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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. Which statement adds a column with the largest integer data type?

A) ALTER TABLE SCIENTIFIC ADD scientific_value INTEGER;
B) ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(15,10);
C) ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(10,10);
D) ALTER TABLE SCIENTIFIC ADD scientific_value BIGINT;

2. After installing MySQL 8.0, you initialize the data directory with the --initialize command. Which two are places where you can find the root password?

A) The root password inserted in the error log set by the --log-error=[file_name] variable
B) The root password is not given and is blank. You must manually set the root password.
C) As root, execute the show password command by using the SHA-256 password encryption plug-in.
D) The root password displayed on the screen via a [warning] message.
E) The root_pw variable stored in the mysq1.install table.

3. You want to change the default behavior of MySQL Enterprise Monitor (MEM). New instances detected by a MEM agent should automatically monitor discovered instances.
How can you change the Advisor Setting?

A) Go to the configuration section (Advisors) and edit the default settings of the MySQL Process Discovery according to the existing users of your new MySQL instances.
B) Go to the configuration section (Advisors) and create a new advisor rule for new MySQL instances based on the MySQL Advisor Wizard.
C) Go to the configuration section (Users) and create a new user according to the existing users of your new MySQL instances.
D) Go to the configuration section (MEM) and configure the default login credentials.

4. You need to change the password level for a test system.
Which two allow to change this level before you create new test user/passwords?

A) SET GLOBAL validate_password_policy=,new level,;
B) Add validate_password_policy=,new level, in the [mysqld] section of the MySQL configuration file.
C) SET GLOBAL force_password_complex_policy=0;
D) Add validate_password=,new level, in the [security] section of the MySQL configuration file.

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

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