Oracle 1Z0-072

The 1Z0-072 exam has a reputation for tripping up even experienced professionals. Dumpkiller breaks the Oracle Database 12cR2 Administration syllabus down into 88 practice questions with clear explanations, so tricky topics stop feeling intimidating.

Oracle 1Z0-072 Exam Overview:

Oracle 1Z0-072 Exam Syllabus Topics:

What Candidates Ask About the Oracle 1Z0-072 Exam

Can you give me an overview of the 1Z0-072 exam?

The Oracle Database 12cR2 Administration exam (code: 1Z0-072) is the official Oracle exam that leads to the Oracle Database 12c R2 Administrator Certified Associate certification. It sits at the Associate level of the Oracle certification track. It is also connected with related credentials such as Oracle Database 12c R2 Administrator Certified Professional. Passing it proves to employers that your skills have been validated by Oracle itself, which is why the 1Z0-072 credential keeps showing up in job postings.

How many questions are in the 1Z0-072 exam, and how long does it take?

The Oracle Database 12cR2 Administration exam gives you 90 minutes to work through 70. Pacing matters more than most candidates expect, so before exam day, run at least one full timed session in the Dumpkiller test engine to learn how long you can afford per question. If an item stalls you, flag it and move on — coming back later beats burning five minutes on a single question.

What score do I need to pass the 1Z0-072 exam, and how much does it cost?

The passing score for the Oracle Database 12cR2 Administration exam is 60%, and the official registration fee is 245 USD. Remember that a failed attempt means paying that fee in full again, so a timed self-assessment with Dumpkiller practice questions about a week before your exam date is a cheap way to confirm you are scoring comfortably above 60%.

Are there any prerequisites for the 1Z0-072 exam?

According to Oracle, the following applies: No formal prerequisites; recommended experience with Oracle Database 12cR2 administration. Certification policies do change from time to time, so confirm the latest requirements on the official exam page at https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-072 before you register.

How do I register for the 1Z0-072 exam?

You can book your Oracle Database 12cR2 Administration exam through the official channels below:

• Oracle Certification Portal
• Pearson VUE Registration

Depending on availability in your region, the exam is delivered as Online proctored or onsite at Pearson VUE test centers.

What official training does Oracle recommend for the 1Z0-072 exam?

Oracle lists the following training options for Oracle Database 12cR2 Administration candidates:

• Oracle Database 12c R2 Administration Workshop

Official courses build a solid foundation, and pairing them with the 88 practice questions from Dumpkiller shows you how ready you really are before you spend money on the exam itself.

Can I try the 1Z0-072 practice questions before buying?

Yes. Dumpkiller offers a free 1Z0-072 PDF demo so you can review the question style, difficulty, and explanations before committing to anything. After purchase, your Oracle Database 12cR2 Administration material includes 365 days of free updates, and if your product expires after that, you can extend the update service at a 50% discount from your member zone.

What happens if I do not pass the 1Z0-072 exam, and how is my order delivered?

If you take the corresponding 1Z0-072 exam within 60 days of your purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee, subject to a few conditions: the failed exam must be the one matching your purchase; sitting the exam within 3 days of purchase does not qualify, since that leaves too little preparation time; downloading the material without actually taking the exam does not qualify; free materials and expired orders are excluded; and the candidate name must match the payer name. To apply, send a scanned copy of your enrollment slip together with your official Score Report (PDF) within 2 days after the exam, and claims are processed within 7 days. If you would rather not take a refund, you can exchange your purchase for two free products of equal value while keeping the update service on the product you originally bought. As for delivery, everything is an instant download: your products are sent to your email within one minute of payment — contact customer service if nothing arrives within 2 hours — and there is no limit on the number of computers you can install the software on.

What topics are covered in the 1Z0-072 exam?

The official Oracle Database 12cR2 Administration syllabus is organized into 7 main domains. The first three are Database Architecture and Tools (12%), Database Creation and Storage Management (18%), and Data Movement and Loading (13%). For the full domain-by-domain breakdown, see the complete Exam Topics outline above.

Oracle Database 12cR2 Administration Sample Questions:

Question #1

Which is true about unexpired undo?

A. It is required when a transaction rolls back.
B. It may be used to support flashback queries.
C. It consists of undo only for uncommitted transactions.
D. It is the first type of undo overwritten when trying to avoid out-of-space errors.
E. It is always retained for the time specified in UNDO__RETENTION.

Question #2

Your database is configured for shared server and the SGA_TARGET parameter is set to a non-zero value.
Which three actions could help in handling a large number of concurrent users?

A. increasing the size of the PGA
B. setting the LARGE_POOL_SIZE parameter to a non-zero value
C. increasing the number of dispatchers
D. setting the SHARED_POOL_SIZE parameter to a non-zero value
E. using Automatic SGA Memory Management (ASMM)

Question #3

Which action helps in applying the principle of least privilege?

A. restricting access to directory objects in the database
B. disabling audit for users with system privileges
C. revoking all system privileges from the SYSTEM user
D. setting the REMOTE_OS_AUTHENT parameter to true
E. setting the O7_DICTIONARY_ACCESSIBILITY parameter to true

Question #4

Which two are true about complete recovery? (Choose two.)

A. Incremental backups can be used to roll forward the database while performing it.
B. Uncommitted transactions will be rolled back after it completes.
C. Only RMAN backupsets can be used to restore a database as part of it.
D. It is possible only when the database is in MOUNT state
E. The database must have FLASHBACK enabled in order to perform it.

Question #5

Examine these commands:

What is the expected result?

A. Only the first row in EMP.DAT is inserted into U1.EMP.
B. Only the first and fourth rows in EMP.DAT are inserted into U1.EMP.
C. All rows in EMP.DAT are inserted into U1.EMP but ENAME is set to NULL for the second and third rows.
D. It fails because EMP.DAT has some records with more than three characters corresponding to U1.EMP.ENAME.
E. All rows in EMP.DAT are inserted into U1.EMP but ENAME is set to ### for the second and third rows.

Solutions: