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Oracle 1Z1-921 : MySQL 2021 Implementation Essentials
Exam Code: 1Z1-921
Exam Name: MySQL 2021 Implementation Essentials
Updated: Sep 08, 2026
Q & A: 78 Questions and Answers
1Z1-921 Free Demo download
About Oracle MySQL 2021 Implementation Essentials : 1Z1-921 pdf dumps
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Oracle 1Z1-921 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Data Management and SQL Operations | - Indexing and optimization basics - SQL queries and DML operations |
| Topic 2: Database Design and Development | - Schema design principles - Data types and normalization |
| Topic 3: Monitoring and Troubleshooting | - Performance monitoring - Basic troubleshooting techniques |
| Topic 4: MySQL Architecture and Installation | - Installation and configuration - MySQL server architecture |
| Topic 5: Security and User Management | - Authentication plugins (PAM, AD integration) - User accounts and privileges |
| Topic 6: Backup, Recovery, and Replication | - Backup strategies - Replication concepts and configuration |
Oracle MySQL 2021 Implementation Essentials Sample Questions:
Question #1
What is true about MySQL Enterprise Transparent Data Encryption (TDE)?
- A. Encryption key is stored in a centralized key memory location
- B. Enables data-at-rest encryption by encrypting the physical files of the database.
- C. Tablespace keys are managed manually behind the scenes.
- D. Data is encrypted automatically, in real time, after it is written to storage.
Answer: B
Question #2
What are the two main components required to set up persistent storage for MySQL on Kubernetes?
Response:
- A. PVC (Persistent Volume Claim) and PV (Persistent Volume)
- B. Secret and Deployment
- C. Pod and ReplicaSet
- D. PVC (Persistent Volume Claim) and ConfigMap
Answer: A
Question #3
Which two methods help prevent MySQL security risks?
- A. Use a firewall to control access to MySQL ports.
- B. Ensure that MySQL accounts have short and easy passwords.
- C. Transmit plain (unencrypted) data over networks.
- D. Allow unauthorized clients to connect to the server.
- E. Grant only permissions that a user requires.
- F. Use the secure installation script "mysql_alays_secure_installation".
Answer: C,D
Question #4
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,@,localhost, IDENTIFIED BY (,SecretPass123!,,,256,, Expired)
- B. CREATE USER ,jenny,0,%t IDENTIFIED BY ,SecretPass123!, PASSWORD EXPIRE;
- C. CREATE USER ,jenny,@'%, WITH HASHED(password,,SecretPass123!,), PASSWORD EXPIRE
- D. CREATE USER ,jenny *@,localhost, IDENTIFIED WITH HASH PASSWORD(,SecretPass123!,)
- E. CREATE USER ,jenny,@,%, IDENTIFIED WITH sha256_password BY 'SecretPass123!,;
Answer: A
Question #5
Which features of MySQL Enterprise Edition should you use to proactively monitor and track data changes in your databases?
- A. SQL Enterprise Monitor and MySQL Enterprise Authentication
- B. MySQL Workbench and MySQL Enterprise Firewall
- C. MySQL Audit and MySQL Workbench
- D. MySQL Enterprise Monitor and MySQL Audit
Answer: A
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