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Oracle Cloud Database Services 2021 Specialist Sample Questions:

1. Which is NOT a prerequisite for patching Grid Infrastructure or database homes when using the console?

A) Oracle Clusterware is down on the VM cluster.
B) The required patch is available on the Control Plane server.
C) The /u01 directory on the database host file system has at least 15 GB of free space for the execution of Patching processes.
D) All database compute nodes of the VM cluster are up and running.

2. Which TWO statements are true when enabling autonomous Data Guard on Autonomous Exadata. (Choose all correct answers)

A) Data Guard can be set per individual Autonomous Database within a Container Database.
B) Autonomous Data Guard only supports Maximum Performance and Maximum Protection protection modes.
C) Data Guard is not currently supported on Autonomous Exadata Cloud@Customer.
D) Autonomous databases inherit their Data Guard configuration from their Autonomous Container Database.
E) When in a Data Guard configuration patching will always take place on the standby database first.

3. How many DB systems must you provision before you can enable Oracle Data Guard for a virtual machine DB system database?

A) It depends on how many standby databases you want for your primary database in the Oracle Data Guard configuration in Oracle Cloud Infrastructure.
B) Three, first for the primary database, second for the standby database, and a third for the staging database in the Oracle Data Guard configuration.
C) Two for both the primary and standby database, because a DB system with the database that you want to use as the standby must already exist before you enable Oracle Data Guard.
D) One with the primary database, because a new DB system with the standby database is created and associated with the primary database when you enable Oracle Data Guard.

4. Which are THREE strategies to migrate Oracle Database to Oracle Cloud Infrastructure (OCI)? (Choose all correct answers)

A) Real Application Clusters (RAC)
B) Zero Downtime Migration (ZDM)
C) GoldenGate
D) Autonomous migration
E) migration workbench

5. Which three actions can you perform on a DB system that has an Oracle Data Guard association with a standby database?
(Choose all correct answers)

A) You can switch over the primary database to the standby role, perform maintenance on the standby database, and then switch it back to the primary role.
B) If the primary database becomes unavailable, then you can use Oracle Data Guard to fail over the standby database to the primary role.
C) You can write on both primary and standby databases because DB system standby databases in Oracle Cloud Infrastructure Database are logical standbys.
D) You can terminate a primary database DB system.
E) You can use the reinstate command to return a failed database into standby role after correcting the cause of failure.

Solutions: