MySQL Cloud Management Quiz: Test Your Skills! Quiz

1. Creating a Database Instance

   Which of the following methods can be used to create a new cloud-based MySQL database instance?

   1. Using the management console interface
   2. Editing the DB source code directly
   3. Only through manual hardware setup
   4. By emailing the cloud provider
   5. Via ftp upload

2. Scaling MySQL Resources

   What is one way to scale compute and storage resources for a managed MySQL instance?

   1. Modifying the instance type
   2. Adding more tables
   3. Running VACUUM FULL
   4. Increasing the query cache manually
   5. Using DROP DATABASE

3. Purpose of Read Replicas

   What is the primary use of a read replica in a cloud-based MySQL environment?

   1. To offload read traffic from the primary instance
   2. To permanently store transaction logs
   3. To encrypt user passwords
   4. To restrict network access
   5. To perform schema upgrades

4. Automatic Backups Configuration

   How can you configure the retention period for automated backups of a managed MySQL instance?

   1. By specifying the retention period during instance creation
   2. By deleting the binlog files
   3. By changing a table's storage engine
   4. By running SHOW STATUS
   5. By resetting the root password

5. Encryption at Rest

   Which approach enables encryption at rest for a new MySQL database instance?

   1. Selecting the encryption option during database creation
   2. Performing an ALTER TABLE command
   3. Disabling automatic backups
   4. Setting the fetch size to zero
   5. Uploading a .pem certificate to user data

6. Database Snapshots

   What description best fits a database snapshot in the context of managed MySQL environments?

   1. A point-in-time copy of the entire database instance
   2. A weekly log rotation event
   3. A new user created for monitoring
   4. A full cache dump
   5. A temporary SQL query profile

7. Parameter Groups

   What is a parameter group in managed MySQL cloud services?

   1. A collection of configuration settings for one or more database instances
   2. A scheduled maintenance window
   3. A backup archive folder
   4. An access log report
   5. A set of user accounts

8. Failover in Multi-Zone Deployments

   In a Multi-Zone managed MySQL deployment, what happens if the primary database becomes unavailable?

   1. Failover to the standby replica occurs automatically
   2. All read replicas are deleted
   3. Database connections are denied permanently
   4. Backups are stopped indefinitely
   5. The root password is reset by the system

9. Manual Backups

   Which method should you use to perform a manual backup of a cloud-hosted MySQL database?

   1. Using the management console to create a manual snapshot
   2. Enabling software patching
   3. Disabling event notifications
   4. Altering the DB parameter group
   5. Dropping all tables

10. Monitoring Performance

    What is an effective way to monitor performance metrics such as CPU usage and disk I/O for a managed MySQL database?

    1. Using a monitoring dashboard or real-time monitoring feature
    2. Exporting data with mysqldump
    3. Upgrading the database engine without checking metrics
    4. Disabling logging
    5. Changing the network port to 3307