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Oracle 1z0-902 Exam With Confidence Using Practice Dumps

Exam Code:
1z0-902
Exam Name:
Oracle Exadata Database Machine X9M Implementation Essentials
Certification:
Vendor:
Questions:
85
Last Updated:
Jun 13, 2025
Exam Status:
Stable
Oracle 1z0-902

1z0-902: Oracle Exadata Exam 2025 Study Guide Pdf and Test Engine

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Oracle Exadata Database Machine X9M Implementation Essentials Questions and Answers

Question 1

Which two statements are true about enabling write-back flash cache?

Options:

A.

Write-back flash cache is on by default for High Capacity Storage Servers in High Redundancy configurations.

B.

Write-back Flash Cache cannot be used on Extreme Flash Storage Servers.

C.

When enabling write-back flash cache in a rolling manner, DBCLI should be used to inactivate the grid disks on all cells first.

D.

Before write-back flash cache is enabled, you need to drop the Flash Cache first.

E.

When enabling write-back flash cache in a non-rolling manner, you need to drop the Persistent Memory Commit Accelerator (PMEMLog) first.

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Question 2

You are hardening the security posture of your Exadata Database Machine. Before disabling ssh access to the storage servers, what should you do to enable REST access to the MS process?

Options:

A.

Install Oracle Rest Data Services on each Database server and install the MS APEX application.

B.

The MS Process on the storage servers is natively endowed with REST services, but are not enabled by default.

C.

Install Oracle Rest Data Services on each Storage server and install the MS APEX application.

D.

The MS Process on the storage servers is natively endowed with REST services and are enabled by default, however, appropriate roles and users should be created to ensure security.

Question 3

Which two statements are false about backup to ZFS Storage Appliance (ZFSSA)?

Options:

A.

ZFSSA may connect directly to the Exadata 100Gb RoCE network switches.

B.

Top of Rack (ToR) switches are managed as part of the hardware stack and software levels are upgraded during the patching process.

C.

When backing up multi-rack systems, sharing Exadata X9M switches is recommended.

D.

ZFS Snapshots can provide rapid cloning of development and test environment.