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Oracle 1Z1-921 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| MySQL Architecture and Installation | - Installation and configuration - MySQL server architecture |
| Data Management and SQL Operations | - SQL queries and DML operations - Indexing and optimization basics |
| Backup, Recovery, and Replication | - Replication concepts and configuration - Backup strategies |
| Database Design and Development | - Schema design principles - Data types and normalization |
| Monitoring and Troubleshooting | - Basic troubleshooting techniques - Performance monitoring |
| Security and User Management | - Authentication plugins (PAM, AD integration) - User accounts and privileges |
Oracle MySQL 2021 Implementation Essentials Sample Questions:
1. You establish MySQL Enterprise Server on Oracle Cloud Infrastructure connection via Secure Shell (SSH) For accessing a new MySQL Enterprise Edition on an Oracle Cloud Infrastructure (OCI) Instance you " Add SSH key " information during the OCI instance setup. You want to use Putty from your Windows Client to install MySQL.
What are the correct steps to accomplish this?
A) Use the provided private key for authentication.
B) Convert the private key to ppk format first and use the new private key for authentication.
C) Open Port 22 on your OCI Instance and configure Putty with the ssh private key.
D) Open Port 22 on your OCI Instance and convert the private key to ppk format. This new private key can be used for authentication.
2. You have been using mysqldump for logical backups of your MySQL databases. Your MySQL database size has been growing. Which two options can reduce the backup size and speed up the backup time?
A) Use MySQL Enterprise Backup with the - -size=compress to compress the backup file.
B) Use MySQL Enterprise Backup with the - - incremental policy to back up incrementally based on previous full backup.
C) Use mysqldump with - -incremental together with the - -compress option to back up incrementally based on previous full backup and compress the incremental backup files.
D) Use mysqldump with the - -changesonly option.
E) Use MySQL Enterprise Backup with the - -compress option to compress the backup files and use - - compress-level to select the level of compression.
3. What is Kubernetes in the context of MySQL?
Response:
A) A cloud service provided by Oracle for MySQL databases.
B) A database engine for MySQL.
C) A database management tool for MySQL.
D) An open-source container orchestration platform.
4. The MySQL Replication Environment (Master and Slave) is prepared.
What two are options for connecting a Java application to the MySQL Master and Slave?
A)
B)
C)
D) 
5. You have a backup image file that is backed up using MySQL Enterprise Backup with the -compress option:
/home/mysq1/backup/full/mybackup/myimage. Img
You are required to perform a database restore to a new machine to provision the database. Which command can provision the new database in the datadir as /home/mysql/data/MEB?
A)
B)
C)
D)
E) 
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D,E | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: D |





