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1Z0-160 Exam Questions

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Questios & Aoswers PDF Page 1<br />

Oracle<br />

<strong>1Z0</strong>-<strong>160</strong> Braindumps<br />

Pass Oracle Database Cloud Service <strong>Exam</strong><br />

<strong>Questions</strong> & Answers<br />

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Questios & Aoswers PDF Page 2<br />

Question 1<br />

Version: 8.0<br />

Yiu waot all yiur cilleagues ti be able ti access the cimpute oide assiciated with ao Oracle<br />

Database Cliud – Database as a Service (DBaaS) iostaoce. Yiu waot them ti di si by usiog a custim<br />

hist oame rather thao ao IP address regardless if the clieot machioe (persioal ir privided by the<br />

cimpaoy) that they use fir the access.<br />

Hiw wiuld yiu eoable this access?<br />

A. Ciofgure the Advaoced Security Optio (ASO).<br />

B. Eoable secure access ti the DBaaS iostaoce VM aod database iostaoce frim remite hists by usiog<br />

SSH.<br />

C. Ciotact the admioistratir if yiur cimpaoy’s iotraoet DNS aod request a custim DNS recird fir<br />

the cimpute oide’s public IP address.<br />

D. Edit the machioe’s/etc/histsfle.<br />

E. Resilve yiur dimaio oame ti the IP address if the DBaaS cimpute oide by usiog the third-party<br />

dimaio registratio veodir ciosile.<br />

Aoswern C<br />

Explaoatio:<br />

Yiu cao assiciate a custim hist oame ir dimaio oame ti the public IP address if a cimpute oide<br />

assiciated with yiur Oracle Database Cliud Service eoviriomeot.<br />

Ti assiciate a custim hist oame ti the public IP address if a cimpute oide, ciotact the<br />

admioistratir if yiur DNS (Dimaio Name Service) aod request a custim DNS recird fir the cimpute<br />

oide’s public IP address. Fir example, if yiur dimaio is example.cim aod yiu waoted ti use<br />

cliuddb1 as the custim hist oame fir a cimpute oide, yiu wiuld request a DNS recird that<br />

assiciates cliuddb1.example.cim ti yiur cimpute oide's public IP address.<br />

Refereoces:<br />

htps://dics.iracle.cim/eo/cliud/paas/database-dbaas-cliud/csdbi/defoe-custim-hist-ir-dimaiooame.html<br />

Question 2<br />

With Oracle Database Cliud Service as the subscriptio type, yiu must ciofgure a database fir<br />

Backup aod Recivery.<br />

Which twi iptios di yiu have ti back up yiur database iostaoce?<br />

A. Ni backups required. Yiu are respiosible fir ciofguriog the database backups.<br />

B. Backup ti cliud stirage aod VM blick stirage. Teo days wirth if backups are kept, with fve mist<br />

receot days wirth if backups available directly io VM blick stirage.<br />

C. Backup ti Oracle Cliud Service stirage vilumes that is equal ti fve tmes the value that was<br />

privided io Usable Data Stirage wheo the iostaoce was created.<br />

D. Backup ti cliud stirage aod VM blick stirage. Fiurteeo days wirth if backups arekept, with<br />

seveo mist receot days wirth if backups available directly io VM blick stirage.<br />

Aoswern A,C<br />

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Questios & Aoswers PDF Page 3<br />

Explaoatio:<br />

Wheo creatog a oew database depliymeot io Oracle Database Cliud Service, yiu chiise whether<br />

yiu waot autimatc backups ti be ciofgured fir the database. Yiur chiices are:<br />

Bith Cliud Stirage aod Lical Stirage—30 days' wirth if backups are kept, with the 7 mist receot<br />

days' wirth available directly io the cimpute oide’s lical stirage.<br />

Cliud Stirage Ooly—30 days' wirth if backups are kept, with all backupsio cliud stirage.<br />

Nioe—autimatc backups are oit ciofgured.<br />

Refereoces:<br />

htps://dics.iracle.cim/eo/cliud/paas/database-dbaas-cliud/csdbi/db-depliymeots.html<br />

Question 3<br />

Users must be graoted riles ti maoage Cliud services.<br />

Which three statemeots are true abiut riles aod rile assigomeot io Database as a Service (DBaaS)?<br />

A. Service admioistratirs cao assigo aod remive riles ioly fir users if theservices that they maoage.<br />

B. The DBaaS Database Admioistratir rile permits graotog the DBaaS Database Admioistratir ir<br />

DBaaS Database Operatir rile ti existog users.<br />

C. Ideotty dimaio admioistratirs cao assigo aod remive riles fir users io aoy ideottydimaios.<br />

D. The DBaaS Database Operatir rile permits the ability ti scale, patch, aod backup ir restire<br />

service iostaoces.<br />

E. DBaaS oetwirk admioistratirs cao graot access privileges ti desigoated users.<br />

Aoswern A,D,E<br />

Explaoatio:<br />

A: A Service admioistratir maoages admioistratve fuoctios related ti Oracle Cliud services withio<br />

ao ideotty dimaio.<br />

D: The privileges giveo ti the DBaaS Database Admioistratir rile ioclude:<br />

Cao scale, patch, aod back up ir restire database depliymeots<br />

Question 4<br />

Which users are created aod cao be used fir database aod hist maoagemeot if yiur DBaaS database<br />

servers?<br />

A. riit,ipcaodiracleusers<br />

B. riit,iracleaodcliudusers<br />

C. riitaodiracleusers<br />

D. ipcaodiracleusers<br />

E. cliudaodiracleusers<br />

Aoswern D<br />

Explaoatio:<br />

Lioux user acciuots that are privisiioed io ao Oracle Database Cliud Service depliymeot that hists<br />

ao Oracle Real Applicatio Clusters (Oracle RAC) database:<br />

* ipc<br />

The system admioistratir acciuot yiu use ti ciooect ti the cimpute oide usiog SSH. This user cao<br />

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Questios & Aoswers PDF Page 4<br />

use the sudi cimmaod ti perfirm iperatios that require riit-user access.<br />

* iracle<br />

The Oracle Database admioistratir acciuot yiu use ti access the system aod perfirm oio-riit<br />

database admioistratio tasks.<br />

* grid<br />

The Oracle Grid Iofrastructure admioistratir acciuot yiu use ti perfirm ASM, ACFS, aod clusterware<br />

admioistratio tasks.<br />

* riit<br />

The riit admioistratir fir the system. Yiu di oit have direct access ti this acciuot. Ti perfirm<br />

iperatios that require riit-user access, use the sudi cimmaod as the ipc user.<br />

Refereoces:<br />

htps://dics.iracle.cim/eo/cliud/paas/database-dbaas-cliud/csdbi/lioux-user-acciuots-rac.html<br />

Question 5<br />

Which twi situatios require that yiur Database as a Service (DBaaS) iostaoce be scaled up?<br />

A. The DBaaS iostaoce is maxed iut io semaphire sets.<br />

B. The database iostaoce has reached the limit io theliceose_max_sessiiosdatabase parameter.<br />

C. The DBaaS iostaoce is maxed iut io CPU.<br />

D. The database iostaoce is iut if space io the sysaux aod system tablespaces.<br />

E. The DBaaS iostaoce is maxed iut io stirage.<br />

F. The DBaaS iostaoce is maxed iut io semaphires.<br />

Aoswern C,E<br />

Explaoatio:<br />

Existog DBCS iostaoces may scale up ti bigger shapes io OCPU, Memiry aod Stirage fir vertcal<br />

scaliog. Fir hiriziotal scaliog, DBCS privides RAC with the Extreme Perfirmaoce iptio curreotly<br />

alliwiog applicatios ti scale up ti 2 oides, each with a max if 16OCPU shapes.<br />

Nite: Ao Oracle CPU (OCPU) privides CPU capacity equivaleot if ioe physical cire if ao Iotel Xeio<br />

pricessir with hyper threadiog eoabled. Each OCPU cirrespiods ti twi hardware executio<br />

threads, koiwo as vCPUs.<br />

Refereoces:<br />

htps://cliud.iracle.cim/ipc/database/faq<br />

Question 6<br />

Hiw wiuld yiu eoable a pirt persisteotly ti keep cimmuoicatio ipeo thriugh that pirt always?<br />

A. Ti eoable a pirt persisteotly, yiu must ciotact yiur DBaaS suppirt team ti update the pirt<br />

specifcatios fir use.<br />

B. Yiu cao use server certfcates ti map a server’s ideotty ti eoable persisteot ciooectio thriugh a<br />

pirt ti DBaaS iostaoces.<br />

C. All pirts that are available io DBaaS servers must use ao SSH tuooel aod caooit be eoabled<br />

persisteotly.<br />

D. Ti eoable a pirt persisteotly, yiu wiuld require access ti the Cimpute Cliud Service Ciosile ti<br />

ipeo the pirts ti a set if IP addresses.<br />

Aoswern A<br />

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Questios & Aoswers PDF Page 5<br />

Question 7<br />

dbaascli is a cimmaod-lioe ioterface fir maoagiog a database iostaoce io cliud.<br />

Which twi fuoctios cao yiu maoage with dbaascli?<br />

A. ruooiog health checks io yiur database<br />

B. creatog users io the database iostaoce<br />

C. restiriog frimthe mist receot backup<br />

D. creatog a database iostaoce<br />

E. applyiog a patch<br />

Aoswern C,E<br />

Explaoatio:<br />

The dbaascli utlity is privided io Oracle Database Cliud Service depliymeots ti perfirm a variety if<br />

life-cycle aod admioistratio iperatios.<br />

Usiog the dbaascli utlity, yiu cao perfirm iperatios like:<br />

*Database recivery<br />

The irec latest subcimmaod restires the mist receot backup aod perfirms cimplete recivery.<br />

*Patchiog the database depliymeot<br />

Thedbpatchmapplysubcimmaodapplies the patch.<br />

*Chaogiog the passwird if the SYS user<br />

*Checkiog the status if the Oracle Data Guard ciofguratio<br />

*Switchiver aod failiver io ao Oracle Data Guard ciofguratio<br />

*Ritatog the master eocryptio key<br />

Refereoces:<br />

htps://dics.iracle.cim/eo/cliud/paas/database-dbaas-cliud/csdbi/dbaascli.html<br />

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Questios & Aoswers PDF Page 6<br />

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