1Z0-922 by Oracle Actual Free Exam Questions And Answers

Question 1

Which type of join in MySQL will return all rows from the right table and matching rows from the left table, with NULLs for non-matching rows?

A. FULL OUTER JOIN

B. LEFT JOIN

C. INNER JOIN

D. RIGHT JOIN

Discussion 0

Correct Answer: D Vote an answer

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Question 2

Which MySQL configuration option is used to disable binary logging?

A. log-bin=0

B. skip-log-bin

C. disable_log_bin

D. skip-binlog

Discussion 0

Correct Answer: B Vote an answer

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Question 3

Which two components are part of the MySQL architecture?

A. Backup Scheduler

B. Storage Engine Layer

C. Data Dictionary

D. SQL Parser

Discussion 0

Correct Answer: B,D Vote an answer

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Question 4

Which isolation level should be used to prevent dirty reads but allow non-repeatable reads?

A. SERIALIZABLE

B. REPEATABLE READ

C. READ COMMITTED

D. READ UNCOMMITTED

Discussion 0

Correct Answer: C Vote an answer

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Question 5

Which MySQL feature provides detailed logs of user activities, including login attempts, schema changes, and query execution?

A. MySQL Enterprise Audit

B. MySQL Enterprise Monitor

C. MySQL Enterprise Firewall

D. MySQL Enterprise Backup

Discussion 0

Correct Answer: A Vote an answer

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Question 6

Which column in the mysql.user table defines where a user can connect from?

A. Host User

B. Password

C. Role D.

Discussion 0

Correct Answer: A Vote an answer

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Question 7

Which MySQL feature helps to analyze real-time query performance and pinpoint bottlenecks?

A. MySQL Enterprise Audit

B. MySQL Binary Logs

C. MySQL Replication

D. MySQL Performance Schema

Discussion 0

Correct Answer: D Vote an answer

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Question 8

Which command would you use to remove a user account in MySQL?

A. DELETE USER 'user'@'host';

B. DROP USER 'user'@'host';

C. REVOKE ALL PRIVILEGES ON *.* FROM 'user';

D. REMOVE USER 'user'@'host';

Discussion 0

Correct Answer: B Vote an answer

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Question 9

What is the purpose of the InnoDB Lock Monitor?

A. To log database backups

B. To monitor table and row-level locks within InnoDB

C. To manage query cache usage

D. To track query execution times

Discussion 0

Correct Answer: B Vote an answer

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Question 10

What is the role of MySQL Router in a high availability environment?

A. It routes traffic to available and healthy nodes in the cluster

B. It balances load between primary and replica servers

C. It manages backup operations

D. It logs transactions for replication

Discussion 0

Correct Answer: A Vote an answer

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Question 11

Which type of replication topology would you use to enable read scaling by distributing read queries across multiple replicas?

A. Primary-replica replication

B. Multi-primary replication

C. Star replication

D. Circular replication

Discussion 0

Correct Answer: A Vote an answer

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Question 12

Which command is used to start the MySQL server on a Linux system after installation?

A. service mysqld start

B. systemctl start mysqld

C. mysql start

D. systemctl start mysql-server

Discussion 0

Correct Answer: B Vote an answer

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Question 13

Which two commands can be used to restore a MySQL database from a backup?

A. mysql < backup.sql

B. mysql --start-replication

C. mysql --restore

D. mysqlbackup --apply-log

Discussion 0

Correct Answer: A,D Vote an answer

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Oracle MySQL Implementation Associate - 1Z0-922 Exam Practice Test

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