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Oracle 1Z0-921: MySQL 2021 Implementation Essentials certification exam is designed for those professionals who want to gain expertise in implementing and maintaining MySQL databases. 1Z0-921 exam consists of 60 questions and candidates have 105 minutes to complete it. 1Z0-921 exam is designed to evaluate the knowledge and skills of candidates in areas such as MySQL architecture, security, backup and recovery, and performance tuning.

Oracle 1Z0-921 Exam is an excellent choice for IT professionals who want to validate their expertise in MySQL database implementation and management. It is a valuable certification that can enhance their career prospects and help them stand out in a competitive job market.

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To prepare for the Oracle 1Z0-921 certification exam, candidates should have a solid understanding of MySQL database concepts, as well as hands-on experience with MySQL databases. They should also have a good understanding of SQL and be familiar with basic programming concepts. Candidates can prepare for the exam through self-study, online courses, or instructor-led training programs that cover the exam topics in depth. Passing the Oracle 1Z0-921 Certification Exam requires a score of 63 percent or higher.

Oracle MySQL 2021 Implementation Essentials Sample Questions (Q73-Q78):

NEW QUESTION # 73
Which four authentication protocols are allowed when using MySQL Enterprise Authentication?

A. Native Windows services
B. authentication using SHA-256 password hashing
C. connections through the local host via the UNIX socket file
D. authentication via Pluggable Authentication Modules (PAMs)
E. Simple Authentication and Security Layer
F. SECURID authentication and authorization identity

Answer: A,B,C,D

NEW QUESTION # 74
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. 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.
B. MySQL Enterprise Monitor creates the required users automatically.
C. Monitoring metrics need super and root privileges because they are not available for a less-privileged user.
D. The super privilege is required when starting, stopping, or restarting monitored MySQL databases.

Answer: A

NEW QUESTION # 75
What are two ways in which customers can receive notifications such as outages, configuration changes, database emergencies, and other information on their Database as a Service instances?

A. Application-to-application messaging
B. Email
C. SMS-notification tab on the dashboard
D. Browser pop-ups
E. Direct support call from an Oracle representative

Answer: B,C

NEW QUESTION # 76
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. Alter the table with the statement: ALTER TABLE IMPORT DATA WITH data_masking plugin;
B. Use MySQL Enterprise High Availability to access one of the available data tables
C. Use mysqldump to import data from the sakila_dummy database sample data set.
D. Execute the sakila-data. sqi script to populate the database

Answer: A

NEW QUESTION # 77
How would you restrict a user Joe from accessing all MySQL database objects?

A. CREATE USER ,joe'@,0.0.0.0, SET Password=PASSWORD(,% ! %,)
B. CREATE USER , joe,@1' %' DENY ALL PRIVILEGES
C. REVOKE ALL PRIVILEGES, GRANT OPTION FROM ,joe,@,%,;
D. UPDATE mysql.user SET Password=PASSWORD(,Invalid,) WHERE User=,joe';
E. Insert Joe,s name into the mysql.user_restriction cable, and issue the FLUSH PRIVILEGES command.

Answer: E

NEW QUESTION # 78
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