1z0-915-1 Oracle Exam Lab Questions

Three operations that can be performed on a MySQL HeatWave backup are:

B.Change the retention period of an active manual backup: You can adjust how long the backup is retained. C.Restore an active backup to a new DB system in another region: You can restore backups to different regions for disaster recovery or data migration. E.Move an active backup to another compartment: You can organize and manage backups by moving them to different compartments.

To change the configuration of an active stand-alone DB system that is configured as the target of a channel, and the channel is currently active, you must:

D.Stop the channel, edit the DB system, change the configuration, and start the channel: This sequence ensures that no data inconsistency or replication issues occur while the configuration changes are being applied.

Before deleting a DB system in Oracle Cloud Infrastructure (OCI), you mustdisable delete protection if it is enabled(Answer C). Delete protection is a feature that prevents accidental deletion of DB systems. If enabled, it must be turned off before the DB system can be deleted.

Steps:

Navigate to the DB system in the OCI Console.

Check if delete protection is enabled.

If enabled, disable it by updating the DB system settings.

Proceed with deleting the DB system.

References:

OCI Console Documentation on DB System Management

MySQL Database Service Documentation

Given the SSH command sets up port forwarding from the local port3311to the remote MySQL DB system port3306, the correct command to connect to the MySQL DB system from the client machine is:

C.mysqlsh mysql://admin@127.0.0.1:3311

This command connects to the local machine's port3311, which forwards the connection to the MySQL DB system at10.10.1.187:3306.