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Latest and Most Accurate Oracle 1Z0-320 Dumps Exam Questions and Answers:

Version: 9.0
Question: 1

The slave connects to the master and asks for updated records. What command was issued for this to
happen?

A. RUN SLAVE
B. START RUN SLAVE
C. SLAVE RUN
D. SLAVE START
E. START SLAVE

Answer: D

Question: 2

Which two architecture options can provide Active/Active Master configuration for the MySQL
Database?

A. Execute the following on the 2x MySQL Server Instancesmysql> ALTER REPLICATION set mode=
active;
B. Deploy MySQL Cluster on the following machines:Machine 1: MySQL Node+ MySQL Management
NodeMachine 2: MySQL Node+ MySQL Management NodeMachine 3: Data NodeMachine 4: Data
NodeApplication can access MySQL Node on Machine 1 or Machine 2 for Active/Active
Configuration.
C. Configure MySQL Replication for two MySQL Database instances with circular Replication
Topology, where two different applications with each using different database schemas connecting to
a specified MySQL Database Instance.MySQL Database Instance1 < —–Replication—> MySQL
Database Instance 2Application A connecting to MySQL Database Instance 1 for schema
db1Application B connecting to MySQL Database Instance 2 for schema db2
D. Configure MySQL Replication between two MySQL Database instances and setting Replication
mode = active.
E. 2x MySQL Server Instances should be deployed on two machines with shared NFS volume. Datadir
points to the shared folder. Applications can access either one of the MySQL Servers for the same setof data.

Answer: C,D

Question: 3

You get a Maintenance notification about your Oracle MySQL Cloud Service. What are the
implications?

A. There are no maintenance operations planned. You need to do them manually.
B. Depending on the planned outage, you may not be affected by it. You need to read the
maintenance details in the support notice.
C. You need to agree to the maintenance windows. If not, you are not affected by the outage.
D. You can expect an outage of your MySQL Cloud Service during the planned time.

Answer: D

Question: 4

A keyfile has been generated as follows:
# openssl rand 32 –hex >keyfile
# cat keyfile
6a1d325e6ef0577f3400b7cd624ae574f5186d0da2eeb946895de418297ed75b
You are required to do a backup on the MySQL database using MySQL Enterprise Backup with
encryption.
Which option can perform the backup with the keyfile provided in order to encrypt the backup files?

A. # mysqlbackup – – backup-image=/backups/image.enc – – encrypt – -key-file= keyfile – -backupdir=/var/tmp/backup
backup-to-image
B. # mysqlbackup- encrypt – -key-file=keyfile – -backup-dir=/var/tmp/backup backup
C. # mysqlbackup – – backup-image=/backups/image.enc – – encrypt- encrypt-key=keyfile – – backupdir=/var/tmp/backup
backup-to-image
D. # mysqlbackup – – backup-image=/backups/image.enc – – encrypt – -key=keyfile – -backupdir=/var/tmp/backup
backup-to-image
E. # mysqlbackup- encrypt – -key-file=keyfile – -backup-dir=/var/tmp/backup – timestamp backup

Answer: D

Question: 5

You use MySQL Enterprise Monitor for a group of MySQL servers. In recent weeks, the MySQL
Enterprise Monitor has slowed down significantly.
Which two preventative actions should you take if your number of monitored MySQL instances has
changed?

A. Increase the disk space with at least 10% of the database size.
B. Increase the necessary operating system swap space (Linux): mkswap /dev/sdx; swapon/dev/sdx,
/etc/fstab.
C. Increase the amount of RAM available to the JVM installed with Tomcat. The JVM memory settings
are defined by the JAVA_OPTS line of the setenv file, which sets the environment variables for
Tomcat (–JvmMs/-Xms and –JvmMx/-Xmx).
D. Tune the InnoDB Buffer Pool of the MySQL Enterprise Monitor Repository database. This can have
a significant impact on performance (innodb_buffer_pool_size).

Answer: A,D

Question: 6

Your newly created MySQL Cloud Service is not available from your application. Select the two
correct options that apply.

A. You forgot to create the correct SSL/TLC certificate during the setup process.
B. The ‘opc’ user can be used to access MySQL only with the created SSH-Key.
C. Only ‘root’ is allowed to access from non-localhost.
D. The MySQL instance is still in the “Creation” process.
E. You forgot to enable port 3306.

Answer: C,E

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