Visa OA (Visa Coding Online Assessment — Mock) — Free Online Mock Test
A Visa-style coding online-assessment mock — SQL & databases, quantitative/number-theory, and arrays/strings, in MCQ form. Payments companies weight data and math alongside algorithms; no negative marking. · Official language: English.
Visa OA exam at a glance
Visa OA full-length mock tests
Attempt 50 full-length Visa OA mock tests, each a distinct question set built on the real 34-question, 78-minute pattern — with instant scoring and section-wise analysis. The first 3 are free.
See all 50 Visa OA mock tests →Visa OA key facts & eligibility
| Conducting body | Format modelled on Visa's software-engineering coding online assessment (an original practice board — not affiliated with, authorised by, or an official test of Visa) |
|---|---|
| Official website | visa.com/careers ↗ |
| Mode | A timed, test-case-style coding assessment practised in MCQ form (complexity, output prediction, algorithm choice) — modelled on the online-assessment round in Visa's hiring. |
| Frequency | Practise on demand — the real online assessment is scheduled per Visa hiring pipeline. |
| Scoring & marking | This mock drills SQL and databases, quantitative and number-theory reasoning, and arrays/strings — the data-and-math mix payments companies favour, in complexity, output-prediction and algorithm-choice MCQ form. There is no negative marking; correctness and efficient reasoning decide the score. |
| Score validity | Each employer’s online-assessment result applies within its own hiring cycle. |
| Language | English. |
Who is eligible for Visa OA?
Visa's software roles target students and graduates of computer-science and allied degrees, with skill-first pipelines common; there is no bar to practising the format here. Verify the specific role's requirements on visa.com/careers.
Last verified August 2026 against Visa Careers. Always confirm current details on the official website before you register.
Visa OA section breakdown
The Visa OA 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.
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SQL & Databases
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Quantitative & Number Theory
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Arrays & Strings
Visa OA scoring & marking scheme
Strategy: Visa OA has no negative marking. Attempt every question — blank answers cost you potential marks but cannot pull your score down.
Scale: Visa OA (out of 34).
How Visa OA is conducted
- Mode
- Test format
- Backtracking
- Mark for review
Visa OA time strategy
With 34 questions in 78 minutes, you have about 138 seconds per question on average. Successful candidates aim for the following pacing on each section:
- SQL & Databases
- Quantitative & Number Theory
- Arrays & Strings
Wrexa Edge's analytics show your actual time-per-question after every mock so you can spot which sections you're losing time on.
Visa OA topics covered
Across the 50 Wrexa Edge variants of Visa OA, the following topics appear most often (sample distribution from one variant):
SQL & Databases
- SQL - Subqueries · 6
- SQL - Aggregation & GROUP BY · 5
- SQL - Window Functions · 1
Quantitative & Number Theory
- Math — Matrix / Recurrence · 7
- Math — Sequences & Series · 4
- Math — Modular Arithmetic · 1
Arrays & Strings
- DSA — Two Pointers · 6
- DSA — Sliding Window · 4
Visa OA difficulty calibration
Advanced tier. Advanced-level: high-stakes exam with rigorous content depth. Expect 4-8 months of structured prep.
A Visa-style coding online-assessment mock — SQL & databases, quantitative/number-theory, and arrays/strings, in MCQ form. Payments companies weight data and math alongside algorithms; no negative marking. · Official language: English.
Verified content — Wrexa Edge's Visa OA bank has been deeply curated with real exam-aligned content (estimated 62% syllabus coverage).
How Wrexa Edge prepares you for Visa OA
- Real test-day interface
- 50 distinct variants
- Detailed analytics
- Spaced repetition (Notebook)
- Optional proctoring
- Free to start
Visa OA 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.
- Work through every section — SQL & Databases, Quantitative & Number Theory, Arrays & Strings — from your core study material
- Make short notes and a formula/fact sheet you can revise quickly
- Attempt topic questions right after finishing each area
- Solve previous-year and practice questions section by section
- Time yourself on SQL & Databases and your weakest areas
- Keep an error log and revisit every mistake weekly
- Take full-length Visa OA mocks in the real test interface
- Analyse accuracy, time per question and silly mistakes after each mock
- Revise from notes and re-attempt only weak-topic questions
Where Visa OA can take you
A strong Visa OA result opens up these careers and higher-study paths:
- Professional degree programmes
- Research & higher studies
- Campus placements
Best books & official prep for Visa OA
Official practice: Practise the topic mix above end to end, and state the time and space complexity of every approach — these assessments reward correct, efficient reasoning.
Frequently asked questions
- What is the Visa OA exam pattern?
- Visa Coding Online Assessment — Mock contains 34 questions across 3 sections: SQL & Databases, Quantitative & Number Theory, Arrays & Strings. Total duration is 78 minutes (about 138 seconds per question).
- Does Visa OA have negative marking?
- No — Visa OA has no negative marking. Each correct answer is worth 1 mark, so attempt every question.
- How is Visa OA scored?
- Scaled score range: 0 to 34. Visa OA (out of 34).
- How can I practise Visa OA online for free?
- Wrexa Edge gives you 3 free full-length Visa OA 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 Visa OA?
- Visa OA is rated Advanced difficulty on Wrexa Edge. Advanced-level: high-stakes exam with rigorous content depth. Expect 4-8 months of structured prep. A Visa-style coding online-assessment mock — SQL & databases, quantitative/number-theory, and arrays/strings, in MCQ form. Payments companies weight data and math alongside algorithms; no negative marking. · Official language: English.
- How long is the Visa OA exam?
- Visa OA runs for 78 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 Visa OA?
- Visa OA is split into: SQL & Databases, Quantitative & Number Theory, Arrays & Strings. Each section is timed and weighted separately. A Visa-style coding online-assessment mock — SQL & databases, quantitative/number-theory, and arrays/strings, in MCQ form. Payments companies weight data and math alongside algorithms; no negative marking. · Official language: English.
- What tools or aids are allowed during Visa OA?
- No special tools are required.
- Is the Visa OA test adaptive?
- No — Visa OA is a fixed-form (linear) test. Every candidate sees the same number of questions per section.
- How many Visa OA mock tests does Wrexa Edge offer?
- Wrexa Edge generates 50 distinct Visa OA variants — each with different question content, not just shuffled options — the first 3 free for everyone and 47 more with Pro. That's 1700 unique practice questions in the real test-day interface.
- Is there a free Visa OA test series 2026?
- Yes. The Wrexa Edge Visa OA 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 Visa OA previous year question–style papers included?
- Every Visa OA mock is modelled on the official exam pattern and the style of previous years' papers — the same 34-question structure, sections and marking — so your practice mirrors the real paper you'll sit.
- Which is the best free Visa OA mock test online?
- Wrexa Edge's Visa OA 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 Visa OA mock test on mobile?
- Yes. Visa OA 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 Visa OA syllabus?
- The Visa OA syllabus maps to its 3 sections: SQL & Databases, Quantitative & Number Theory, Arrays & Strings. 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 Visa OA?
- Visa's software roles target students and graduates of computer-science and allied degrees, with skill-first pipelines common; there is no bar to practising the format here. Verify the specific role's requirements on visa.com/careers. Wrexa Edge focuses on realistic Visa OA practice: 3 free full-length mocks in the exact exam pattern, ready whenever you are.
- When is the Visa OA exam and how should I prepare?
- Official Visa OA 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 Visa OA mocks with instant scoring so you can track your readiness week by week.
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