upgrading and repairing PCs technicians ... - 400 Bad Request
upgrading and repairing PCs technicians ... - 400 Bad Request
upgrading and repairing PCs technicians ... - 400 Bad Request
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Key Combination Resulting Action<br />
Ctrl+V Pastes.<br />
Shift+Del Deletes selection immediately, without moving the item to<br />
the Recycle Bin.<br />
Alt+Enter Opens the property sheet for the selected object.<br />
To copy a file Press down <strong>and</strong> hold the Ctrl key while you drag the file to<br />
another folder.<br />
To create a shortcut Press down <strong>and</strong> hold Ctrl+Shift while you drag a file to the<br />
desktop or a folder.<br />
St<strong>and</strong>ard Versus Portable<br />
Keyboards<br />
Table 9.4 lists the differences in configuration <strong>and</strong> system setup for<br />
st<strong>and</strong>ard versus portable keyboards.<br />
Table 9.4 St<strong>and</strong>ard <strong>and</strong> Portable Keyboards Compared<br />
Feature St<strong>and</strong>ard Portable<br />
Key size Full-sized keys Full-sized keys on typing keys only;<br />
on entire keyboard directional <strong>and</strong> function keys usually<br />
smaller<br />
Cursor keys Inverted-T layout Inverted-T layout seldom used; makes<br />
st<strong>and</strong>ard “blind” cursor movements difficult<br />
Numeric keypad Separate keys at Embedded into right-h<strong>and</strong> alphanumerics;<br />
right of should disable numlock in BIOS to avoid<br />
directional keys keying errors; might require use of Fn key<br />
to use<br />
Add-on keypad Not needed Popular option for number-intensive uses;<br />
must plug into external port<br />
Keyswitch Types<br />
The most common type of keyswitch is the mechanical type, available<br />
in the following variations:<br />
• Pure mechanical<br />
• Foam element<br />
• Rubber dome<br />
• Membrane<br />
Keyswitch Types 219<br />
Table 9.5 compares user feel, repair, <strong>and</strong> servicing issues for these<br />
keyswitch types.