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The Oracle 1Z0-921 Exam consists of 60 multiple-choice questions and must be completed within 90 minutes. It covers a range of topics related to MySQL database administration and development, including installation and configuration, security, performance optimization, data manipulation, and data management.

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Oracle 1Z0-921 Certification Exam is a globally recognized certification that demonstrates expertise in MySQL database administration and development. MySQL 2021 Implementation Essentials certification is recognized by IT professionals around the world, including employers and organizations, as a validation of an individual’s skills in the MySQL database.

Oracle 1Z0-921 certification exam covers a wide range of topics related to MySQL implementation, including installing MySQL, configuring MySQL server options, creating and managing databases and tables, securing MySQL, and optimizing MySQL performance. 1Z0-921 Exam also tests the candidate's knowledge of MySQL backup and recovery, replication, and high availability solutions. Candidates who pass the exam will be recognized as Oracle Certified Associates in MySQL 2021 Implementation Essentials.

Oracle MySQL 2021 Implementation Essentials Sample Questions (Q30-Q35):

NEW QUESTION # 30
The MySQL Enterprise Monitor Agent requires a user configured in each MySQL instance that is being monitored with suitable privileges to collect information about the server.
Which statement is correct?

A. MySQL Enterprise Monitor creates the required users automatically.
B. The super privilege is required when creating and populating the inventory table, as well as running statements such as show master logs or SHOW ENGINE INNODB STATUS.
C. The super privilege is required when starting, stopping, or restarting monitored MySQL databases.
D. Monitoring metrics need super and root privileges because they are not available for a less-privileged user.

Answer: B

NEW QUESTION # 31
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,@,%, IDENTIFIED WITH sha256_password BY 'SecretPass123!,;
B. CREATE USER ,jenny *@,localhost, IDENTIFIED WITH HASH PASSWORD(,SecretPass123!,)
C. CREATE USER ,jenny,@'%, WITH HASHED(password,,SecretPass123!,), PASSWORD EXPIRE
D. CREATE USER ,jenny,0,%t IDENTIFIED BY ,SecretPass123!, PASSWORD EXPIRE;
E. CREATE USER ,jenny,@,localhost, IDENTIFIED BY (,SecretPass123!,,,256,, Expired)

Answer: E

NEW QUESTION # 32
Which three options are valid reasons for using a primary key in a table?

A. preventing duplicate keys
B. to make it easier to change the PRIMARY KEY value
C. exporting data faster with mysqldump
D. maintaining a history of row insertions or updates
E. increasing performance when using select statements
F. automatic storage of data in a sorted order

Answer: A,C,E

NEW QUESTION # 33
The user 'fwuser'@'localhost% was registered with the MySQL Enterprise Firewall and was granted privileges for the SAKILA database. You executed the commands:

You want to clear the account whitelist for the * fwuser" @* localhost* user. Which statement should you run to accomplish this?