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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. What three are ways to export and import data in MySQL Workbench?

A) Binary Data Export and Import Wizard
B) SQL Data Export and Import Wizard
C) Table Data Export and Import Wizard
D) Data Modeling Import Export Wizard
E) Backup Data Export and Import Wizard
F) Result Data Export and Import

2. You have a MySQL Server instance (running with Port# 3306) monitored by the Service Manager in MySQL Enterprise Monitor. You cloned the MySQL Database instance and configured it to be a replicated MySQL instance as Slave using Port# 3316 on the same machine as the Master Server. The replication configuration is working correctly. The Master and Slave Servers are running.
You are trying to add the newly created MySQL Slave instance to the Monitor. The Service Manager in MySQL Enterprise Monitor notifies you that the new instance is successfully added; however, it is not added correctly at the newly added configuration points to the old Master monitored items. The Monitor shows only one monitored MySQL instance for Master and Slave.
Which two are possible reasons for this problem?

A) The SLAVE and MASTER instances are started with the same configured value for the option - - monitor_server_uuid.
B) The mysql.instance table on SLAVE is cloned with the same content as MASTER, which has the same server UUID.
C) The mysql.inventory table on SLAVE is cloned with the same content as MASTER, which has the same server UUID.
D) All the MySQL instances (Master and Slave) have the same server_uuid in <datadir>/auto.cnf.
E) The MASTER and SLAVE are grouped as one instance for monitoring.

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

4. Which three are characteristics of the JSON data type?

A) It supports indexing directly against the JSON-defined column.
B) It validates the JSON syntax on insert or merge.
C) Comparisons of JSON values are not case-sensitive.
D) It is based on the TEXT data type.
E) Key or array references enable quick read-access to look up document elements directly.
F) A set of SQL functions substantially support the SQL utilization of the data type.

5. Which two statements are true about MySQL Enterprise Authentication?

A) MySQL Enterprise Authentication supports Windows Active Directory.
B) MySQL Enterprise Authentication makes it more difficult to set up security because you have different sets of security policies.
C) MySQL Enterprise Authentication supports Linux Pluggable Authentication Modules (PAM).
D) MySQL Enterprise Authentication determines what operation the user can perform.
E) MySQL Enterprise Edition automatically connects to Oracle Password Vault to verify user passwords..

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