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Oracle 1Z0-921 Actual Tests : MySQL 2021 Implementation Essentials

1Z0-921 actual test
  • Exam Code: 1Z0-921
  • Exam Name: MySQL 2021 Implementation Essentials
  • Updated: Nov 06, 2026
  • Q & A: 78 Questions and Answers
  • PDF Demo
  • PC Test Engine
  • Online Test Engine
  • Total Price: $59.99  

About Oracle 1Z0-921 Exam Actual Tests

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Oracle 1Z0-921 Exam Syllabus Topics:

SectionObjectives
Security and User Management- Authentication plugins (PAM, AD integration)
- User accounts and privileges
MySQL Architecture and Installation- Installation and configuration
- MySQL server architecture
Database Design and Development- Data types and normalization
- Schema design principles
Data Management and SQL Operations- Indexing and optimization basics
- SQL queries and DML operations
Monitoring and Troubleshooting- Basic troubleshooting techniques
- Performance monitoring
Backup, Recovery, and Replication- Backup strategies
- Replication concepts and configuration

Oracle MySQL 2021 Implementation Essentials Sample Questions:

Question #1

Which two methods help prevent MySQL security risks?

  • A. Transmit plain (unencrypted) data over networks.
  • B. Use the secure installation script "mysql_alays_secure_installation".
  • C. Use a firewall to control access to MySQL ports.
  • D. Grant only permissions that a user requires.
  • E. Ensure that MySQL accounts have short and easy passwords.
  • F. Allow unauthorized clients to connect to the server.
Reveal Solution  Discussion  0

Correct Answer: A,F  🗳️

Question #2

Which three prerequisites are needed for creating an Oracle Linux VM instance in the Oracle Cloud Infrastructure?

  • A. subnet configured on a Virtual Cloud Network (VCN)
  • B. ssh key pair
  • C. existing VCN
  • D. bare metal Oracle Linux shape
  • E. Object Storage
  • F. Custom Image
Reveal Solution  Discussion  0

Correct Answer: D,E,F  🗳️

Question #3

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. Monitoring metrics need super and root privileges because they are not available for a less-privileged user.
  • C. 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.
  • D. The super privilege is required when starting, stopping, or restarting monitored MySQL databases.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #4

Which features of MySQL Enterprise Edition should you use to proactively monitor and track data changes in your databases?

  • A. MySQL Enterprise Monitor and MySQL Audit
  • B. SQL Enterprise Monitor and MySQL Enterprise Authentication
  • C. MySQL Workbench and MySQL Enterprise Firewall
  • D. MySQL Audit and MySQL Workbench
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #5

You are using the innoDB engine and the innodb_f ile_per_table option is set.
You delete a significant number of rows of a large table named inventory and issue the command optimize table inventory.
What will happen to the inventory table?

  • A. The table statistics will be stored.
  • B. The table storage space will be reduced.
  • C. The table will be checked for errors and repaired.
  • D. The table will be optimized and replicated.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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