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

When a Oracle certification sits on your resume, recruiters notice — and the 1Z1-027 exam is the doorway. Real4exams helps you walk through it with 72 practice questions for the Oracle Exadata X3 and X4 Administration exam, refined by IT experts.

Oracle 1Z1-027 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Oracle Exadata X3 and X4 Administration
Exam Number:	1Z0-027
Certificate Validity Period:	Unknown (historically Oracle Expert certifications for this track did not always expire, subject to Oracle policy changes)
Passing Score:	Unknown (Oracle does not publicly standardize a fixed passing percentage for this exam)
Available Languages:	English
Exam Format:	Scenario-based Questions, Multiple Response, Multiple Choice
Exam Duration:	120 minutes
Exam Price:	USD 245 (may vary by region and tax)
Related Certifications:	Oracle Exadata Database Machine Administration Oracle Database Administrator Certified Professional (OCP) Oracle Exadata Database Machine X5 and newer certifications
Real Exam Qty:	60-80
Recommended Training:	Oracle Exadata Training (Oracle University) Oracle Database Machine Administration Courses
Exam Registration:	Pearson VUE Oracle Exams Oracle Certification Registration
Sample Questions:
Exam Way:	Computer-based exam delivered via Oracle University / Pearson VUE testing centers or online proctored delivery (availability may vary by region and exam lifecycle)
Pre Condition:	Recommended: Oracle Database Administrator experience (OCP level) and familiarity with RAC and ASM concepts
Official Syllabus URL:	https://education.oracle.com/

Oracle 1Z1-027 Exam Syllabus Topics:

Your Oracle Exadata X3 and X4 Administration Exam Questions Answered

Is there a way to preview the 1Z1-027 material before purchase?

There is, and we recommend it. Real4exams posts a free demo of the Oracle Exadata X3 and X4 Administration questions on the product page — download it or leave your email and we will send it over. Buying includes 365 days of free updates; when that year runs out, you can extend the update service at a 50% discount from your member zone.

What does it take — and cost — to pass the 1Z1-027 exam?

The passing mark for the Oracle Exadata X3 and X4 Administration exam is Unknown (Oracle does not publicly standardize a fixed passing percentage for this exam), and one attempt costs USD 245 (may vary by region and tax). Retakes are charged at full price again, so walking in underprepared is an expensive mistake. A practical safeguard: rehearse with Real4exams practice questions until your timed mock scores clear Unknown (Oracle does not publicly standardize a fixed passing percentage for this exam) with room to spare, then book the real 1Z1-027 exam.

How do I book a seat for the Oracle Exadata X3 and X4 Administration exam?

Registration is handled through Oracle's official channels:

• Oracle Certification Registration
• Pearson VUE Oracle Exams

Delivery format for the exam itself: Computer-based exam delivered via Oracle University / Pearson VUE testing centers or online proctored delivery (availability may vary by region and exam lifecycle). Pick whichever option fits your situation when scheduling.

What subject areas does the 1Z1-027 exam cover?

Oracle structures the Oracle Exadata X3 and X4 Administration exam around 6 domains. The heaviest hitters are Performance Management, Maintenance and Troubleshooting, Installation and Configuration. Start your revision where the weight is, and scroll up to the outline section on this page for the complete topic list.

What should I know about the Oracle Exadata X3 and X4 Administration exam?

The 1Z1-027 exam is the official Oracle assessment that awards the Oracle Certified Expert (OCE) - Exadata X3 and X4 Administration certification — a credential at the Professional level. Passing it proves vendor-validated skills that employers actively look for. It belongs to a broader track that includes Oracle Database Administrator Certified Professional (OCP), Oracle Exadata Database Machine Administration, Oracle Exadata Database Machine X5 and newer certifications, making it a solid anchor for further certifications.

What if I fail the Oracle Exadata X3 and X4 Administration exam — and when do I get my files?

Delivery first: your 1Z1-027 product downloads instantly, and a copy reaches your email within one minute of payment. Nothing after 2 hours (spam folder checked)? Contact our online service and we will resolve it at once. Install limits do not exist — use as many computers as you like. On refunds: if you sit the corresponding 1Z1-027 exam within 60 days of purchase and fail, you qualify for a full refund. File the claim within 2 days after the exam with a scanned enrollment slip and the official Score Report PDF; processing completes within 7 days. The guarantee excludes attempts made within 3 days of purchase, downloads never used in an actual exam, free materials, and expired orders, and the candidate name must match the payer name. Rather keep studying? Swap your product for two free exam products of equal value — your original purchase keeps its update service either way.

How many questions and how much time does the 1Z1-027 exam give me?

Expect 60-80 questions within 120 minutes on the Oracle Exadata X3 and X4 Administration exam. Divide the two and the pace is unforgiving — there is little slack for second-guessing. Build speed deliberately: run full-length timed sessions in the Real4exams test engine, practice marking hard questions for review, and treat every mock as a dress rehearsal for the real 1Z1-027 exam.

Which official courses does Oracle recommend for the 1Z1-027 exam?

Oracle points Oracle Exadata X3 and X4 Administration candidates toward these official training resources:

• Oracle Exadata Training (Oracle University)
• Oracle Database Machine Administration Courses

Coursework builds understanding; the 72 practice questions for the 1Z1-027 exam from Real4exams then prove whether that understanding survives a real testing clock.

Is there anything I must do before registering for the 1Z1-027 exam?

Recommended: Oracle Database Administrator experience (OCP level) and familiarity with RAC and ASM concepts Because Oracle can revise these requirements, verify the current rules on the official exam page — https://education.oracle.com/ — before scheduling your Oracle Exadata X3 and X4 Administration exam.

Oracle Exadata X3 and X4 Administration Sample Questions:

Question #1
You have two very large databases supporting OLTP workloads which run on multiple small-blade style servers in a
cluster and which require optimal latency fior I/O.
You plan to migrate them to a Database Machine once a capacity planning exercise is finished.
The database backup strategy requires that backups are written directly to media.
High availability requirements state that you must be able to survive node fiailures at any time.
Which three Database Machine components or fieatures would you recommend to support these requirements?

A. Use ofi write back flash cache
B. A high perfiormance expansion fiull rack
C. A high capacity expansion fiull rack
D. High capacity disks in the Database Machine
E. High perfiormance disks in the Database Machine
F. Use ofi smart flash logs

Question #2
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 to be the highest priority I/O and is managed based on attributes ofi the IORM
plan.
B. Log Writer I/O and Control File I/O are high priority I/O managed automatically by IORM.
C. Ifi two consumer groups P and Q In the PROD database get 20% and 10% respectively ofi resource allocation, then
the percentage ofi I/O resource would be the same ifi they got 10% and 5% respectively, and the Interdatabase plan
has changed, provided that the category plan is unchanged, and consumer groups A and B are still mapped to the
same categories.
D. Ifi two consumer groups C and D In the PROD database get 10% and 15% respectively ofi resource allocation, then
the percentage ofi I/O resource would be the same ifi they still got 10% and 15% respectively and were remapped to a
different category by the DBA, provided that the category plans and Interdatabase plans are unchanged.
E. Ifi two consumer groups A and B in the PROD database get 10% and 15% respectively ofi resource allocation, then
the percentage ofi I/O resource would be the same ifi they got 20% and 30% respectively, provided that the category
plans and inter database plans are unchanged, and consumer groups A and B are still mapped to the same category.

Question #3
Identifiy three valid configuration options that can be implemented during the initial configuration process ofi a new
Database Machine by using the Exadata Deployment Assistant

A. database character set
B. size ofi the DBFS diskgroup
C. RDBMS DBA group name
D. size ofi the RECO ASM diskgroup
E. O/S owner mode (standard O/S authentication or role-separated O/S authentication)

Question #4
Identifiy two permitted uses ofi external InfiniBand connections to a Database Machine.

A. To use a bonded management network
B. To connect an ExaLogic Elastic Cloud Machine
C. To connect an external tape library
D. To use a bonded client access network
E. To monitor the InfiniBand network using Enterprise Manager

Question #5
Which two are regarding the case ofi storage indexes?

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

Solutions: