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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. You want to create the user named jenny for any host server with the password secretpassi23! and the password is expired? Which command should you use?

A) CREATE USER ,jenny,@,localhost, IDENTIFIED BY (,SecretPass123!,,,256,, Expired)
B) CREATE USER ,jenny,@'%, WITH HASHED(password,,SecretPass123!,), PASSWORD EXPIRE
C) CREATE USER ,jenny,0,%t IDENTIFIED BY ,SecretPass123!, PASSWORD EXPIRE;
D) CREATE USER ,jenny *@,localhost, IDENTIFIED WITH HASH PASSWORD(,SecretPass123!,)
E) CREATE USER ,jenny,@,%, IDENTIFIED WITH sha256_password BY 'SecretPass123!,;

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

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

3. Which two statements are true about MySQL Enterprise Firewall?

A) The firewall functionality is dependent upon SHA-256 and ANSI-specific functions built in to the mysql.firewall table. These functions cannot be deleted, even by the root user.
B) System tables named firewall_users and firewall_whitelist in the mysql database provide persistent storage of firewall data.
C) On Windows systems, MySQL Enterprise Firewall is controlled and managed by using the Windows Internet Connection Firewall control panel.
D) MySQL Enterprise Firewall shows only notifications blocked connections, which originated outside of your network's primary domain.
E) MySQL Enterprise Firewall is available only in MySQL Enterprise versions 5.7.10.and later.
F) Server-side plug-ins named MYSQL_FIREWALL_USERS and MYSQL_FIREWALL-WHITELIST implement INFORMATION_SCHEMA tables that provide views into the firewall data cache.

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

5. Which is true about inserting an additional line in a single document stored in MySQL document store?

A) You specify the new element,s position in the JSON_ARRAY_INSERT statement.
B) Any new lines can only be inserted at the end of the document.
C) The path specified must be an array position past the end of an array using the JSON_POSITION statement.
D) You cannot insert a single line, you have to replace the entire document with a new document.

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