Oracle 1Z1-027 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 1Z1-027
Exam Name/Title: Oracle Exadata X3 and X4 Administration
Certification Provider: Oracle
Corresponding Certification: Oracle Database

Exam Questions: 72
Updated On: Jul 14, 2026

Question #17

Which two are Oracle recommendations fior media based backups perfiormed fior a database running on a Database Machine?

A. Use InfiniBand network between the media server and the storage servers.

B. Configure Recovery Manager (RMAN) channels to connect to the least loaded instances.

C. Perfiorm periodic level 0 backups and daily cumulative level-1 backups.

D. Use the InfiniBand network between the database server and media server.

E. Allocate equivalent number ofi channels and instances per tape drive.

Discussion 0

Correct Answer: D,E Vote an answer

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Question #18

Which two statements are true about the use ofi direct path loads when selecting firom external tables in a database
on a Database Machine?

A. CREATE TABLE . . . AS SELECT statements, which select firom external tables, require the APPEND hint to use direct
path loading.

B. INSERT INTO . . . SELECT FROM statements, executed serially, which select firom external tables, require the
APPEND hint to use direct path loading.

C. CREATE TABLE . . . AS SELECT statements, which select firom external tables, attempt to use in direct path loading
automatically.

D. INSERT INTO . . . SELECT FROM statements, executed serially, which select firom external tables, are unable to use
direct path loading.

Discussion 0

Correct Answer: B,C Vote an answer

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Question #19

Identifiy two valid reasons fior creating multiple griddisks on a Single celldisk.

A. To fiacilitate normal or high redundancy ASM diskgroups

B. To segregate storage into multiple pools with different perfiormance characteristics

C. To segregate storage into multiple pools that can be assigned to different databases

D. To enable disk mirroring fior the system area

E. To segregate storage into multiple pools that can be assigned to different resource consumer groups in the same
database.

Discussion 0

Correct Answer: B,C Vote an answer

Question #20

Identifiy the correct sequence ofi commands to completely power off a Database Machine in an Orderly fiashion:
1. Execute "crsctl stop cluster -all" as the grid user firom one database server.
2. Execute "crsctl stop cluster -all" as the root user firom one database server.
3. Power off all network switches using their power switch.
4. Execute "crsctl stop cluster -all" as the root user firom one database server.
5. Execute "crsctl stop cluster -all" as the grid user firom 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.
9. Execute "shutdown -h now" on all servers.

A. 2, 8, 7, 3 and 6

B. 5, 8, 7, 3 and 6

C. 4, 7, 8, 3 and 6

D. 1, 8, 7, 3 and 6

E. 2, 8, 7 and 6

F. 2, 9 and 6

G. 2, 7, 8 and 6

H. 1, 9, 3 and 6

Discussion 0

Correct Answer: G Vote an answer

Question #21

Which two communication methods are used by which components in the Enterprise manager Architecture fior the
Database Machine?

A. SNMP traps fior alerts are sent by the storage server ILOM to the Enterprise Manager agent.

B. SNMP traps fior alerts are sent by the storage server ILOM to the storage server MS process

C. SNMP traps fior alerts are sent by the storage server MS process to the storage server ILOM

D. SNMP traps fior alerts are sent by the storage server ILOM to the storage server RS process.

E. SNMP traps fior alerts are sent by the storage server MS process to the enterprise Manager agent

Discussion 0

Correct Answer: B,E Vote an answer

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Question #22

Which statement is true about operating systems on database Machine multi-rack configuration consisting ofi two fiull
racks and one Exadata storage rack?

A. All Exadata storage servers in the same cluster must run the same O/S but Exadata Storage Servers in different
clusters may run a different O/S.

B. All Exadata storage servers must run the Oracle Linux O/S and all database servers within the same cluster must run
the same O/s.

C. All Exadata Storage Servers must run the Oracle Solaris O/S and all database servers within the same cluster must
run the same O/S.

D. All Exadata storage servers and all database servers must run the Oracle Linux O/S and X3-8 database server may
run the Oracle Solaris O/S.

E. All Exadata storage servers must run the Oracle Linux O/S and all database servers within the same cluster must run
the Oracle Linux O/s.

Discussion 0

Correct Answer: B Vote an answer

Question #23

You plan to monitor the status ofi the motherboard, memory, power, fians, and network cards on the database nodes
in your Database machine using Enterprise Manager.
Where must you set the thresholds fior these hardware components and why to assure that sensor readings, fiaults any
related alerts, are visible in Enterprise Manager?

A. Set thresholds in ILOM and in Enterprise Manager because they are not preset anywhere and must be set in both
places

B. No thresholds need be set because they are preset in the ILOM and in Enterprise Manager.

C. Set thresholds only in ILOM because they are not preset anywhere but need only be set in ILOM.

D. No thresholds need ho set because they are preset in the ILOM and these are sufficient fior monitoring.

Discussion 0

Correct Answer: D Vote an answer

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Question #24

You are about to run the oplan utility to patch the servers on your test Database Machine befiore patching the
production environment.
The fiollowing task might be perfiormed:
A) Test the fiailback procedure
B) Run the exachk utility
C) Read the README file.
D) Automate the patch application process as appropriate.
E) Verifiy that the patch provides the fiunctionality it is meant to.
F) Apply the patch.
G) Evaluate the system perfiormance.
In which order should the tasks be perfiormed to patch in the recommended fiashion?

A. C, B, D, F, B, E, A

B. C, B, D, F, B, E, G, A

C. C, B, D, F, E, G, A

D. C, D, F, B, E, G, A, B

E. C, B, D, F, E, A, G

Discussion 0

Correct Answer: B Vote an answer

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