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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. An existing MySQL Database environment has been doing backup and restore in a logical way by using the mysq1dump and mysq1 client utilities. When the backup is started using mysqldump with single-transaction mode, the existing application has long wait time. When the restore is required, it takes more than three hours to restore.
What two are benefits of using mysqlbackup from MySQL Enterprise Backup in this situation?

A) mysqlbackup from MySQL Enterprise Backup allows logical backup with concurrency built in to get faster backup speed and restoration speed.
B) MySQL Enterprise Backup provides tape backup integration by default. It has the virtual tape option, which allows backup to tape device directly without extra third-party software integration.
C) mysqlbackup can back up tables with the InnoDB engine without blocking. The backup is hot with InnoDB. Together with Incremental Backup, mysqlbackup from MySQL Enterprise Backup shortens the backup windows.
D) MySQL Enterprise Backup does not back up system data so that it is much faster.
E) mysqlbackup utilities dump the full database into a SQL file, which is imported into the mysql client in single-thread mode. mysqlbackup restores data from physical backups. Physical backup methods are faster than logical methods because they involve only file coping without conversion.

2. Which statement is used to create a new MySQL database?
Response:

A) CREATE SCHEMA
B) CREATE DATABASE
C) CREATE TABLE
D) NEW DATABASE

3. Your newly-created Oracle Cloud Infrastructure instance is not available for login in. Which is a valid reason for this issue?

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

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

5. 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)

Solutions: