Oracle DBA Professional (Oracle Database Administration Professional (1Z0-083)) — Free Online Mock Test

Oracle DBA Professional exam at a glance

Oracle DBA Professional full-length mock tests

Attempt 50 full-length Oracle DBA Professional mock tests, each a distinct question set built on the real 60-question, 120-minute pattern — with instant scoring and section-wise analysis. The first 3 are free.

Oracle DBA Professional key facts & eligibility

Who is eligible for Oracle DBA Professional?

Requires first earning the Oracle Database Administration Associate (via exam 1Z0-082); the Professional credential is granted by passing 1Z0-083 while holding the Associate.

Last verified July 2026 against Oracle — Database Administration Professional (1Z0-083). Always confirm current details on the official website before you register.

Oracle DBA Professional section breakdown

The Oracle DBA Professional mock test on Wrexa Edge replicates the real exam's section structure — same names, same question count per section, same time limits. No inter-section breaks — the timer runs continuously.

• Oracle DBA Professional (60 Q)
  60 questions · 120 minutes · ~120 sec/question

Oracle DBA Professional scoring & marking scheme

Strategy: Oracle DBA Professional has no negative marking. Attempt every question — blank answers cost you potential marks but cannot pull your score down.

Scale: Oracle DBA Professional (pass 700/1000).

How Oracle DBA Professional is conducted

• Mode
  Proctored — Wrexa Edge mirrors this with a webcam-based proctoring flow (face detection, room scan, fullscreen lock, tab-switch detection).
• Test format
  Linear / fixed-form — every candidate sees the same number of questions per section.
• Backtracking
  Allowed — you can revisit and change answers within a section.
• Mark for review
  Available — flag tough questions and return to them before submitting the section.

Oracle DBA Professional time strategy

With 60 questions in 120 minutes, you have about 120 seconds per question on average. Successful candidates aim for the following pacing on each section:

• Oracle DBA Professional (60 Q)
  Target ~120 sec/question. If a question takes more than 180 seconds, mark for review and move on.

Wrexa Edge's analytics show your actual time-per-question after every mock so you can spot which sections you're losing time on.

Oracle DBA Professional topics covered

Across the 50 Wrexa Edge variants of Oracle DBA Professional, the following topics appear most often (sample distribution from one variant):

Oracle DBA Professional (60 Q)

• SQL — Isolation · 3
• Modeling — Normalization · 3
• SQL — Joins · 3
• SQL — Constraints · 2
• Oracle — PL/SQL · 2
• SQL — Filtering · 2
• SQL — Functions · 2
• SQL — Transactions · 1

Oracle DBA Professional difficulty calibration

Elite tier. Elite-tier: among the toughest exams in its category. Most successful candidates prepare for 6-12+ months.

1Z0-083 · ~70 Q in 120m. Multitenant CDB/PDB, RMAN backup & recovery, flashback, upgrades & patching, performance & space management. · Official language: English.

Verified content — Wrexa Edge's Oracle DBA Professional bank has been deeply curated with real exam-aligned content (estimated 100% syllabus coverage).

How Wrexa Edge prepares you for Oracle DBA Professional

• Real test-day interface
  Our cert skin mirrors the actual Oracle DBA Professional testing software — same timer, palette, tools, and navigation.
• 50 distinct variants
  3000 unique practice questions, each variant a fresh test — not just shuffled options.
• Detailed analytics
  Scaled score, section accuracy, topic-wise heatmap, time-per-question — see where to focus after every attempt.
• Spaced repetition (Notebook)
  Wrong answers and flagged questions flow into an SM-2 spaced-repetition deck so you actually retain what you learn.
• Optional proctoring
  Browser-based face-api detection (no install) — turn it on to simulate real Oracle DBA Professional test-day conditions.
• Free to start
  No credit card. Sign up, pick a variant, and your first Oracle DBA Professional mock starts in under a minute.

Expert take: what Oracle DBA Professional really tests

The Oracle Database Administration Professional certification, from Oracle, validates advanced Oracle Database administration — backup and recovery, upgrade and patching, the multitenant architecture, and performance and space management — through exam 1Z0-083 (Oracle Database Administration II). The exam has 68 questions in 120 minutes with a passing score of 57%. You must first earn the Associate (1Z0-082); the credential is tied to Oracle Database 19c.

Oracle DBA Professional study plan

A phase-by-phase roadmap from your first concept to test-ready. Stretch or compress each phase to fit the time you have before your attempt.

Where Oracle DBA Professional can take you

A strong Oracle DBA Professional result opens up these careers and higher-study paths:

• Oracle DBA (professional)
  Validates advanced Oracle Database administration.
• Builds on the Associate
  Requires the Associate credential first.

Best books & official prep for Oracle DBA Professional

• Oracle Database Administration II learning path — Oracle University
  Official training for exam 1Z0-083.
• OCP/1Z0-083 study guides — Various
  68 questions; pass 57%; Associate required first.

Official practice: After earning the Associate, follow the Oracle University Database Administration II path on backup/recovery, multitenant and performance; exam 1Z0-083 passes at 57%.

Previous-year papers: Oracle publishes the exam topics; providers supply practice questions.

Frequently asked questions

What is the Oracle DBA Professional exam pattern?

Oracle Database Administration Professional (1Z0-083) contains 60 questions across 1 section: Oracle DBA Professional (60 Q). Total duration is 120 minutes (about 120 seconds per question).

Does Oracle DBA Professional have negative marking?

No — Oracle DBA Professional has no negative marking. Each correct answer is worth 1 mark, so attempt every question.

How is Oracle DBA Professional scored?

Scaled score range: 100 to 1000. Oracle DBA Professional (pass 700/1000).

How can I practise Oracle DBA Professional online for free?

Wrexa Edge gives you 3 free full-length Oracle DBA Professional mock tests — with instant scoring, detailed explanations and analytics — plus 47 more with Pro. Start practising in under a minute, no card required.

What is the difficulty level of Oracle DBA Professional?

Oracle DBA Professional is rated Elite difficulty on Wrexa Edge. Elite-tier: among the toughest exams in its category. Most successful candidates prepare for 6-12+ months. 1Z0-083 · ~70 Q in 120m. Multitenant CDB/PDB, RMAN backup & recovery, flashback, upgrades & patching, performance & space management. · Official language: English.

How long is the Oracle DBA Professional exam?

Oracle DBA Professional runs for 120 minutes total. On Wrexa Edge the timer is enforced exactly as on the real exam — including no inter-section breaks.

What topics are covered in Oracle DBA Professional?

Oracle DBA Professional is split into: Oracle DBA Professional (60 Q). Each section is timed and weighted separately. 1Z0-083 · ~70 Q in 120m. Multitenant CDB/PDB, RMAN backup & recovery, flashback, upgrades & patching, performance & space management. · Official language: English.

What tools or aids are allowed during Oracle DBA Professional?

No special tools are required. Note: real exam is proctored — Wrexa Edge mirrors this with a webcam-based proctoring flow you can enable.

Is the Oracle DBA Professional test adaptive?

No — Oracle DBA Professional is a fixed-form (linear) test. Every candidate sees the same number of questions per section.

How many Oracle DBA Professional mock tests does Wrexa Edge offer?

Wrexa Edge generates 50 distinct Oracle DBA Professional variants — each with different question content, not just shuffled options — the first 3 free for everyone and 47 more with Pro. That's 3000 unique practice questions in the real test-day interface.

Is there a free Oracle DBA Professional test series 2026?

Yes. The Wrexa Edge Oracle DBA Professional test series for 2026 gives you 3 free full-length mock tests (50 in total) plus subject-wise and topic-wise tests — instant scoring and detailed analysis, no card required.

Are Oracle DBA Professional previous year question–style papers included?

Every Oracle DBA Professional mock is modelled on the official exam pattern and the style of previous years' papers — the same 60-question structure, sections and marking — so your practice mirrors the real paper you'll sit.

Which is the best free Oracle DBA Professional mock test online?

Wrexa Edge's Oracle DBA Professional mock test replicates the real exam interface, timing and marking scheme, with instant score, section-wise analysis and 50 fresh variants — a strong free choice for 2026 preparation.

Can I take the Oracle DBA Professional mock test on mobile?

Yes. Oracle DBA Professional mock tests run in any browser on mobile, tablet or desktop — no app or download needed. Start on your phone and your progress and analytics sync when you sign in.

What is the Oracle DBA Professional syllabus?

The Oracle DBA Professional syllabus maps to its 1 section: Oracle DBA Professional (60 Q). Wrexa Edge's mock tests cover the complete syllabus topic by topic — see the topics-covered breakdown above — so you practise every area at real exam difficulty.

What is the eligibility for Oracle DBA Professional?

Requires first earning the Oracle Database Administration Associate (via exam 1Z0-082); the Professional credential is granted by passing 1Z0-083 while holding the Associate. Wrexa Edge focuses on realistic Oracle DBA Professional practice: 3 free full-length mocks in the exact exam pattern, ready whenever you are.

When is the Oracle DBA Professional exam and how should I prepare?

Official Oracle DBA Professional exam dates are announced by the conducting body for each cycle — check the latest notification for the current schedule. To be ready, follow a phased study plan and take full-length timed mocks; Wrexa Edge gives you 3 free Oracle DBA Professional mocks with instant scoring so you can track your readiness week by week.

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