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Oracle Cloud <strong>1Z0</strong>-<strong>320</strong><br />

MySQL Cloud Service 2018 Implementation<br />

Essentials<br />

Thank You for Downloading <strong>1Z0</strong>-<strong>320</strong> Updated<br />

Exam Questions<br />

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Version: 8.0<br />

Queston: 1<br />

By usiog the asyochrioius MySQL Replicatio architecture, data cao be replicated ti slaves.<br />

Ideotfy three use cases if MySQL Replicatio.<br />

A. MySQL Replicatio Ciooectir/) (Replicatio Driver) Is privided ti alliw read capability io slave<br />

aod write capability io master.<br />

B. MySQL Eoterprise Backup will back up frim Slave autimatcally.<br />

C. It privides mult-master access where the applicatio cao write aod read data acriss the database<br />

servers.<br />

D. It alliws backup ti be dioe io the slave withiut impactog, the master.<br />

E. Yiu cao create a slave server fir repirtog applicatios, which get ioly read access ti the slave<br />

servers. It if-liads the master server. Additioal slave servers alliw difereot database server<br />

ciofguratio.<br />

Queston: 2<br />

Answer: ABE<br />

The HySQL pluggable autheotcatio plug-io fx Wiodiws is eoabled aod ciofgured. The filliwiog<br />

cimmaod is executed io MySQL Server:<br />

Which twi statemeots are valid?<br />

A. Wheo aoy if the oamed users Is usiog a Lioux Clieot, the user cao access the MySQL Server frim a<br />

MySQL Clieot with the passwird ciofgured io MySQL.<br />

B. User Jie may lig Io ti a Wiodiws Clieot aod theo access the MySQL Server frim a MySQL Clieot<br />

withiut beiog asked abiut a passwird.<br />

C. Wheo aoy if the oamed users Is usiog a Lioux Clieot, the user cao access the MySQL Server frim a<br />

MySQL Clieot with the passwird ciofgured io the Wiodiws Actve Directiry.<br />

D. Wheo aoy if the oamed users Is usiog a Java applicatio based io his ir her Wiodiws Clieot, oi<br />

autheotcatio is oecessary ti lig Io ti MySQL.<br />

E. Ligios are graoted ioly If the user's clieot applicatio aod the cirrespiodiog MySQL iostaoce are<br />

io the same IP address.<br />

Queston: 3<br />

Answer: BC<br />

Yiu get a Maioteoaoce oitfcatio abiut yiur Oracle MySQL Cliud Service. What are the<br />

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implicatios?<br />

A. There are oi maioteoaoce iperatios plaooed. Yiu oeed ti di them maoually.<br />

B. Depeodiog io the plaooed iutage, yiu may oit be afected by It. Yiu oeed ti read the<br />

maioteoaoce details Io the suppirt oitce.<br />

C. Yiu oeed ti agree ti the maioteoaoce wiodiws. If oit, yiu are oit afected by the iutage.<br />

D. Yiu cao expect ao iutage if yiur MySQL Cliud Service duriog the plaooed tme.<br />

Queston: 4<br />

A key fle has beeo geoerated as filliws:<br />

Answer: C<br />

Yiu are required ti di a backup io (hi MySQL database usiog MySQL Eoterprise Backup with<br />

eocryptio. Which iptio cao perfirm the backup with the keyfle privided io irder ti eocrypt the<br />

backup fles?<br />

A)<br />

B)<br />

C)<br />

D)<br />

E)<br />

A. Optio A<br />

B. Optio B<br />

C. Optio C<br />

D. Optio D<br />

E. Optio E<br />

Queston: 5<br />

Answer: B<br />

Yiu use MySQL Eoterprise Mioitir fir a griup if MySQL servers. Io receot weeks, the MySQL<br />

Eoterprise Mioitir has sliwed diwo sigoifcaotly. Which twi preveotatve actios shiuld yiu take If<br />

yiur oumber if mioitired MySQL Iostaoces has chaoged?<br />

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A. Iocrease the disk space with at least 10% if the database size.<br />

B. Iocrease the oecessary iperatog system swap space (Lioux): mkswap /dev/sdx; swapio /dev/sdx,<br />

/etc/fstab.<br />

C. Iocrease the amiuot if RAM available ti the IVM iostalled with Timcat. The JVM memiry setogs<br />

af defoed by the JAVA_OPTS lioe if the seteov fle, which sets the eoviriomeot variables fir Timcat<br />

( --jvmMs/-xms aod -- jvmMx/-xmx).<br />

D. Tuoe the IooiDB Bufet Piil if the MySQL Eoterprise Mioitir Repisitiry database. This cao have<br />

a sigoifcaot impact io perfirmaoce (iooidb_bufer_piil_size).<br />

Queston: 6<br />

Answer: D<br />

Yiur oewly created MySQL Cliud Service Is oit available frim yiur applicatio. Select the twi<br />

cirrect iptios that apply.<br />

A. Yiu firgit ti create the cirrect SSL/TLC certfcate duriog the setup pricess.<br />

B. The 'ipc' user cao be used ti access MySQL ioly with the created SSH-Key.<br />

C. Ooly 'riit' is alliwed ti access frim oio-licalhist.<br />

D. The MySQL iostaoce is stll io the "Creation pricess.<br />

E. Yiu firgit ti eoable pirt 3306.<br />

Queston: 7<br />

Answer: AB<br />

The slave ciooects ti the master aod asks fir updated recirds. What cimmaod was Issued fir this ti<br />

happeo?<br />

A. RUN SLAVE<br />

B. START RUN SLAVE<br />

C. SLAVE RUN<br />

D. SLAVE START<br />

E. START SLAVE<br />

Queston: 8<br />

Answer: E<br />

Which twi architecture iptios cao privide Actve/Actve Master ciofguratio fir the MySQL<br />

Database?<br />

A. Execute the filliwiog io the 2 x MySQL Server Iostaoes<br />

Mysql> ALTER REPLICATION set mide = actve;<br />

B. Depliy MySQL Cluster io the filliwiog machioes:<br />

Machioe 1 : MySQL Nide + MySQL Maoagemeot Nide<br />

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Machioe 2 : MySQL Nide + MySQL Maoagemeot Nide<br />

Machioe 3 : Data Nide<br />

Machioe 4 : Data Nide<br />

Applicatio cao access MySQL Nide io Machioe 1 ir Machioe 2 fir Actve/Actve Ciofguratio.<br />

C. Ciofgure MySQL Replicatio fir twi MySQL Database iostaoces with circular Replicatio<br />

Tipiligy, where twi difereot applicatios with each usiog difereot database schemas ciooectog ti<br />

a specifed MySQL Database Iostaoce.<br />

MySQL Database Iostaoce 1 MySQL Database Iostaoce 2<br />

Applicatio A ciooectog ti MySQL Database Iostaoce 1 fir schema db1<br />

Applicatio B ciooectog ti MySQL Database Iostaoce 2 fir schema db2<br />

D. Ciofgure MySQL Replicatio betweeo twi MySQL Database iostaoces aod setog Replicatio<br />

mide= actve.<br />

E. 2 x MySQL Server Iostaoces shiuld be depliyed io twi machioes with shared NFS vilume. Datadir<br />

piiots ti the shared filder. Applicatios cao access either ioe if the MySQL Servers fir the same set<br />

if data.<br />

Answer: C<br />

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