Free Oracle 1Z0-902 Exam Questions

Become Oracle Certified with updated 1Z0-902 exam questions and correct answers

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Total 85 Questions | Updated On: Jul 02, 2025

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Question 1

Which two Exadata security features would you configure to control which databases can access which griddisks, when multiple databases share space on your storage servers in an unpartitioned storage grid?

A : Exadata storage realms using ASM-scoped security mode

B : File permissions on the griddisks in each database server

C : Using EXADCLI instead of CELLCLI to create the griddisks

D : File permissions on the griddisks in each storage server

E : Exadata storage realms using database-scoped security mode

Answer: A,E

Question 2

You are monitoring PMEM cache to see if it is being used effectively with RDMA. Which two of these sources contain information about the RDMA I/O statistics?

A : PMEM Cache Space Usage section in AWR Report

B : PMEM Cache User Reads section in AWR Report

C : Database lOs section in AWR Report

D : Database Statistics (v$ View)

E : Exadata Metrics (LIST METRICCURRENT)

Answer: B,E

Question 3

Which three statements are true about the CELLCLI command?

A : It can execute commands on multiple storage servers in parallel.

B : It has command-line history.

C : It requires root privileges to create CELLDISKS and GRIDDISKS.

D : It can be executed on storage servers.

E : It can be executed using the DCLI utility.

Answer: B,D,E

Question 4

You are adding a disk expansion kit to a running Exadata X8M Database Machine's Database Servers, and have a filesystem layout that includes:

After running the following commands, which command needs to be run to add 20G of space to the filesystem mounted on /u01?

A : # lvextend -L +20G —verbose /dev/mapper/VGExaDb-LVDbOral

B : # xfs_growfs /uOl +20G

C : # resize2fs +20G /dev/VGExaDb/LVDbOral

D : # lvextend -L +20G —verbose /dev/VGExaDb/LVDbOral

Answer: A

Question 5

Which two options describe the flash memory capabilities of the Exadata X9M-2 database and storage severs?

A : 4 x 6.4 TB NVMe flash cards on the High Capacity (HC) storage server

B : 4 x 6.4 TB NVMe flash cards on the database server

C : 8x 6.4 TB NVMe flash cards on the Extended (XT) storage server

D : No flash storage on the database server

E : 8 x 6.4 TB NVMe flash cards on the Extreme Flash (EF) storage server

Answer: A,E

Page: 1 / 17

Total 85 Questions | Updated On: Jul 02, 2025

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