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Oracle 1Z1-921 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: MySQL Database Service and HeatWave | 10% | - Monitoring and management - High availability configuration - Service overview and provisioning - HeatWave setup and usage |
| Topic 2: Oracle MySQL Enterprise Product Suite | 10% | - Oracle products certified to work with MySQL Enterprise Edition - Differences between MySQL Enterprise Edition, Community Edition and Standard Edition - Products and features of MySQL Enterprise Edition |
| Topic 3: Installation and Architecture | 15% | - Install MySQL Enterprise Server - Configure MySQL Enterprise Server settings - MySQL infrastructure architecture overview |
| Topic 4: MySQL Enterprise Monitor | 10% | - Features and benefits - Query Analyzer usage - Architecture: Service Manager and Agents - Custom Advisors configuration |
| Topic 5: High Availability and Replication | 10% | - High availability solutions overview - Replication concepts and setup - GTID-based replication - InnoDB Cluster deployment |
| Topic 6: Backup and Recovery | 10% | - Backup encryption and compression - Data import/export with MySQL Workbench - MySQL Enterprise Backup overview - Install and configure backup |
| Topic 7: Database Design | 15% | - Basic SQL queries - Indexes, constraints and joins - MySQL data types - MySQL Document Store - Table partitioning - Create and manage databases and tables |
| Topic 8: MySQL Security | 20% | - Authorization and privilege management - Data Masking and De-identification - Transparent Data Encryption (TDE) - MySQL Enterprise Firewall - MySQL Enterprise Audit - Password policies and authentication |
Oracle MySQL 2021 Implementation Essentials Sample Questions:
You want to create an encrypted table. So, you enter this command:
CREATE TABLE 'test_encryption2% (
'id' int(10) unsigned NOT NULL AUTO_INCREMENT,
'server_name' varchar(15) NOT NULL,
PRIMARY KEY ('id') ) ENGINE=MYISAM AUTO_INCREMENT=l DEFAULT CHARSET=latin1 ENCRYPTION = 'Y1; You receive the following error:
ERROR 1031 (HY000): Table storage engine for 'test_encryption2' doesn't have this option Which statement correctly explains the reason for this error?
- A. The test_encryption2 already exist. You are not using the correct option to recreate it and it is causing the error.
- B. The encryption feature only works with InnoDB tables. You are creating a MylSAM table, and it is causing the error.
- C. The term "server_name" is a reserved MySQL term. You cannot use it for the new table. This is what is causing the error.
- D. You cannot use the AUTO_INCREMENT option to create an encrypted table. This is what is causing the error.
Correct Answer: B 🗳️
You set up a compressed full backup file from mysqlbackup by using the --compress option for MySQL Database backup. You are required to restore the database and apply the log.
Which two options should you add to the mysqlbackup to achieve the restoration of the database?
- A. --apply-log-and-copy-back
- B. --copy-back-and-apply-log
- C. --decompress
- D. --uncompress-and-apply-log
- E. --uncompress
Correct Answer: B,E 🗳️
The user 'fwuser'@'localhost% was registered with the MySQL Enterprise Firewall and was granted privileges for the SAKILA database. You executed the commands:
You want to clear the account whitelist for the * fwuser" @* localhost* user. Which statement should you run to accomplish this?
- A.
- B.
- C.
Correct Answer: C 🗳️
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. The super privilege is required when starting, stopping, or restarting monitored MySQL databases.
- C. MySQL Enterprise Monitor creates the required users automatically.
- D. Monitoring metrics need super and root privileges because they are not available for a less-privileged user.
Correct Answer: A 🗳️
Consider this SQL statement which is using the innoDB storage engine and with global AUTOCOMMIT = 1:
What is the result after issuing the rollback command?
- A. Both the tables, t1 and t2, are not created because there is an explicit ROLLBACK.
- B. Both the tables, t1 and t2, are created.
- C. Only the t2 table is created.
- D. Only the t1 table is created.
Correct Answer: B 🗳️
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