Oracle 1Z1-027 : Oracle Exadata X3 and X4 Administration

  • Exam Code: 1Z1-027
  • Exam Name: Oracle Exadata X3 and X4 Administration
  • Updated: Nov 06, 2026
  • Q & A: 72 Questions and Answers

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About Oracle 1Z1-027 Exam

A Oracle certification opens doors to better roles, better salaries, and better company. The Oracle Exadata X3 and X4 Administration exam guards those doors, and the 72 practice questions at Prep4away are the key-cutting service.

Oracle 1Z1-027 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Exadata Database Machine Architecture and Key Capabilities20%- Describe Exadata X3/X4 hardware and software components
- Explain Smart Scan, Storage Indexes, and Smart Flash Cache
- Describe InfiniBand and internal networking
Topic 2: Integration with Oracle Database, Clusterware and ASM20%- Describe database and instance deployment on Exadata
- Describe integration with Oracle RAC and Grid Infrastructure
- Explain ASM configuration and diskgroup management
Topic 3: Exadata Administration and Configuration25%- Use DBMCLI and CELLCLI commands
- Configure I/O Resource Manager (IORM)
- Manage Exadata storage cells and compute nodes
- Implement Exadata Secure Erase
Topic 4: Troubleshooting and Optimization15%- Diagnose and resolve common issues
- Handle network and storage errors
- Optimize query and I/O performance
Topic 5: Monitoring, Maintenance and Patching20%- Configure Auto Service Request (ASR)
- Apply patches and software updates
- Monitor performance and alerts
- Backup and recovery strategies

Oracle 1Z1-027 Exam: Frequently Asked Questions

Oracle Exadata X3 and X4 Administration is an official Oracle exam, identified by exam code 1Z1-027. Passing it earns the Oracle Certified Expert, Oracle Exadata X3 and X4 Administration certification at the Expert level. It also relates to Oracle Database Administration, Oracle Exadata Administration. Certifications like this one remain a reliable route to standing out: they prove ability in a way resumes alone cannot.

The Oracle Exadata X3 and X4 Administration exam contains 70-72 questions to complete within 120 minutes. The candidates who run out of time are usually the ones who never practiced against a clock. The Prep4away software engine lets you limit your test time exactly like the real exam, exposing pacing weaknesses while they are still free to fix.

You need 64% to pass Oracle Exadata X3 and X4 Administration, and the official registration fee is $245 USD. Retakes charge the full $245 USD again, which makes failing a genuinely expensive outcome. Reduce that risk the rational way: practice with the Prep4away questions until your scores sit consistently above the requirement, then book.

Recommended: Working knowledge of Oracle Database 11g/12c, RAC, ASM, and Linux administration; 1-2 years Exadata experience

Vendor requirements change from time to time, so verify the current conditions before registering via the official exam page.

Registration for Oracle Exadata X3 and X4 Administration runs through the official channels below.

One practical note: the exam is delivered Online proctored or onsite at Pearson VUE test centers.

Oracle recommends the following training for Oracle Exadata X3 and X4 Administration candidates.

Whatever training you take, anchor it with the 72 practice questions in the Prep4away 1Z1-027 package, each with a detailed explanation that turns every mistake into a lesson.

Yes. You can download the free demo of the Oracle Exadata X3 and X4 Administration questions before you buy, and after purchase you have the right to one year of free updates. When your product expires, extending the update service costs 50% of the regular price. Three versions, PDF, software, and online APP, let you study the way that suits you.

A 100% money-back guarantee protects you under clear conditions. Take the Oracle Exadata X3 and X4 Administration exam within 60 days of purchase; if you fail, you can claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. Alternatively, exchange for two other exam products of equal value, free, while keeping the update service on your original purchase.

Delivery is instant: files unlock for download at payment and are automatically emailed within one minute. If nothing arrives within 2 hours, check spam and contact customer service, available 24/7. Installation is unlimited across your computers.

The Oracle Exadata X3 and X4 Administration syllabus divides into 5 domains. The leading areas are Troubleshooting and Optimization (15%), Monitoring, Maintenance and Patching (20%), and Integration with Oracle Database, Clusterware and ASM (20%). The complete outline is published above; knowing your shortcomings starts with knowing the syllabus.

Oracle Exadata X3 and X4 Administration Sample Questions:

Question #1

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. INSERT INTO . . . SELECT FROM statements, executed serially, which select firom external tables, are unable 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, require the APPEND hint to use direct
    path loading.
  • D. CREATE TABLE . . . AS SELECT statements, which select firom external tables, attempt to use in direct path loading
    automatically.
Reveal Solution  Discussion  0

Correct Answer: B,D  🗳️

Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).

Question #2

Identifiy the three components that serve a purpose only in the Database Machine.

  • A. I/O Resource Manager (IORM)
  • B. ASM intelligent Data Placement (IDP)
  • C. Intelligent Database Protocol (IDB)
  • D. Database Filesystem (DBFS)
  • E. Database Resource Manager (DBRM)
  • F. The DISKMON process
Reveal Solution  Discussion  0

Correct Answer: A,B,C  🗳️

Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).

Question #3

You are using Hybrid Columnar Compression fior a table stored in a tablespace that is contained in an Exadata-based
ASM diskgroup. Identifiy three statements that correctly explain where the compression and decompression can be
done.

  • A. Compression can be done on the Exadata storage servers.
  • B. Decompression can be done on the Exadata storage servers.
  • C. Compression can be done on the database servers.
  • D. Decompression can be done on the database servers.
Reveal Solution  Discussion  0

Correct Answer: B,C,D  🗳️

Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).

Question #4

Which two are regarding the case ofi storage indexes?

  • A. To increase the chance ofi using the a storage index, you can make table indexes invisible.
  • B. Storage indexes are retained after a cell is rebooted.
  • C. Avoid the use ofi bind variables because Storage Indexes do not work with bind variables.
  • D. To maximize the benefit ofi storage Indexes, load your data stored on the filtered columns.
  • E. The cell physical 10 bytes saved by storage index statistic returns multiple rows, one fior each storage server.
Reveal Solution  Discussion  0

Correct Answer: A,D  🗳️

Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).

Question #5

Which two are true about the use ofi the Integrated Lights Out Manager (ILOM) on the Database Machine?

  • A. ILOM provides a remote console fior the storage servers.
  • B. ILOM can be used to power-on the Cisco switch.
  • C. ILOM generates hardware alerts fior the power distribution units.
  • D. ILOM can be used to power on the InfiniBand switches.
  • E. ILOM can be used to power-on the database servers.
Reveal Solution  Discussion  0

Correct Answer: A,E  🗳️

Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).

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