Oracle Database Cloud Service 2020 - 1Z0-998-20 Exam Questions [2026]

QUESTION NO: 1
You want to create a 2-node RAC with block storage and there is a requirement to scale up the storage in future. Which DB system would you use to meet this requirement?

A. Bare metal DB system with any database edition except standard edition B. Bare metal DB system with extreme performance database edition only C. VM DB system with any database edition except standard edition D. VM DB system with extreme performance database edition

Correct Answer: B

QUESTION NO: 2
You want to launch a DB system that is less expensive and can be used for test and dev environments. Which type of DB system would satisfy the requirement?

A. VM DB system B. Autonomous transaction processing C. Exadata DB system D. Bare metal DB system

Correct Answer: A

QUESTION NO: 3
What is the retention period for automatic incremental backups in Object Storage?

A. 180 days B. 30 days C. 90 days D. 7 days

Correct Answer: B

QUESTION NO: 4
Which two statements are true about using the Object Storage for the backups?

A. Availability is low but the durability of the backup is high. B. Virtual Cloud Network must be configured with dynamic routing gateway. C. Virtual Cloud Network must be configured with an internet gateway. D. Availability and durability of the backup is high. E. Availability is high but the durability of the backup is low.

Correct Answer: C,D

QUESTION NO: 5
Examine the steps to enable EM Express Console.

Identify the required steps in correct order.

A. 1,2,5,4,7 B. 1,3,4,7,6 C. 1,2,6,4,7 D. 1,3,5,4,7

Correct Answer: A

QUESTION NO: 6
Which three are the prerequisites/conditions for the backing up to OCI Object Storage?

A. VCN must be configured with an internet gateway. B. DB system must have access to the applicable Swift endpoint or Object Storage. C. VCN must be configured with dynamic routing gateway. D. Database must be in archivelog mode. E. OCI account username and password.

Correct Answer: A,B,D

QUESTION NO: 7
Examine the steps to enable a port on the DB system.

Identify the required steps in the correct order.

A. 1,3,5,6,4,7 B. 2,5,3,4,6,7 : C. 2,3,5,6,4,7 D. 1,5,3,4,6,7

Correct Answer: A

QUESTION NO: 8
You administer a database that is configured in ARCHIVELOG mode. A full RMAN backup exists. In which two scenarios is RMAN incomplete recovery required?

A. if all members of an ACTIVE online redo log group are lost when attempting to open the database B. if the data file of an UNDO tablespace that is in use is lost C. if all members of the CURRENT online redo log group are lost D. if a copy of the multiplexed control file is lost E. if SYSTEM tablespace data file is lost

Correct Answer: D,E