure 9-29 Disk Management showing
- Page 568 and 569:
The Disk Management utility is the
- Page 570 and 571:
Figure 9-32 Unknown drive in Disk M
- Page 572 and 573:
properly with the computer.• Offl
- Page 574 and 575:
tool, diskpart, offers options not
- Page 576 and 577:
Figure 9-37 Turning on compressionD
- Page 578 and 579:
Figure 9-38 Converting to a dynamic
- Page 580 and 581:
Figure 9-40 Simple volumesSpanning
- Page 582 and 583:
Figure 9-42 The Extend Volume Wizar
- Page 584 and 585:
without using dynamic disks. You ca
- Page 586 and 587:
Figure 9-45 Selecting a new mirror
- Page 588 and 589:
While partitions and volumes can be
- Page 590 and 591:
one partition into two, you need to
- Page 592 and 593:
blocks and is a handy option when y
- Page 594 and 595:
Figure 9-52 Formatted drives reveal
- Page 596 and 597:
mirror array, so you can lose one o
- Page 598 and 599:
addressing. A block is one step abo
- Page 600 and 601:
Figure 9-54 The Tools tab in the Pr
- Page 602 and 603:
—or defrag—your drives as part
- Page 604 and 605:
Figure 9-57 Mike’s Recycle BinEve
- Page 606 and 607:
1001Troubleshooting Hard Drive Impl
- Page 608 and 609:
moment you try to do something with
- Page 610 and 611:
or any service technician can do to
- Page 612 and 613:
on individual drives. There are a c
- Page 614 and 615:
examples: Avanquest Partition Comma
- Page 616 and 617:
The answer is easy—the folks at G
- Page 618 and 619:
5. Jaime wishes to check her hard d
- Page 620 and 621:
CHAPTER 10Essential PeripheralsIn t
- Page 622 and 623:
the CompTIA A+ 1001 exam. Just reme
- Page 624 and 625:
• USB 3.0 is capable of speeds of
- Page 626 and 627:
Figure 10-5 Shared USB ports for 1.
- Page 628 and 629:
Figure 10-8 USB 3.0 ports (left) an
- Page 630 and 631:
device involved. If you have a USB
- Page 632 and 633:
USB ConfigurationThe biggest troubl
- Page 634 and 635:
USB, FireWire went through a few it
- Page 636 and 637:
see if the port’s been turned off
- Page 638 and 639:
a PC. All modern operating systems
- Page 640 and 641:
correspond to ctrl and alt; the com
- Page 642 and 643:
probably useless with the stuck key
- Page 644 and 645:
Figure 10-21 Cleaning an optical mo
- Page 646 and 647:
Figure 10-23 Training Windows Hello
- Page 648 and 649:
commands or text. Apple, Microsoft,
- Page 650 and 651:
Touch ScreensA touch screen is a mo
- Page 652 and 653:
Figure 10-29 A typical KVM switchTo
- Page 654 and 655:
Figure 10-31 A joystickGame control
- Page 656 and 657:
skies, or the streets, or wherever
- Page 658 and 659:
Figure 10-34 Drawing with a digitiz
- Page 660 and 661:
Figure 10-35 Secure Digital cardCon
- Page 662 and 663:
Figure 10-38 Video chatting by webc
- Page 664 and 665:
two tracks (stereo). More advanced
- Page 666 and 667:
Microsoft’s first OS, DOS.The bea
- Page 668 and 669:
used to connect to an external devi
- Page 670 and 671:
Figure 10-43 A standard microphoneN
- Page 672 and 673:
A video is two or more separate tra
- Page 674 and 675:
Flash MemoryFlash memory, the same
- Page 676 and 677:
Figure 10-48 CF cardSecure Digital
- Page 678 and 679:
are critical for figuring out wheth
- Page 680 and 681:
Figure 10-51 USB card readerWhichev
- Page 682 and 683:
CD-ROM Speeds The first CD-ROM driv
- Page 684 and 685:
media to the functional equivalent
- Page 686 and 687:
Figure 10-55 Typical DVD-videoThe s
- Page 688 and 689:
up to 25 GB (single-layer disc), 50
- Page 690 and 691:
Figure 10-58 CD-RW, DVD, and BD-R d
- Page 692 and 693:
A. The bus speed stays constant, bu
- Page 694 and 695:
2. C. The bus speed decreases becau
- Page 696 and 697:
Prerequisites to BuildingIn a typic
- Page 698 and 699:
system? What about the customer’s
- Page 700 and 701:
Table 11-1 shows the minimum hardwa
- Page 702 and 703:
purpose systems, like point-of-sale
- Page 704 and 705:
smoothly. Many desktop computers ca
- Page 706 and 707:
EXAM TIP Standalone sound cards are
- Page 708 and 709:
Audio Editing WorkstationsThe requi
- Page 710 and 711:
(NAS) device to dish out files and
- Page 712 and 713:
Figure 11-7 Media streaming turned
- Page 714 and 715:
Figure 11-9 Streaming with iTunesHa
- Page 716 and 717:
NOTE This section explores the inst
- Page 718 and 719:
EXAM TIP The CompTIA A+ 1002 object
- Page 720 and 721:
Clean InstallationA clean installat
- Page 722 and 723:
Before you begin an upgrade of Wind
- Page 724 and 725:
NOTE When configuring a computer fo
- Page 726 and 727:
Figure 11-15 Image deployment over
- Page 728 and 729:
Figure 11-16 Windows 64-bit or 32-b
- Page 730 and 731:
Figure 11-18 The Windows setup welc
- Page 732 and 733:
Figure 11-20 Choosing the edition o
- Page 734 and 735:
Figure 11-22 Choose your installati
- Page 736 and 737:
the oh-so-irritating Cortana to hel
- Page 738 and 739:
Figure 11-25 Choosing a user nameMi
- Page 740 and 741:
for a piece of software, don’t yo
- Page 742 and 743:
Figure 11-28 Setting up PXE in syst
- Page 744 and 745:
Troubleshooting Installation Proble
- Page 746 and 747:
logs.2. Identify the specific log f
- Page 748 and 749:
to be a lemon.Restoring User Data F
- Page 750 and 751:
about the process, so there’s not
- Page 752 and 753:
EXAM TIP Professional hard drive di
- Page 754 and 755:
disposed of in the right way. Safel
- Page 756 and 757:
You can tighten up privacy settings
- Page 758 and 759:
C. Service packD. Service release10
- Page 760 and 761:
without it.Every version of Windows
- Page 762 and 763:
This root key combines class object
- Page 764 and 765:
To describe the location of a speci
- Page 766 and 767:
Windows includes a couple of comman
- Page 768 and 769:
NOTE If you work with Windows long
- Page 770 and 771:
Figure 12-5 Task Manager in Windows
- Page 772 and 773:
Figure 12-6 Processes tab in Window
- Page 774 and 775:
Figure 12-8 Processes tab with more
- Page 776 and 777:
Figure 12-10 Processes detail on ri
- Page 778 and 779:
Figure 12-11 Process priorityMessin
- Page 780 and 781:
Figure 12-12 Turning off affinity t
- Page 782 and 783:
Figure 12-14 Process ExplorerThink
- Page 784 and 785:
EXAM TIP You can open the Services
- Page 786 and 787:
EXAM TIP You can start any service
- Page 788 and 789:
issue.Figure 12-19 CPU usageNetwork
- Page 790 and 791:
Services, and Users tabs all still
- Page 792 and 793:
processes running.Beyond these chan
- Page 794 and 795:
Figure 12-23 Processes tab with mul
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Figure 12-25 App history tab in Win
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Figure 12-27 Users tab in Windows 8
- Page 800 and 801:
Because I was already in the comman
- Page 802 and 803:
Beyond that, each tab brings subtle
- Page 804 and 805:
Figure 12-32 Blank Performance Moni
- Page 806 and 807:
Figure 12-34 Sample reportEXAM TIP
- Page 808 and 809:
Figure 12-35 Component Services in
- Page 810 and 811:
Questions1. What is the name of the
- Page 812 and 813:
Answers1. C. On Windows machines, b
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section describes methods for shari
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accounts (tied to a specific comput
- Page 818 and 819:
NOTE Every secure organization sets
- Page 820 and 821:
just a single user account. You can
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• Type lusrmgr.msc in the search
- Page 824 and 825:
Figure 13-5 Default groupsLet’s a
- Page 826 and 827:
Figure 13-7 Creating the Morning gr
- Page 828:
Figure 13-9 Adding a new userManagi
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Figure 13-12 Accounts screen in Win
- Page 833 and 834:
Figure 13-14 Options for a new acco
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Figure 13-16 Accounts app homeThe A
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Figure 13-18 User Accounts in Windo
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ownership. Owners can do anything t
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• Full Control Enables you to do
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Execute permissions (see Figure 13-
- Page 845 and 846:
Figure 13-23 Special permissionsPer
- Page 847 and 848:
EXAM TIP Current versions of Window
- Page 849 and 850:
• Everyone Permissions for anyone
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chmod <permissions> <filename>Using
- Page 853 and 854:
but they are not visible by default
- Page 855 and 856:
remove them and edit existing NTFS
- Page 857 and 858:
two choices for permissions to give
- Page 859 and 860:
Locating Shared FoldersBefore you w
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To encrypt a file or folder takes s
- Page 863 and 864:
Figure 13-34 Selecting encryptionAs
- Page 865 and 866:
NOTE As of Windows 10 BitLocker can
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Figure 13-36 Local Security Policy
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When picking the poster child for t
- Page 871 and 872:
Figure 13-40 The danger of administ
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action—thus, the infamous UAC dia
- Page 875 and 876:
Figure 13-44 Shield icons in User A
- Page 877 and 878:
Figure 13-46 Change User Account Co
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has a place on everyone’s compute
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B. Place the files in the Public Sh
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Maintaining and OptimizingOperating
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only for Windows. Both macOS and Li
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Windows Update checks your system,
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Figure 14-3 Hiding an updateWindows
- Page 891 and 892:
Figure 14-5 Windows 7 Windows Updat
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Figure 14-8 Windows 10 Windows Upda
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Figure 14-9 App Store update option
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A+ 1002 exam because the objectives
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Figure 14-12 CCleaner Registry Clea
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Figure 14-13 Error checking in Wind
- Page 903 and 904:
you need to error check your disk,
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Figure 14-16 Conditions tab in Wind
- Page 907 and 908:
all.) The OS runs scans late at nig
- Page 909 and 910:
A lot of software loads when you bo
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• Tools This tab lists many of th
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Users & Groups in macOSIn the Users
- Page 915 and 916:
Microsoft includes a couple of hand
- Page 917 and 918:
checking your video card that Chapt
- Page 919 and 920:
Figure 14-26 Device Manager as a sn
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potential impact could installing t
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Figure 14-29 Installation UACShould
- Page 925 and 926:
Figure 14-31 Microsoft StoreInstall
- Page 927 and 928:
Figure 14-33 Linux store optionsBut
- Page 929 and 930:
applet in Control Panel (see Figure
- Page 931 and 932:
For all other macOS apps, removing
- Page 933 and 934:
processes you read about specifical
- Page 935 and 936:
Figure 14-40 Adding a device in Win
- Page 938 and 939:
Figure 14-41 Windows 10 Performance
- Page 940 and 941:
Data Execution Prevention (DEP) wor
- Page 942 and 943:
Figure 14-44 What do you want to ba
- Page 944 and 945:
Figure 14-46 Showing some of a sing
- Page 946 and 947:
drive, I suppose, but what would be
- Page 948 and 949:
users store all personal documents.
- Page 950 and 951:
yourself needing to roll back a Win
- Page 952 and 953:
Figure 14-53 System Restore setting
- Page 954 and 955:
4. What tool enables you to correct
- Page 956 and 957:
storage devices, such as HDDs and S
- Page 958 and 959:
The command prompt is popular for m
- Page 960 and 961:
Windows shell is Command. On macOS
- Page 962 and 963:
and press ENTER.Figure 15-2 The Win
- Page 964 and 965:
EXAM TIP Spotlight (or Spot Light,
- Page 966 and 967:
In Windows, if you see a prompt tha
- Page 968 and 969:
Figure 15-6 File association in Fil
- Page 970 and 971:
“Running a Program in Windows”
- Page 972 and 973:
macOS and Linux prompts show your f
- Page 974 and 975:
almost completely inflexible, so yo
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NOTE Some commands give you the sam
- Page 978 and 979:
We’ll discuss this output in more
- Page 980 and 981:
OS on which everyone depended.In th
- Page 982 and 983:
Try inserting an optical disc or a
- Page 984 and 985:
NOTE Make sure that the prompt poin
- Page 986 and 987:
on rm a little later in the chapter
- Page 988 and 989:
Figure 15-10 Running mmc in Windows
- Page 990 and 991:
see in black and white print!). The
- Page 992 and 993:
Because you probably don’t have a
- Page 994 and 995:
Wildcards in macOS and Linux work b
- Page 996 and 997:
To delete all of the files in a dir
- Page 998 and 999:
C:\Users\mike\Jedi>copy3. Type note
- Page 1000 and 1001:
many years ago as an add-on tool fo
- Page 1002 and 1003:
The chkdsk (checkdisk) command scan
- Page 1004 and 1005:
gpupdateGroup policies define vario
- Page 1006 and 1007:
Figure 15-15 Checking sfc options w
- Page 1008 and 1009:
some amazing tasks. Figure 15-16 sh
- Page 1010 and 1011:
macOS and Linux use special terms t
- Page 1012 and 1013:
as it has two totally different typ
- Page 1014 and 1015:
together:Note that grep shows us a
- Page 1016 and 1017:
If apt-get finds any out-of-date pa
- Page 1018 and 1019:
Figure 15-18 vi with textTo save yo
- Page 1020 and 1021:
stand for “Disk Destroyer.” Thi
- Page 1022 and 1023:
appropriate file extension will dep
- Page 1024 and 1025:
languages (but they have many other
- Page 1026 and 1027:
computer to remember the value by n
- Page 1028 and 1029:
good idea, even if you don’t expe
- Page 1030 and 1031:
Figure 15-19 Environment variables
- Page 1032 and 1033:
A. helpB. ?C. manD. /?7. Which of t
- Page 1034 and 1035:
CHAPTER 16Troubleshooting Operating
- Page 1036 and 1037:
Figure 16-1 If you see this screen,
- Page 1038 and 1039:
days old, you know it might have su
- Page 1040 and 1041:
before you have problems. Go to Con
- Page 1042 and 1043:
Figure 16-5 Download Windows 10 pag
- Page 1044 and 1045:
Figure 16-7 Recovery Environment ma
- Page 1046 and 1047:
Figure 16-9 WinRE Advanced options
- Page 1048 and 1049:
• Restores critical system and dr
- Page 1050 and 1051:
Figure 16-12 Windows Error Recovery
- Page 1052 and 1053:
you are attempting to fix a Windows
- Page 1054 and 1055:
Figure 16-15 Additional restore opt
- Page 1056 and 1057:
For image recovery in Windows 10, m
- Page 1058 and 1059:
Figure 16-20 Windows Memory Diagnos
- Page 1060 and 1061:
NOTE You can find out more about Me
- Page 1062 and 1063:
To make changes to the BCD store, y
- Page 1064 and 1065:
up at boot.Figure 16-22 bootmgr sho
- Page 1066 and 1067:
utility autochk runs after a reboot
- Page 1068 and 1069:
Figure 16-23 Login screenSeveral is
- Page 1070 and 1071:
Buggy video drivers can result in a
- Page 1072 and 1073:
reg prompt. From there, you have nu
- Page 1074 and 1075:
utility, and then click the Boot ta
- Page 1076 and 1077:
Enable Low-Resolution VideoSelectin
- Page 1078 and 1079:
You have two options to rebuild a p
- Page 1080 and 1081:
Reboot the computer and log in as t
- Page 1082 and 1083:
systems.Keep in mind that Event Vie
- Page 1084 and 1085:
Figure 16-33 Created custom ViewsNO
- Page 1086 and 1087:
Autoloading ProgramsWindows loves t
- Page 1088 and 1089:
Figure 16-37 Autostarting a service
- Page 1090 and 1091:
System Restore is the final step in
- Page 1092 and 1093:
Figure 16-39 Printer troubleshootin
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Figure 16-41 Security and Maintenan
- Page 1096 and 1097:
Security and Maintenance/Action Cen
- Page 1098 and 1099:
Figure 16-43 Apps & features in Set
- Page 1100 and 1101:
Problems with UninstallingThe singl
- Page 1102 and 1103:
Figure 16-47 Compatibility mode opt
- Page 1104 and 1105:
or other files to Windows, overwrit
- Page 1106 and 1107:
Figure 16-49 Repair and Reset optio
- Page 1108 and 1109:
Figure 16-50 Previous Versions tab
- Page 1110 and 1111:
Figure 16-51 System Protection tabN
- Page 1112 and 1113:
D. System Refresh4. What can device
- Page 1114 and 1115:
8. D. Jane should use the Windows M
- Page 1116 and 1117:
Figure 17-1 Typical monitor and vid
- Page 1118 and 1119:
image darker. That’s why many sun
- Page 1120 and 1121:
Figure 17-4 Liquid crystal molecule
- Page 1122 and 1123:
Figure 17-7 LCD pixelsOnce all of t
- Page 1124 and 1125:
Figure 17-9 An LCD matrix of wiresI
- Page 1126 and 1127:
Figure 17-12 LCD componentsLCD Pane
- Page 1128 and 1129:
LED backlighting. The drawback is t
- Page 1130 and 1131:
change the aspect ratio of many mon
- Page 1132 and 1133:
Figure 17-16 Narrow versus wide vie
- Page 1134 and 1135:
decisions on LCD screens.Color Dept
- Page 1136 and 1137:
Figure 17-18 CRT projectorGiven tha
- Page 1138 and 1139:
Figure 17-20 Projector throw variat
- Page 1140 and 1141:
the streets of Paris from the comfo
- Page 1142 and 1143:
translated into practical terms, li
- Page 1144 and 1145:
Type-C connectors and cables lack T
- Page 1146 and 1147:
Figure 17-28 DVI-to-VGA adapterAlte
- Page 1148 and 1149:
stand for mounting two monitors sid
- Page 1150 and 1151:
Figure 17-33 USB ports on monitorDi
- Page 1152 and 1153:
CRT days). Plus, almost every syste
- Page 1154 and 1155:
NOTE Many video cards come with a d
- Page 1156 and 1157:
Figure 17-38 Wide path between vide
- Page 1158 and 1159:
for system memory, cache memory, an
- Page 1160 and 1161:
NOTE The installation steps in this
- Page 1162 and 1163:
DriversJust like any other piece of
- Page 1164 and 1165:
Figure 17-43 Vertically stacked mon
- Page 1166 and 1167:
Figure 17-45 More Display Settings
- Page 1168 and 1169:
Figure 17-47 My editor hard at work
- Page 1170 and 1171:
Figure 17-49 Properties dialog box
- Page 1172 and 1173:
Figure 17-51 Personalization Settin
- Page 1174 and 1175:
Figure 17-53 Personalization applet
- Page 1176 and 1177:
Figure 17-55 Dock optionsDifferent
- Page 1178 and 1179:
information about the card, but the
- Page 1180 and 1181:
3-D GraphicsNo other area in comput
- Page 1182 and 1183:
seriously taxing the 486s and early
- Page 1184 and 1185:
stores a number of image files call
- Page 1186 and 1187:
Although they might accomplish the
- Page 1188 and 1189:
• www.hardocp.com• www.tomshard
- Page 1190 and 1191:
Figure 17-65 Serious video problemB
- Page 1192 and 1193:
require internal adjustment. This i
- Page 1194 and 1195:
Figure 17-66 Changing the size of t
- Page 1196 and 1197:
cool off before you work on it. Aft
- Page 1198 and 1199:
Figure 17-67 Example of a chromatic
- Page 1200 and 1201:
research the compatibility of your
- Page 1202 and 1203:
A. BacklightsB. InverterC. LampD. L
- Page 1204 and 1205:
6. B. You’ll typically see video
- Page 1206 and 1207:
asked, would say, “surf the Inter
- Page 1208 and 1209:
special software capable of sending
- Page 1210 and 1211:
a resource. The goal of networking,
- Page 1212 and 1213:
Frames and NICsData is moved from o
- Page 1214 and 1215:
The many varieties of frame share c
- Page 1216 and 1217:
communicate just fine.Most modern E
- Page 1218 and 1219:
Figure 18-9 A switchHubs and switch
- Page 1220 and 1221:
Figure 18-10 Cable markings for Cat
- Page 1222 and 1223:
Figure 18-12 RJ-45 pin numbersPlenu
- Page 1224 and 1225:
as a quick way to connect two compu
- Page 1226 and 1227:
EXAM TIP There are a number of Ethe
- Page 1228 and 1229:
Figure 18-15 BNC connectorFigure 18
- Page 1230 and 1231:
EXAM TIP For the CompTIA A+ exams,
- Page 1232 and 1233:
NOTE A structured cabling system is
- Page 1234 and 1235:
Figure 18-20 Horizontal cabling and
- Page 1236 and 1237:
Figure 18-21 Solid and stranded cor
- Page 1238 and 1239:
Figure 18-23 A floor-to-ceiling rac
- Page 1240 and 1241:
Figure 18-25 Typical patch panelsTh
- Page 1242 and 1243:
network tech’s best friend! Simpl
- Page 1244 and 1245:
Figure 18-30 Typical patch cableRol
- Page 1246 and 1247:
Figure 18-32 Properly stripped cabl
- Page 1248 and 1249:
Figure 18-34 Crimping the cableFigu
- Page 1250 and 1251:
Figure 18-36 Adding a bootAfter mak
- Page 1252 and 1253:
Figure 18-38 Typical work area outl
- Page 1254 and 1255:
is the Internet.Figure 18-40 Two br
- Page 1256 and 1257:
D. SC, ST, or LC7. Microsoft Intern
- Page 1258 and 1259:
CHAPTER 19Local Area NetworkingIn t
- Page 1260 and 1261:
simple protocols into groups, calle
- Page 1262 and 1263:
“255,” the class system is long
- Page 1264 and 1265:
Figure 19-2 Typical SOHO routerA ro
- Page 1266 and 1267:
Figure 19-4 Domain name serviceThe
- Page 1268 and 1269:
Figure 19-5 IP settings on a Window
- Page 1270 and 1271:
the default gateway and .2 through
- Page 1272 and 1273:
Figure 19-7 WAN conceptFigure 19-8
- Page 1274 and 1275:
Figure 19-9 The ping command’s sy
- Page 1276 and 1277:
Figure 19-10 An ipconfig/ all comma
- Page 1278 and 1279:
techs absolutely love the tool. Typ
- Page 1280 and 1281:
Figure 19-13 Setting up IP4. Enter
- Page 1282 and 1283:
Network Addressing with IPv6When th
- Page 1284 and 1285:
First, leading zeros can be dropped
- Page 1286 and 1287:
Figure 19-14 Link-local address in
- Page 1288 and 1289:
NOTE A router solicitation message
- Page 1290 and 1291:
Installing and Configuring a Wired
- Page 1292 and 1293:
think a system is disconnected from
- Page 1294 and 1295:
should know that a solid green ligh
- Page 1296 and 1297:
enabling networking hardware to tre
- Page 1298 and 1299:
Figure 19-23 Managed switch interfa
- Page 1300 and 1301:
you must set both the network permi
- Page 1302 and 1303:
Figure 19-25 Changing the workgroup
- Page 1304 and 1305:
Figure 19-26 Windows logon screenNO
- Page 1306 and 1307:
who created the folder is assigned
- Page 1308 and 1309:
Figure 19-29 Advanced Sharing dialo
- Page 1310 and 1311:
NTFS permissions, Deny always trump
- Page 1312 and 1313:
very pretty way to protect user nam
- Page 1314 and 1315:
NOTE Even though a computer is on a
- Page 1316 and 1317:
Figure 19-36 Domain logon screenWhe
- Page 1318 and 1319:
Figure 19-38 Active Directory Users
- Page 1320 and 1321:
Figure 19-40 Removing a computer fr
- Page 1322 and 1323:
Figure 19-42 Adding a new domain ac
- Page 1324 and 1325:
Figure 19-44 Adding a logon script
- Page 1326 and 1327:
Figure 19-45 totalhome.local domain
- Page 1328 and 1329:
Figure 19-46 Default HomeGroup dial
- Page 1330 and 1331:
Figure 19-48 The homegroup’s pass
- Page 1332 and 1333:
EXAM TIP Remember that homegroups s
- Page 1334 and 1335:
Figure 19-52 The Share with menuNot
- Page 1336 and 1337:
NOTE To learn about accessing share
- Page 1338 and 1339:
Figure 19-54 Windows 7 red X error
- Page 1340 and 1341:
a loopback test. A loopback test se
- Page 1342 and 1343:
TonersIt would be nice to say that
- Page 1344 and 1345:
To trace a cable, connect the tone
- Page 1346 and 1347:
The net use command is a command-li
- Page 1348 and 1349:
Because the cache is temporary, you
- Page 1350 and 1351:
computers?A. net sendB. show net_se
- Page 1352 and 1353:
CHAPTER 20Wireless NetworkingIn thi
- Page 1354 and 1355:
Figure 20-2 Wireless PCIe add-on ca
- Page 1356 and 1357:
Figure 20-4 Smartphone with wireles
- Page 1358 and 1359:
both power and a network connection
- Page 1360 and 1361:
access/collision avoidance (CSMA/CA
- Page 1362 and 1363:
in direct contact with every other
- Page 1364 and 1365:
as Internet connections and central
- Page 1366 and 1367:
all—except on a CompTIA A+ exam q
- Page 1368 and 1369:
vulnerable to attack. Although WEP
- Page 1370 and 1371:
Let’s say you want to connect a W
- Page 1372 and 1373:
Wireless Networking StandardsMost w
- Page 1374 and 1375:
11 Mbps (with actual throughput ave
- Page 1376 and 1377:
802.11x.Table 20-1 Comparison of 80
- Page 1378 and 1379:
NOTE Apple and Linux computers also
- Page 1380 and 1381:
some devices (such as a Bluetooth h
- Page 1382 and 1383:
Ad Hoc ModeAd hoc mode wireless net
- Page 1384 and 1385:
Most consumer WAPs have an integrat
- Page 1386 and 1387:
analyzer to find the “quietest”
- Page 1388 and 1389:
—the usual choices are either 64-
- Page 1390 and 1391:
password can offer. Their networks
- Page 1392 and 1393:
Figure 20-19 Changing the channelWi
- Page 1394 and 1395:
use—anything within the signal ra
- Page 1396 and 1397:
It’s a Polarizing Issue Antennas
- Page 1398 and 1399:
Figure 20-23 Goggle Nexus receiving
- Page 1400 and 1401:
Figure 20-24 macOS Bluetooth PAN co
- Page 1402 and 1403:
As with any troubleshooting scenari
- Page 1404 and 1405:
By the time you unpack your new WAP
- Page 1406 and 1407:
Figure 20-26 Windows 10’s wireles
- Page 1408 and 1409:
A. Hi-EncryptB. WEPC. WPAD. WPA23.
- Page 1410 and 1411:
4. A. In ad hoc mode networks, all
- Page 1412 and 1413:
How the Internet WorksThanks to the
- Page 1414 and 1415:
Figure 21-2 Message traveling from
- Page 1416 and 1417:
Figure 21-4 Electric Power Board (E
- Page 1418 and 1419:
in Chapter 19. Wireless connections
- Page 1420 and 1421:
Figure 21-7 Modem converting analog
- Page 1422 and 1423:
Figure 21-9 A USB modemDial-Up Netw
- Page 1424 and 1425:
then hear someone saying, “Hello?
- Page 1426 and 1427:
house to install the DSL receiver,
- Page 1428 and 1429:
in modern networking. Both DSL and
- Page 1430 and 1431:
the Internet. Wireless access point
- Page 1432 and 1433:
Figure 21-16 iPhone connecting over
- Page 1434 and 1435:
NOTE LTE has become synonymous with
- Page 1436 and 1437:
SatelliteSatellite connections to t
- Page 1438 and 1439:
Figure 21-19 Common SOHO router wit
- Page 1440 and 1441:
Figure 21-21 Configuration home pag
- Page 1442 and 1443:
most people, but for some home user
- Page 1444 and 1445:
Figure 21-24 Firmware update pageIn
- Page 1446 and 1447:
Figure 21-25 A secure Web pageIn or
- Page 1448 and 1449:
Refer to Chapter 19 if you need a r
- Page 1450 and 1451:
other settings. Although all Web br
- Page 1452 and 1453:
Figure 21-28 The Security tab in In
- Page 1454 and 1455:
explaining the options available to
- Page 1456 and 1457:
Configuring Other Web BrowsersI wan
- Page 1458 and 1459:
Figure 21-31 Google Chrome Settings
- Page 1460 and 1461:
sending and receiving stuff and thu
- Page 1462 and 1463:
Figure 21-33 Windows 10 MailFile Tr
- Page 1464 and 1465:
Figure 21-35 The Cyberduck FTP prog
- Page 1466 and 1467:
every desk? Why not just use the ex
- Page 1468 and 1469:
ever-handy ping, so try this!1. Run
- Page 1470 and 1471:
Figure 21-39 Windows Remote Desktop
- Page 1472 and 1473:
Figure 21-40 Creating a Remote Assi
- Page 1474 and 1475:
Figure 21-41 VPN connecting compute
- Page 1476 and 1477:
Figure 21-43 Endpoints must have th
- Page 1478 and 1479:
Figure 21-45 VPN connection in Wind
- Page 1480 and 1481:
something is, the more quickly flow
- Page 1482 and 1483:
SNMP. The third, SMB, is more commo
- Page 1484 and 1485:
Home Automation: ThermostatsYou can
- Page 1486 and 1487:
Figure 21-50 Controlling lighting o
- Page 1488 and 1489:
devices.Setting up these personal a
- Page 1490 and 1491:
1. Can you get to other Web sites?
- Page 1492 and 1493:
unavailable resources, such as no a
- Page 1494 and 1495:
Figure 21-55 No WAN connectionSlow
- Page 1496 and 1497:
Figure 21-56 QoSBeyond A+The areas
- Page 1498 and 1499:
Figure 21-58 My editor playing Worl
- Page 1500 and 1501:
C. 80 = HTTPSD. 22 = SSH8. What opt
- Page 1502 and 1503:
CHAPTER 22VirtualizationIn this cha
- Page 1504 and 1505:
Before virtualization, each OS need
- Page 1506 and 1507:
Figure 22-2 Saving a snapshotEXAM T
- Page 1508 and 1509:
Figure 22-4 Supervisor on a generic
- Page 1510 and 1511:
Figure 22-6 Author’s busy VMware
- Page 1512 and 1513:
Figure 22-9 Parallels DesktopThis i
- Page 1514 and 1515:
Figure 22-10 Super Nintendo emulato
- Page 1516 and 1517:
• Leave enough RAM for the hyperv
- Page 1518 and 1519:
can “virtually” network them. D
- Page 1520 and 1521:
with a switch. The answer is actual
- Page 1522 and 1523:
Figure 22-15 Installing Hyper-V in
- Page 1524 and 1525:
Figure 22-17 Creating a new VM in O
- Page 1526 and 1527:
Figure 22-19 Setting the virtual dr
- Page 1528 and 1529:
Figure 22-21 Fedora Workstation run
- Page 1530 and 1531:
Server-Side VirtualizationWhen it c
- Page 1532 and 1533:
Figure 22-24 Web interface for ESXi
- Page 1534 and 1535:
handle on how it increases flexibil
- Page 1536 and 1537:
on a single server that was also ho
- Page 1538 and 1539:
Dropbox, Gmail, and Facebook, which
- Page 1540 and 1541:
Figure 22-30 Amazon Simple Storage
- Page 1542 and 1543:
Figure 22-31 Heroku’s management
- Page 1544 and 1545:
EXAM TIP Know the differences betwe
- Page 1546 and 1547:
Sometimes we can have our cake and
- Page 1548 and 1549:
Resource PoolingAny time you can co
- Page 1550 and 1551:
successes in getting people to move
- Page 1552 and 1553:
D. Network as a Service8. Powerful
- Page 1554 and 1555:
CHAPTER 23Portable ComputingIn this
- Page 1556 and 1557:
Figure 23-1 An older notebook compu
- Page 1558 and 1559:
(right)• Gaming laptops, which te
- Page 1560 and 1561:
functional keyboard and a device to
- Page 1562 and 1563:
surface to move the pointer, and ta
- Page 1564 and 1565:
see everything I click or type, but
- Page 1566 and 1567:
device that would operate unplugged
- Page 1568 and 1569:
DisplayMost laptops support a secon
- Page 1570 and 1571:
EXAM TIP The CompTIA A+ 1001 exam o
- Page 1572 and 1573:
life.Figure 23-13 Wireless switchEX
- Page 1574 and 1575:
Figure 23-15 34-mm and 54-mm Expres
- Page 1576 and 1577:
Figure 23-16 Devices attached to US
- Page 1578 and 1579:
clean up unwanted files. That said,
- Page 1580 and 1581:
true! See if you can find one in yo
- Page 1582 and 1583:
power is restored after an outage.O
- Page 1584 and 1585:
power plan optionsNOTE While you ca
- Page 1586 and 1587:
the Change advanced power settings
- Page 1588 and 1589:
Figure 23-26 Offline Files dialog b
- Page 1590 and 1591:
fail on laptops, causing overheatin
- Page 1592 and 1593:
ShippingMuch of the storage and tra
- Page 1594 and 1595:
and the shrinking size of portable
- Page 1596 and 1597:
Now that you have the official line
- Page 1598 and 1599:
Figure 23-31 Some of the Dell lapto
- Page 1600 and 1601:
has, so the computer uses the page
- Page 1602 and 1603:
removable batteries! Failure to dis
- Page 1604 and 1605:
NOTE If you have a newer portable,
- Page 1606 and 1607:
Figure 23-37 Inserting a replacemen
- Page 1608 and 1609:
need to hunt down the part number u
- Page 1610 and 1611:
Figure 23-39 CPU heat-sink and fan
- Page 1612 and 1613:
display needs to happen. These are
- Page 1614 and 1615:
device receives power, the outlet i
- Page 1616 and 1617:
inconsistent reboots, graphical gli
- Page 1618 and 1619:
Wireless Devices (Bluetooth, Wi-Fi,
- Page 1620 and 1621:
are prone to unseating from any phy
- Page 1622 and 1623:
D. Store them in a cool, dry place.
- Page 1624 and 1625:
B. The laptop uses a CRT display.C.
- Page 1626 and 1627:
Windows, macOS, or some Linux distr
- Page 1628 and 1629:
Figure 24-1 RIM BlackBerry (courtes
- Page 1630 and 1631:
large smartphones (without the phon
- Page 1632 and 1633:
and media use, purpose-built e-read
- Page 1634 and 1635:
body, and more sophisticated fitnes
- Page 1636 and 1637:
Figure 24-9 VR headset/player (who
- Page 1638 and 1639:
Mobile Hardware FeaturesMuch of the
- Page 1640 and 1641:
When electrical engineers talk abou
- Page 1642 and 1643:
Figure 24-13 Find My iPhone appStan
- Page 1644 and 1645:
Figure 24-14 Turning off LocationEX
- Page 1646 and 1647:
open standards. The terms are relat
- Page 1648 and 1649:
Apple’s closed-source mobile oper
- Page 1650 and 1651:
Figure 24-16 Android 8 (Oreo)Androi
- Page 1652 and 1653:
ship devices preloaded with launche
- Page 1654 and 1655:
Virtual assistants can also be usef
- Page 1656 and 1657:
AMBER Alerts. Many of these emergen
- Page 1658 and 1659:
Figure 24-19 Airplane mode enabled
- Page 1660 and 1661:
the battery compartment of the mobi
- Page 1662 and 1663:
Figure 24-21 IMEI and ICCID numbers
- Page 1664 and 1665:
Figure 24-22 Configuring a VPNAn SS
- Page 1666 and 1667:
areas of importance to techs. First
- Page 1668 and 1669:
Figure 24-25 Apple Keynote on an iP
- Page 1670 and 1671:
Figure 24-28 ASUS proprietary power
- Page 1672 and 1673:
steps to set up a tablet with a Blu
- Page 1674 and 1675:
32).Figure 24-32 Searching for Monu
- Page 1676 and 1677:
store many non-Apple credentials as
- Page 1678 and 1679:
Figure 24-34 Selecting the Settings
- Page 1680 and 1681:
After you connect to a network succ
- Page 1682 and 1683:
Figure 24-36 Passwords & Accounts s
- Page 1684 and 1685:
primary account, so you’ll find G
- Page 1686 and 1687:
process, the CompTIA A+ 1001 object
- Page 1688 and 1689:
Synchronize to the AutomobileAutomo
- Page 1690 and 1691:
You are at the mercy of the securit
- Page 1692 and 1693:
need a 2.4-GHz CPU with two or more
- Page 1694 and 1695:
proprietary vendor-specific ports a
- Page 1696 and 1697:
Figure 24-43 Prompting for PINEXAM
- Page 1698 and 1699:
Figure 24-44 Magnetic credit card r
- Page 1700 and 1701:
connection and turn on an additiona
- Page 1702 and 1703:
EXAM TIP Removable batteries can us
- Page 1704 and 1705:
the options to enable the device.D.
- Page 1706 and 1707:
9. C. To connect an Android-based t
- Page 1708 and 1709:
happen across all varieties, types,
- Page 1710 and 1711:
All of the mobile operating systems
- Page 1712 and 1713:
On mobile devices, the term soft re
- Page 1714 and 1715:
output. If it doesn’t, there may
- Page 1716 and 1717:
manufacturer and remove and replace
- Page 1718 and 1719:
NOTE This section details reasons a
- Page 1720 and 1721:
can be a big clue. Use the recommen
- Page 1722 and 1723:
Figure 25-4 Battery usage for a sma
- Page 1724 and 1725:
location services, some small diffe
- Page 1726 and 1727:
Frozen SystemWhile a mobile device
- Page 1728 and 1729:
which one may actually be muting th
- Page 1730 and 1731:
Figure 25-5 Option to disable cellu
- Page 1732 and 1733:
Typically, a warning message will i
- Page 1734 and 1735:
For an e-mail message to be secure,
- Page 1736 and 1737:
A profile is a collection of config
- Page 1738 and 1739:
scratch across the lens! You’ll g
- Page 1740 and 1741:
and work on all the devices used in
- Page 1742 and 1743:
and symptoms of malware infections.
- Page 1744 and 1745:
25-12).Figure 25-12 Selecting items
- Page 1746 and 1747:
something the user either is or som
- Page 1748 and 1749:
Figure 25-14 Face ID optionsAuthent
- Page 1750 and 1751:
from unapproved or unofficial sourc
- Page 1752 and 1753:
Mobile OS and Application Security
- Page 1754 and 1755:
Figure 25-16 A Wi-Fi analyzer app o
- Page 1756 and 1757:
it’s full of molasses and constan
- Page 1758 and 1759:
today?Backup and Restore Maintainin
- Page 1760 and 1761:
periodically updated, but there is
- Page 1762 and 1763:
and desktop, plus what was availabl
- Page 1764 and 1765:
should always be weighed against th
- Page 1766 and 1767:
NOTE Some of the most sophisticated
- Page 1768 and 1769:
1. After five minutes of struggling
- Page 1770 and 1771:
Answers1. C. After five minutes of
- Page 1772 and 1773:
and concludes with troubleshooting
- Page 1774 and 1775:
printwires, to strike an inked prin
- Page 1776 and 1777:
Figure 26-4 Typical inkjet printerF
- Page 1778 and 1779:
or deal with a messy refill kit.Pri
- Page 1780 and 1781:
Printer speed is a key determinant
- Page 1782 and 1783:
past the heating element; some rece
- Page 1784 and 1785:
Figure 26-10 Components inside a la
- Page 1786 and 1787:
roller is charged with an extremely
- Page 1788 and 1789:
mirror, must be moved back and fort
- Page 1790 and 1791:
Figure 26-12 3-D printerFigure 26-1
- Page 1792 and 1793:
Figure 26-15 Managing a new 3-D pri
- Page 1794 and 1795:
sends it out over the Internet or o
- Page 1796 and 1797:
over GDI, including enhanced color
- Page 1798 and 1799:
you push the front button on the Ep
- Page 1800 and 1801:
manipulate by using a word processi
- Page 1802 and 1803:
black-and-white images in any signi
- Page 1804 and 1805:
Figure 26-23 Wonderfully descriptiv
- Page 1806 and 1807:
EXAM TIP You’ll find print server
- Page 1808 and 1809:
the complexity, or turning off RET
- Page 1810 and 1811:
Figure 26-25 Charging the drum with
- Page 1812 and 1813:
printer ejects the printed copy and
- Page 1814 and 1815:
bombard the surface of the drum wit
- Page 1816 and 1817:
printer automatically redirects the
- Page 1818 and 1819:
Driver Installation policy to allow
- Page 1820 and 1821:
EXAM TIP Windows-based printer shar
- Page 1822 and 1823:
Figure 26-33 Options for finding ne
- Page 1824 and 1825:
Figure 26-34 Installed default prin
- Page 1826 and 1827:
We’ll hit group policy in Chapter
- Page 1828 and 1829:
optimize printing for graphics or t
- Page 1830 and 1831:
security and data privacy.Network S
- Page 1832 and 1833:
error codes that indicate the probl
- Page 1834 and 1835:
properties. In the resulting Proper
- Page 1836 and 1837:
Figure 26-37 Page Setup options for
- Page 1838 and 1839:
Color Prints in Wrong ColorIf you p
- Page 1840 and 1841:
Don’t forget to replace the ink r
- Page 1842 and 1843:
Figure 26-38 Inkjet printer mainten
- Page 1844 and 1845:
Every inkjet printer has a differen
- Page 1846 and 1847:
slip and jam paper. They are easily
- Page 1848 and 1849:
the process.Laser Printer ProblemsL
- Page 1850 and 1851:
cartridge.Embossed Effect If your p
- Page 1852 and 1853:
hear popping noises; checking the c
- Page 1854 and 1855:
7. Which one of the following port
- Page 1856 and 1857:
CHAPTER 27Securing ComputersIn this
- Page 1858 and 1859:
Not all unauthorized access is mali
- Page 1860 and 1861:
this gambit, the attacker first lea
- Page 1862 and 1863:
least afford for it to happen. Hard
- Page 1864 and 1865:
PowerWe’ve covered power issues e
- Page 1866 and 1867:
Figure 27-3 Air-conditioning vent i
- Page 1868 and 1869:
you’ll almost certainly find a co
- Page 1870 and 1871:
Lock Down SystemsOnce an attacker h
- Page 1872 and 1873:
MAC Address FilteringIt’s far fro
- Page 1874 and 1875:
Figure 27-6 BIOS/UEFI access passwo
- Page 1876 and 1877:
To counter this problem, Blizzard E
- Page 1878 and 1879:
where you place your eye up to a sc
- Page 1880 and 1881:
for an access control list (ACL), a
- Page 1882 and 1883:
Figure 27-14 Local Security PolicyL
- Page 1884 and 1885:
• Minimum Password Length Forces
- Page 1886 and 1887:
• Personally identifiable informa
- Page 1888 and 1889:
plenty of open source programs with
- Page 1890 and 1891:
The CompTIA A+ certification exams
- Page 1892 and 1893:
printout at a printer and suddenly
- Page 1894 and 1895:
stealing private information. A vir
- Page 1896 and 1897:
Figure 27-18 Gator Corporation’s
- Page 1898 and 1899:
network can be spoofed. Here are a
- Page 1900 and 1901:
EXAM TIP For the exam, know that ra
- Page 1902 and 1903:
safe(ish), but be suspicious of any
- Page 1904 and 1905:
Figure 27-21 MalwarebytesSpam E-mai
- Page 1906 and 1907:
might get automated replies from un
- Page 1908 and 1909:
Figure 27-22 Windows 7 Action Cente
- Page 1910 and 1911:
NOTE The term antivirus (and antisp
- Page 1912 and 1913:
Figure 27-23 Attack site warningNob
- Page 1914 and 1915:
anti-malware companies provide boot
- Page 1916 and 1917:
before seems very sluggish.Many net
- Page 1918 and 1919:
16), you have access to more repair
- Page 1920 and 1921:
Figure 27-26 ASUS router as a firew
- Page 1922 and 1923:
Figure 27-28 SPI firewall settings
- Page 1924 and 1925:
Figure 27-30 Port triggeringIf you
- Page 1926 and 1927:
Figure 27-32 Windows 10 Firewall se
- Page 1928 and 1929:
Figure 27-33 Windows 10 network opt
- Page 1930 and 1931:
Figure 27-35 Windows Defender Firew
- Page 1932 and 1933:
scope of an A+ tech’s duties, the
- Page 1934 and 1935:
Data EncryptionEncryption methods d
- Page 1936 and 1937:
decrypt the incoming data. These pu
- Page 1938 and 1939:
Figure 27-39 Incoming certificateWe
- Page 1940 and 1941:
3. Which of the following tools wou
- Page 1942 and 1943:
1. D. Social engineering is the pro
- Page 1944 and 1945:
Organizations need documentation to
- Page 1946 and 1947:
Figure 28-2 A sampling of Cisco net
- Page 1948 and 1949:
Inventory ManagementTechs help orga
- Page 1950 and 1951:
Change Management ProcessesA change
- Page 1952 and 1953:
acceptance is vital for successful
- Page 1954 and 1955:
Companies can and should secure all
- Page 1956 and 1957:
Figure 28-6 Using a thumb drive to
- Page 1958 and 1959:
NOTE There’s no guarantee data or
- Page 1960 and 1961:
fit for image backups, it’ll help
- Page 1962 and 1963:
hauling a shipping container stuffe
- Page 1964 and 1965:
Figure 28-9 Users with local accoun
- Page 1966 and 1967:
B. She should perform a risk analys
- Page 1968 and 1969:
unforeseen and negative happens.5.
- Page 1991:
220-1002 Exam Objectives
- Page 2023 and 2024:
Seminars, but this is not required
- Page 2025 and 2026:
In no event will McGraw-Hill Educat
- Page 2027 and 2028:
Home page. Click the Resources tab,
- Page 2029 and 2030:
typically by melting material (such
- Page 2031 and 2032:
application) is legitimate. Usually
- Page 2033 and 2034:
Intel specifically for video that r
- Page 2035 and 2036:
selected peripherals. In 1996, APM
- Page 2037 and 2038:
based IBM computer. Many aspects of
- Page 2039 and 2040:
backlighting, and edge LED backligh
- Page 2041 and 2042:
BIOS (basic input/output services)
- Page 2043 and 2044:
the same signal.brightness control
- Page 2045 and 2046:
modern digital camcorders record to
- Page 2047 and 2048:
cellular wireless networks Networks
- Page 2049 and 2050:
graphical Error checking tool.chmod
- Page 2051 and 2052:
CMOS (complementary metal-oxide sem
- Page 2053 and 2054:
compliance Concept that members of
- Page 2055 and 2056:
Control Panel Collection of Windows
- Page 2057 and 2058:
provider without obvious notice.dat
- Page 2059 and 2060:
clusters. The result is an improvem
- Page 2061 and 2062:
Disk Cleanup Utility built into Win
- Page 2063 and 2064:
DLT (digital linear tape) High-spee
- Page 2065 and 2066:
including all data, software, and c
- Page 2067 and 2068:
dynamic range Gamut of color or int
- Page 2069 and 2070:
end-user acceptance Change manageme
- Page 2071 and 2072:
entry in the Security Log when cert
- Page 2073 and 2074:
fiber optic cable High-speed cable
- Page 2075 and 2076:
sophisticated fitness bands and wat
- Page 2077 and 2078:
fully qualified domain name (FQDN)
- Page 2079 and 2080:
needing to use dynamic disks.Google
- Page 2081 and 2082:
hardware virtualization support Pro
- Page 2083 and 2084:
HomeGroup A Windows feature that co
- Page 2085 and 2086:
iCloud Apple cloud-based storage. i
- Page 2087 and 2088:
impact printer Uses pins and inked
- Page 2089 and 2090:
looking for active intrusions. Func
- Page 2091 and 2092:
ISP (Internet service provider) Com
- Page 2093 and 2094:
the head of sharks by bad guys. Not
- Page 2095 and 2096:
liquid contact indicator (LCI) Smal
- Page 2097 and 2098:
Mac Also Macintosh. Common name for
- Page 2099 and 2100:
mass storage Hard drives, optical d
- Page 2101 and 2102:
central processing unit (CPU).micro
- Page 2103 and 2104:
mobile hotspot A mobile device that
- Page 2105 and 2106:
multifunction device (MFD) See MFD.
- Page 2107 and 2108:
outbound TCP/IP connections with th
- Page 2109 and 2110:
nonvolatile Describes storage that
- Page 2111 and 2112:
open source software Software for w
- Page 2113 and 2114:
lines to a device, usually a very o
- Page 2115 and 2116:
PCIe (PCI Express) Serialized succe
- Page 2117 and 2118:
Phillips-head screwdriver Most impo
- Page 2119 and 2120:
polymorphic virus Virus that attemp
- Page 2121 and 2122:
power supply fan Small fan located
- Page 2123 and 2124:
will be configured with a particula
- Page 2125 and 2126:
Public folder Folder that all users
- Page 2127 and 2128:
preceding address. This term is oft
- Page 2129 and 2130:
remnant Potentially recoverable dat
- Page 2131 and 2132:
dots to smooth out jagged edges tha
- Page 2133 and 2134:
For example, an IP router looks onl
- Page 2135 and 2136:
user interface (UI) will switch bet
- Page 2137 and 2138:
Service Location Protocol (SLP) Pro
- Page 2139 and 2140:
single rail Power supply configurat
- Page 2141 and 2142:
software token Programming (usually
- Page 2143 and 2144:
ST Type of fiber optic connector. S
- Page 2145 and 2146:
increased speed.strong password Pas
- Page 2147 and 2148:
system bus speed Speed at which the
- Page 2149 and 2150:
tap Touchscreen gesture where you p
- Page 2151 and 2152:
thermal paste Paste-like material w
- Page 2153 and 2154:
topology The way computers connect
- Page 2155 and 2156:
trusted root CA A highly respected
- Page 2157 and 2158:
UPS (uninterruptible power supply)
- Page 2159 and 2160:
intervals. The twists serve to redu
- Page 2161 and 2162:
could run its own VM containing a v
- Page 2163 and 2164:
WAN (wide area network) A widesprea
- Page 2165 and 2166:
Windows PowerShell Command-line too
- Page 2167 and 2168:
xcopy Command-line tool used to cop
- Page 2169 and 2170:
10BaseT Ethernet, 807, 810, 118316:
- Page 2171 and 2172:
active cooling, CPUs, 119Active Dir
- Page 2173 and 2174:
Advanced Sharing, folders, 865-867A
- Page 2175 and 2176:
answers, professional techniques fo
- Page 2177 and 2178:
as apps in Windows 8/8.1, 44buildin
- Page 2179 and 2180:
auditing, in Event Viewer, 1262-126
- Page 2181 and 2182:
critical application, 1310-1312file
- Page 2183 and 2184:
overview of, 407-408scanners, 1251B
- Page 2185 and 2186:
Boot Configuration Data. See BCD (B
- Page 2187 and 2188:
Thunderbolt, copper or fiber, 400US
- Page 2189 and 2190:
CD-rewritable (CD-RW) discs, 432CD-
- Page 2191 and 2192:
CL numbers, RAM latency, 148classes
- Page 2193 and 2194:
synchronizing mobile device data to
- Page 2195 and 2196:
command mode, vi text editor, 668-6
- Page 2197 and 2198:
access control. See access controla
- Page 2199 and 2200:
mass storage, 295-304mobile device
- Page 2201 and 2202:
OEM CPU coolers, 119overview of, 11
- Page 2203 and 2204:
cron command, scheduling maintenanc
- Page 2205 and 2206:
Debugging mode, Windows, 710dedicat
- Page 2207 and 2208:
troubleshooting limited connectivit
- Page 2209 and 2210:
disaster prevention and recoverybac
- Page 2211 and 2212:
Display Settings, Windows 10Advance
- Page 2213 and 2214:
organization of, 872-873Windows, 86
- Page 2215 and 2216:
dual inline memory modules. See DIM
- Page 2217 and 2218:
effective permissions, 1255EFS (enc
- Page 2219 and 2220:
error codeslaser printer, 1232troub
- Page 2221 and 2222:
.exe extension, 495, 648executable
- Page 2223 and 2224:
Registry and, 706failure to start n
- Page 2225 and 2226:
Linux, 59macOS, 59overview of, 55-5
- Page 2227 and 2228:
mobile device storage using, 1111ov
- Page 2229 and 2230:
frame, replacing laptop, 1072Fraunh
- Page 2231 and 2232:
UTP cabling for, 809gigabyte (GB),
- Page 2233 and 2234:
configuring in Windows, 533-536grou
- Page 2235 and 2236:
compatibility between OSs, 43CompTI
- Page 2237 and 2238:
mobile device CPUs and, 100-101port
- Page 2239 and 2240:
HTTPS (Hypertext Transfer Protocol
- Page 2241 and 2242:
network connection settings, 663-66
- Page 2243 and 2244:
input/output services. See BIOS (ba
- Page 2245 and 2246:
selecting CPU, 114-115socketed CPU
- Page 2247 and 2248:
tiered concept of, 936-938troublesh
- Page 2249 and 2250:
overview of, 835subnet mask, 835-83
- Page 2251 and 2252:
Windows 8/8.1, 47keylogger malware,
- Page 2253 and 2254:
paper not feeding, 1235periodic mai
- Page 2255 and 2256:
levels, UAC, 569-571LGA (land grid
- Page 2257 and 2258:
live CD, as complete OS on CD, 385-
- Page 2259 and 2260:
MM (mega), in computing, 94M.2 form
- Page 2261 and 2262:
scheduling, 589-590making directori
- Page 2263 and 2264:
magnetic hard drives (HDDs), 290-29
- Page 2265 and 2266:
microATX (mATX) motherboard, 209, 2
- Page 2267 and 2268:
purpose-built, 1088-1089review Q &
- Page 2269 and 2270:
unauthorized root access, 1175-1176
- Page 2271 and 2272:
overview of, 205-206RAID, 217review
- Page 2273 and 2274:
multimode fiber, single-mode fiber
- Page 2275 and 2276:
Internet appliances, 1292-1293intru
- Page 2277 and 2278:
Night light option, Windows 10, 769
- Page 2279 and 2280:
your Total Seminars Training Hub ac
- Page 2281 and 2282:
installation process, 461-462mobile
- Page 2283 and 2284:
Ownership permission, NTFS, 544, 54
- Page 2285 and 2286:
troubleshooting installation errors
- Page 2287 and 2288:
internal modems connecting to, 942o
- Page 2289 and 2290:
need physical connection to CPU, 16
- Page 2291 and 2292:
defines aspect ratio of picture, 74
- Page 2293 and 2294:
portsAndroid, 1114ATX form factor,
- Page 2295 and 2296:
power suppliescooling, 276-281elect
- Page 2297 and 2298:
automatic document feeder (ADF), 12
- Page 2299 and 2300:
laser printing, 1205-1206overview o
- Page 2301 and 2302:
purpose of change, 1306pwd (working
- Page 2303 and 2304:
address bus and, 92-96audio editing
- Page 2305 and 2306:
reading apps, dim display on mobile
- Page 2307 and 2308:
company policies, 1303hazardous che
- Page 2309 and 2310:
troubleshooting mobile security, 11
- Page 2311 and 2312:
routersbackbone, 936-938connecting
- Page 2313 and 2314:
connecting SSDs, 315-316internal op
- Page 2315 and 2316:
secpol.msc command, accessing Local
- Page 2317 and 2318:
Service Location Protocol (SLP), 98
- Page 2319 and 2320:
Shrink Volume, without using dynami
- Page 2321 and 2322:
emergency capabilities, 1105-1106en
- Page 2323 and 2324:
Windows 8/8.1, 44-51Windows 10, 51-
- Page 2325 and 2326:
Ethernet network, 807fiber, 947-948
- Page 2327 and 2328:
computing process, 35-37CPU, 104-10
- Page 2329 and 2330:
stranded core UTP cabling, 820, 824
- Page 2331 and 2332:
credentials on iOS and, 1117issues,
- Page 2333 and 2334:
mobile operating systems of, 1036ov
- Page 2335 and 2336:
in Windows 8/8.1, 65-69in Windows 1
- Page 2337 and 2338:
benefits of virtualization, 1000-10
- Page 2339 and 2340:
technical support for, 1362TotalSim
- Page 2341 and 2342:
RAM, 162-165video problems, 787-793
- Page 2343 and 2344:
overview of, 564-568UBCD (Ultimate
- Page 2345 and 2346:
updating drivers in macOS, 609-610v
- Page 2347 and 2348:
printer/multifunction device connec
- Page 2349 and 2350:
Windows 8 Task Manager, 511, 513USM
- Page 2351 and 2352:
connectors, 754-758flat-panel, 738L
- Page 2353 and 2354:
service layer cake, 1023-1028Softwa
- Page 2355 and 2356:
VR (virtual reality) headsets, 753-
- Page 2357 and 2358:
802.11b, 908-909802.11g, 909802.11n
- Page 2359 and 2360:
viewing directory contents, 639XPS
- Page 2361 and 2362:
accessing CLI, 68, 629-631chkdsk (/
- Page 2363 and 2364:
Windows Store, purchasing apps, 47W
- Page 2365 and 2366:
user names and passwords, 863-864wo
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