Oracle MySQL 2021 Implementation Essentials : 1Z0-921

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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. Which activity will take place if a table is created with both the compression and encryption options?

A) The compression is performed before tablespace data is encrypted.
B) The tablespace data is encrypted first and then compression is performed.
C) The system generates an error because the COMPRESSION and ENCRYPTION options cannot be used together.
D) The compression is performed, the ''data_at_rest_flag" is turned on and the tablespace data is encrypted.

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

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

3. You have been using mysqldump for logical backups of your MySQL databases. Your MySQL database size has been growing. Which two options can reduce the backup size and speed up the backup time?

A) Use MySQL Enterprise Backup with the - -size=compress to compress the backup file.
B) Use MySQL Enterprise Backup with the - - incremental policy to back up incrementally based on previous full backup.
C) Use mysqldump with the - -changesonly option.
D) Use MySQL Enterprise Backup with the - -compress option to compress the backup files and use - - compress-level to select the level of compression.
E) Use mysqldump with - -incremental together with the - -compress option to back up incrementally based on previous full backup and compress the incremental backup files.

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

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

5. Which two methods help prevent MySQL security risks?

A) Ensure that MySQL accounts have short and easy passwords.
B) Allow unauthorized clients to connect to the server.
C) Transmit plain (unencrypted) data over networks.
D) Use the secure installation script "mysql_alays_secure_installation".
E) Use a firewall to control access to MySQL ports.
F) Grant only permissions that a user requires.

Solutions: