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Oracle 1Z1-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. The MySQL Replication Environment (Master and Slave) is prepared.
What two are options for connecting a Java application to the MySQL Master and Slave?

A)

B)

C)

D)

2. You need to load the MySQL Enterprise Audit plug-in at database startup and prevent the audit plug-in from being removed at run time.
Which two options should you include in the MySQL configuration file?

A) plugin-load=audit_log.so
B) plugin-audit=ON, ALWAYS
C) LOAD PLUGIN=AUDIT_LOG
D) audit_log_permanent=ON
E) audit-log=FORCE_PLUS_PERMANENT

3. The replication for a Master and Slave MySQL Servers is up and running. The disk space for Master Server is continuously growing. The binlog size keeps growing. Which two methods can fix the issue?

A) To safely purge binary log files, perform these steps:
B) Execute the purge binary logs statement without argument.
C) Delete all binlog files manually on the file system to release storage spaces.
D) Set the expire_logs_days system variable to expire binary log files automatically after a given number of days.
E) On the Master server, disable binlog by removing the --log-bin option.

4. Which three are recommended configurations for installing and running MySQL InnoDB Cluster?

A) The number of machines per group must be 3, 5, 7 or 9.
B) smaller VM,s work best - with a maximum of eight vCPU,s and 16GB of RAM
C) Use Network-attached storage (NAS) for the data files.
D) Networks must be in separate regions.
E) isolated machine resources
F) Groups must be in even numbers; 2, 4, 6, 8.
G) use SSD,s for data and replication logs

5. Assume that MySQL Enterprise Monitor is configured to monitor MySQL 8.0.10 or a later instance. Which three features are available?

A) creating e-mail alerts and SNMP traps for MySQL warnings
B) monitoring the availability of the MySQL Instance
C) deploying MySQL agent on supported target operating system
D) tracing import and export with mysqldump
E) analyzing executed MySQL queries
F) starting and stopping the MySQL instance

Solutions: