CIA (Certified Internal Auditor (IIA)) — Free Online Mock Test

CIA exam at a glance

CIA full-length mock tests

Attempt 50 full-length CIA mock tests, each a distinct question set built on the real 325-question, 390-minute pattern — with instant scoring and section-wise analysis. The first 3 are free.

CIA key facts & eligibility

Who is eligible for CIA?

Education-and-experience pathways apply, with internal-audit experience required at every level: a master’s degree needs 1 year, a bachelor’s degree 2 years, an active Internal Audit Practitioner designation 5 years, and a high-school diploma or associate’s degree 5 years. Candidates must also meet a character reference requirement and agree to the IIA Code of Ethics.

Last verified July 2026 against The IIA — CIA certification, The IIA — CPE requirements. Always confirm current details on the official website before you register.

CIA section breakdown

The CIA 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.

• Part 1 — Essentials of Internal Auditing (125 Q)
  125 questions · 150 minutes · ~72 sec/question
• Part 2 — Practice (100 Q)
  100 questions · 120 minutes · ~72 sec/question
• Part 3 — Business Knowledge (100 Q)
  100 questions · 120 minutes · ~72 sec/question

CIA scoring & marking scheme

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

Scale: CIA (scaled 250-750, pass 600).

How CIA 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.

CIA time strategy

With 325 questions in 390 minutes, you have about 72 seconds per question on average. Successful candidates aim for the following pacing on each section:

• Part 1 — Essentials of Internal Auditing (125 Q)
  Target ~72 sec/question. If a question takes more than 108 seconds, mark for review and move on.
• Part 2 — Practice (100 Q)
  Target ~72 sec/question. If a question takes more than 108 seconds, mark for review and move on.
• Part 3 — Business Knowledge (100 Q)
  Target ~72 sec/question. If a question takes more than 108 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.

CIA topics covered

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

Part 1 — Essentials of Internal Auditing (125 Q)

• Fraud · 14
• Control · 13
• Performing the engagement · 13
• Managing the IAA · 11
• Risk Management · 10
• IT and audit · 10
• Independence & Objectivity · 9
• Engagement planning · 9

Part 2 — Practice (100 Q)

• IS Audit Process · 24
• Governance & Management of IT · 16
• Adjustments · 10
• Accruals & concepts · 9
• Financial statements · 8
• Market Risk — Greeks · 4
• Double-entry · 3
• Market Risk — Expected Shortfall · 2

Part 3 — Business Knowledge (100 Q)

• IS Audit Process · 24
• Adjustments · 10
• Accruals & concepts · 9
• Financial statements · 8
• IFRS/GAAP · 6
• Governance & Management of IT · 6
• Ratio analysis · 4
• Market Risk — Greeks · 4

CIA difficulty calibration

Advanced tier. Advanced-level: high-stakes exam with rigorous content depth. Expect 4-8 months of structured prep.

IIA-administered 3-part exam for internal audit professionals. Each part: 100-125 Q in 2h-2.5h. · Official language: English.

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

How Wrexa Edge prepares you for CIA

• Real test-day interface
  Our cert skin mirrors the actual CIA testing software — same timer, palette, tools, and navigation.
• 50 distinct variants
  16250 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 CIA test-day conditions.
• Free to start
  No credit card. Sign up, pick a variant, and your first CIA mock starts in under a minute.

Expert take: what CIA really tests

The Certified Internal Auditor (CIA), from The Institute of Internal Auditors, is the globally recognised certification for internal auditors. It has three parts — Part 1 Essentials of Internal Auditing (125 questions, 2.5 hours), Part 2 Practice of Internal Auditing (100 questions, 2 hours) and Part 3 Business Knowledge for Internal Auditing (100 questions, 2 hours) — all multiple-choice, taken in any order. Scores use a 250–750 scale with a passing score of 600. Education-and-experience pathways apply, and the credential is maintained through Continuing Professional Education.

CIA 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 CIA can take you

A strong CIA result opens up these careers and higher-study paths:

• Certified Internal Auditor
  The globally recognised certification for internal audit professionals.
• Risk & compliance roles
  Valued across audit, risk and governance functions worldwide.

Best books & official prep for CIA

• The IIA’s CIA Learning System — The IIA
  Official preparation aligned to the three-part exam.
• CIA exam practice tests — Various
  Scaled 250–750; the passing score is 600.

Official practice: Prepare from the official IIA CIA Learning System across all three parts, using practice tests; each part passes at 600 on the 250–750 scale.

Previous-year papers: The IIA provides exam syllabi and sample questions; review providers supply practice banks.

Frequently asked questions

What is the CIA exam pattern?

Certified Internal Auditor (IIA) contains 325 questions across 3 sections: Part 1 — Essentials of Internal Auditing (125 Q), Part 2 — Practice (100 Q), Part 3 — Business Knowledge (100 Q). Total duration is 390 minutes (about 72 seconds per question).

Does CIA have negative marking?

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

How is CIA scored?

Scaled score range: 100 to 1000. CIA (scaled 250-750, pass 600).

How can I practise CIA online for free?

Wrexa Edge gives you 3 free full-length CIA 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 CIA?

CIA is rated Advanced difficulty on Wrexa Edge. Advanced-level: high-stakes exam with rigorous content depth. Expect 4-8 months of structured prep. IIA-administered 3-part exam for internal audit professionals. Each part: 100-125 Q in 2h-2.5h. · Official language: English.

How long is the CIA exam?

CIA runs for 390 minutes total across 3 sections. On Wrexa Edge the timer is enforced exactly as on the real exam — including no inter-section breaks.

What topics are covered in CIA?

CIA is split into: Part 1 — Essentials of Internal Auditing (125 Q), Part 2 — Practice (100 Q), Part 3 — Business Knowledge (100 Q). Each section is timed and weighted separately. IIA-administered 3-part exam for internal audit professionals. Each part: 100-125 Q in 2h-2.5h. · Official language: English.

What tools or aids are allowed during CIA?

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 CIA test adaptive?

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

How many CIA mock tests does Wrexa Edge offer?

Wrexa Edge generates 50 distinct CIA variants — each with different question content, not just shuffled options — the first 3 free for everyone and 47 more with Pro. That's 16250 unique practice questions in the real test-day interface.

Is there a free CIA test series 2026?

Yes. The Wrexa Edge CIA 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 CIA previous year question–style papers included?

Every CIA mock is modelled on the official exam pattern and the style of previous years' papers — the same 325-question structure, sections and marking — so your practice mirrors the real paper you'll sit.

Which is the best free CIA mock test online?

Wrexa Edge's CIA 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 CIA mock test on mobile?

Yes. CIA 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 CIA syllabus?

The CIA syllabus maps to its 3 sections: Part 1 — Essentials of Internal Auditing (125 Q), Part 2 — Practice (100 Q), Part 3 — Business Knowledge (100 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 CIA?

Education-and-experience pathways apply, with internal-audit experience required at every level: a master’s degree needs 1 year, a bachelor’s degree 2 years, an active Internal Audit Practitioner designation 5 years, and a high-school diploma or associate’s degree 5 years. Candidates must also meet a character reference requirement and agree to the IIA Code of Ethics. Wrexa Edge focuses on realistic CIA practice: 3 free full-length mocks in the exact exam pattern, ready whenever you are.

When is the CIA exam and how should I prepare?

Official CIA 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 CIA mocks with instant scoring so you can track your readiness week by week.

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Ready to ace CIA?

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