Oracle 1Z0-921 Exam : MySQL 2021 Implementation Essentials

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Oracle 1Z0-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

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

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

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

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

3. You are testing a new application and want to use data masking but the database is empty. What option will generate dummy data for you to use for testing?

A) Use mysqldump to import data from the sakila_dummy database sample data set.
B) Alter the table with the statement: ALTER TABLE IMPORT DATA WITH data_masking plugin;
C) Use MySQL Enterprise High Availability to access one of the available data tables
D) Execute the sakila-data. sqi script to populate the database

4. The user -os-user'@"localhost" was created to monitor connections and shut down the server, and was granted these privileges:
GRANT PROCESS, SHUTDOWN ON *.* TO "OS-user*@"localhost';
Which three are commands that the os-user can execute?

A) GRANT PROXY
B) KILL PROCESS;
C) SHOW STATUS;
D) SHOW BINLOG EVENTS;
E) SHUTDOWN
F) SHOW PROCESSLIST;

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

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

Solutions: