Online Access Free Oracle.1Z0-902.v2023-03-06.q26 Practice Test (Page 2)

1Z0-902 Exam Question 1

What are two recommended configuration best practices for backup and recovery on Exadata?

A.The internal Recovery Appliance backup and restore processing is optimized when the RMAN FILESPERSET parameter is set to 1 for the level 1 incremental backup set.

B.Even if the backup was limited to writing to four tape drives, eight channels could be specified to expedite the restore process.

C.When off-site long-term backup retention is needed, use Oracle Database Backup Cloud Service as a low-cost, offsite scalable storage for a disaster recovery solution.

D.Placing the backup network on dedicated switches installed in the top of the rack (ToR) has the benefits of isolating the backup network from other workloads and providing a greater level of control.

1Z0-902 Exam Question 2

Examine these commands:
1. Execute "crscti stop cluster -all" as the grid user from one database server.
2. Execute "crscti stop cluster -all" as root from one database server.
3. Power off all network switches.
4. Execute "crscti stop cluster" as root from one database server.
5. Execute "crscti stop cluster" as the grid user from one database server.
6. Power off the rack using the power switches on the PDUs.
7. Execute "shutdown -h now" on all database servers.
8. Execute "shutdown -h now" on all Exadata storage servers.
Which is the correct order or the required commands to completely power off an Exadata Database Machine in an orderly fashion?

A.5, 8, 7, and 6

B.4, 7, 8, 3, and 6

C.2, 8, 7, 3, and 6

D.2, 7, 8, and 6

E.1, 8, 7, 3 and 6

1Z0-902 Exam Question 3

Which two statements are true about applying updates on Exadata systems?

A.Failed storage server updates are automatically rolled back to a previous release.

B.To speed up applying storage server updates in a rolling manner, updating two storage servers simultaneously is recommended.

C.Updating kernel and RDMA packages on storage cells should be prevented by excluding them with the yum -exclude option.

D.For regular Exadata updates, yum automatically installs a non-UEK kernel, which can be selected to boot from grub.

E.Failed database server updates are rolled back to a working state on a previous release automatically.

F.When running a "yum update" for a new Exadata release, all other repositories should be disabled.

1Z0-902 Exam Question 4

What is the maximum DRAM capacity you can expand an X9M-2 DB Server?

A.1536GB

B.512GB

C.2048GB

D.768GB

E.1024GB

F.384GB

1Z0-902 Exam Question 5

Which two sections of the AWR report shows statistics for X9M Persistent Memory Cache?

A.PMEM Pool cache Read Hits in the Cache Sizes portion of the Report Summary

B.PMEM Pool Misses in the Exadata Outlier Summary

C.cell PMEM cache Read Hits in the Database IOs portion of the Performance Summary

D.PMEM Cache section within Memory Statistics

E.PMEM Cache section within Exadata Smart Statistics

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1Z0-902 Exam Question 1

1Z0-902 Exam Question 2

1Z0-902 Exam Question 3

1Z0-902 Exam Question 4

1Z0-902 Exam Question 5

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