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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. Which of the following statements is true regarding MySQL user account privileges?
Response:

A) The USAGE privilege allows a user to connect to the MySQL server but grants no other privileges.
B) The RELOAD privilege allows a user to delete data from a table.
C) A user with the SUPER privilege can only read data from the database.
D) The GRANT option allows a user to revoke privileges from other users.

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

3. When should you perform a backup in a MySQL database?
Response:

A) After every successful query execution.
B) Only when the database size exceeds a certain limit.
C) Only during scheduled maintenance windows.
D) After critical data updates or before making significant changes to the database.

4. MySQL Enterprise Masking and De-identification can hide or obfuscate sensitive data, by controlling how the data appears. Which three are MySQL Enterprise Masking and De-identification functions?

A) random data substitution
B) strict or relaxed masking
C) dictionary substitution
D) misspelling
E) whitelisting and substitution

5. 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,0,%t IDENTIFIED BY ,SecretPass123!, PASSWORD EXPIRE;
B) CREATE USER ,jenny,@'%, WITH HASHED(password,,SecretPass123!,), PASSWORD EXPIRE
C) CREATE USER ,jenny *@,localhost, IDENTIFIED WITH HASH PASSWORD(,SecretPass123!,)
D) CREATE USER ,jenny,@,%, IDENTIFIED WITH sha256_password BY 'SecretPass123!,;
E) CREATE USER ,jenny,@,localhost, IDENTIFIED BY (,SecretPass123!,,,256,, Expired)

Solutions: