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Oracle 1Z0-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. Which Oracle product is certified to work with MySQL Enterprise Edition?

A) Oracle Enterprise Manager
B) Oracle Data Pump
C) Oracle Application Express
D) Oracle Enterprise Backup

2. How would you restrict a user Joe from accessing all MySQL database objects?

A) Insert Joe,s name into the mysql.user_restriction cable, and issue the FLUSH PRIVILEGES command.
B) UPDATE mysql.user SET Password=PASSWORD(,Invalid,) WHERE User=,joe';
C) REVOKE ALL PRIVILEGES, GRANT OPTION FROM ,joe,@,%,;
D) CREATE USER , joe,@1' %' DENY ALL PRIVILEGES
E) CREATE USER ,joe'@,0.0.0.0, SET Password=PASSWORD(,% ! %,)

3. Which statement will display the status of the partitioning plug-in?

A) SHOW PLUGINS WHERE Name= 'partition';
B) SELECT PLUGIN_NAME, PLUGIN_VERSION, PLUGIN_STATUS FROM INFOMRATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME= 'partition';
C) SHOW STATUS PLUGINS WHERE Name= 'PARTITIONING';
D) USE SYS SCHEMA; SHOW PLUGINS STATUS;

4. 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.

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: