Oracle 1Z0-027 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 1Z0-027
Exam Name/Title: Oracle Exadata X3 and X4 Administration
Certification Provider: Oracle
Corresponding Certification: Oracle Database

Exam Questions: 72
Updated On: Jul 09, 2026

Question #9

You plan to migrate your Oracle Version 11.1.0.2 database to your Exadata Database Machine.
The database supports an online transaction processing (OLTP) workload and is currently hosted on a Little Endian
platform
Which two are the supported and appropriate migration methods to minimize downtime?

A. Migrate using ASM online migration.

B. Upgrade source database to 11.2.0 and migrate using a physical standby database.

C. Migrate using GoldenGate.

D. Migrate using cross platform Transportable Database.

E. Migrate using Data Pump.

Discussion 0

Correct Answer: B,E Vote an answer

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Question #10

Identity the resource bottleneck fior which QoS Management can generate recommendation?

A. I/O resource bottlenecks

B. CPU resource bottlenecks

C. Global Cache resource bottlenecks

D. Network resource bottlenecks

Discussion 0

Correct Answer: B Vote an answer

Question #11

Which two are true concerning the allocation ofi I/O resources by the IORM within the CELLSRV process?

A. Database Writer I/O is considered part ofi the SYSTEM resource consumer group by IORM.

B. Control File I/O is managed automatically at high priority by IORM.

C. Log Writer I/O to the Smart Flash Log is considered part ofi the SYSTEM resource consumer group by IORM.

D. Database Writer I/O is managed automatically at normal priority by IORM.

E. Log Writer I/O to the Smart Flash Log is managed automatically at high priority by IORM.

F. Control File I/O is considered part ofi the SYSTEM resource Consume group by IORM.

Discussion 0

Correct Answer: B,D Vote an answer

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Question #12

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 #13

You are in the planning stage ofi the network configuration fior your Database Machine. The requirements are:
1. A fiault-tolerant network, providing higher availability fior connections to database instances
2. Fault tolerance providing higher availability fior connections to perfiorm management fiunctions on the database and
storage servers.
3. Full monitoring ofi all Database Machine components using Enterprise Manager
Which three components require external Ethernet network cables to connect your existing network infirastructure to
your database machine to satisfiy this requirement?

A. Exadata storage servers

B. InfiniBand storage servers.

C. Cisco Ethernet switch

D. Database servers

E. Power distribution units (PDUs)

Discussion 0

Correct Answer: C,D,E Vote an answer

Question #14

Which three statements are true regarding the configuration ofi Auto Service Request (ASR) on your Database
Machine?

A. HTTPS connectivity must be enabled firom the ASK Manager host to the internet.

B. ASR Manager may be installed on any type ofi server running Oracle Solaris.

C. SMTP must be enabled on at least one database server.

D. ASR Manager must be installed on one ofi the database servers.

E. ASR Manager may be installed on any type ofi server running Oracle Linux.

F. Oracle Linux must be used on the server where ASR Manager is installed

G. Oracle Solaris must be used on the server where ASK Manager is installed.

Discussion 0

Correct Answer: A,B,E Vote an answer

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Question #15

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 #16

You plan to migrate an Oracle database that supports an online transaction processing (OLTP) workload to your
Database Machine.
Following are details fior the source database:
Database version: 10.2.0
Byte order: Big Endian HP-UX (64-bit)
Database size: 24 TB
Storage: ASM with 1 MB allocation unit size
Which two are supported migration methods?

A. Physical migration using ASM online Migration

B. Logical migration using Oracle Streams

C. Logical migration using logical standby

D. Local migration using Oracle Streams

E. Physical migration using Transportable Database

Discussion 0

Correct Answer: B,C Vote an answer

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