Oracle 1z0-915-1 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 1z0-915-1
Exam Name/Title: Oracle MySQL HeatWave Implementation Associate Rel 1
Certification Provider: Oracle
Corresponding Certification: MySQL Database Administration

Exam Questions: 67
Updated On: Sep 09, 2026

Question #8

You want to connect to a DB system with MySQL Shell.
DB system endpoint IP address: 10.0.1.221
Username: admin
Password: MySQL8.0
Which two commands work? (Choose two.)

A. mysqlsh -h 10.0.1.221 -u admin -p MySQL8.0

B. mysqlsh mysql://admin:[email protected]

C. mysqlsh -host 10.0.1.221 -user admin -password MySQL8.0

D. mysqlsh -h10.0.1.221 -uadmin -pMySQL8.0

E. mysqlsh mysql://MySQL8.0:[email protected]

Discussion 0

Correct Answer: B,D Vote an answer

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Question #9

A query is not offloaded to the HeatWave cluster for execution. Which three are possible reasons? (Choose three.)

A. A required column is excluded from the RAPID secondary engine.

B. The client is connected to the DB system instead of the HeatWave cluster.

C. The use_secondary_engine session variable is OFF.

D. The query estimated cost is less than the query cost threshold.

E. The user does not have privileges to access the HeatWave cluster.

Discussion 0

Correct Answer: A,B,C Vote an answer

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Question #10

What must you do to minimize a DB system down time caused by automatic maintenance operations?

A. Enable crash recovery.

B. Add HeatWave cluster.

C. Enable high availability.

D. Create read replicas.

Discussion 0

Correct Answer: C Vote an answer

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Question #11

You want to enable high availability of a stand-alone DB system. Which two conditions are required? (Choose two.)

A. The DB system crash recovery must be enabled.

B. The DB system delete protection must be enabled.

C. The DB system must be active.

D. The DB system automatic backup must be enabled.

E. The DB system point-in-time recovery must be enabled.

Discussion 0

Correct Answer: C,D Vote an answer

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Question #12

Which two are true about MySQL HeatWave configuration resources? (Choose two.)

A. You must copy the configuration before changing any variable values.

B. You can view custom configuration sets with the OCI CLI oci mysql db-system get command.

C. You can set a value for any global MySQL variable in a configuration.

D. You can compare configurations in the same compartment in OCI console.

Discussion 0

Correct Answer: B,C Vote an answer

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Question #13

Which is true about changing the storage size of a DB system?

A. You cannot decrease the DB system's storage size.

B. You must increase the DB system's storage size in multiples of 100 GB.

C. The DB system shuts down during the resize operation.

D. You must stop the DB system before changing its storage size.

Discussion 0

Correct Answer: A Vote an answer

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Question #14

You want to restore the backup of a stand-alone DB system to a new DB system.
Which two changes are allowed? (Choose two.)

A. Use a different tenancy for the new DB system.

B. Use a different subnet for the new DB system.

C. Use a different shape for the new DB system.

D. Use a smaller data storage size for the new DB system.

E. Use a different region for the new DB system.

Discussion 0

Correct Answer: B,C Vote an answer

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