Uber OA (Uber Coding Online Assessment — Mock) — Free Online Mock Test

Uber OA exam at a glance

Uber OA full-length mock tests

Attempt 50 full-length Uber OA mock tests, each a distinct question set built on the real 32-question, 80-minute pattern — with instant scoring and section-wise analysis. The first 3 are free.

Uber OA key facts & eligibility

Who is eligible for Uber OA?

Uber’s software roles target computer-science and allied graduates, with skill-first pipelines common; there is no bar to practising the format here. Verify the specific role on Uber Careers.

Last verified August 2026 against Uber Careers. Always confirm current details on the official website before you register.

Uber OA section breakdown

The Uber 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.

• Graphs & Shortest Paths
  12 questions · 30 minutes · ~150 sec/question
• Arrays & Strings
  12 questions · 30 minutes · ~150 sec/question
• Data Structures
  8 questions · 20 minutes · ~150 sec/question

Uber OA scoring & marking scheme

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

Scale: Uber OA (out of 32).

How Uber OA is conducted

• Mode
  Standard — practice without proctoring on Wrexa Edge, or enable optional webcam proctoring to simulate test-day conditions.
• 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.

Uber OA time strategy

With 32 questions in 80 minutes, you have about 150 seconds per question on average. Successful candidates aim for the following pacing on each section:

• Graphs & Shortest Paths
  Target ~150 sec/question. If a question takes more than 225 seconds, mark for review and move on.
• Arrays & Strings
  Target ~150 sec/question. If a question takes more than 225 seconds, mark for review and move on.
• Data Structures
  Target ~150 sec/question. If a question takes more than 225 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.

Uber OA topics covered

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

Graphs & Shortest Paths

• DSA — Shortest Path · 7
• DSA — DFS · 5

Arrays & Strings

• DSA — Sliding Window · 7
• DSA — Prefix Sum · 5

Data Structures

• DSA - Tries · 7
• DSA - Linked Lists · 1

Uber OA difficulty calibration

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

An Uber-style coding online-assessment mock — graphs (routing and maps are Uber’s bread and butter), arrays/strings, and data structures, in test-case-style MCQ form. No negative marking. · Official language: English.

Verified content — Wrexa Edge's Uber OA bank has been deeply curated with real exam-aligned content (estimated 62% syllabus coverage).

How Wrexa Edge prepares you for Uber OA

• Real test-day interface
  Our nta skin mirrors the actual Uber OA testing software — same timer, palette, tools, and navigation.
• 50 distinct variants
  1600 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 a high-stakes environment.
• Free to start
  No credit card. Sign up, pick a variant, and your first Uber OA mock starts in under a minute.

Uber 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.

Where Uber OA can take you

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

• Software Engineer (Uber)
  Graphs and shortest paths fit Uber’s routing-and-maps domain.
• Any product-company SWE role
  Graph and core DSA skills transfer widely.

Best books & official prep for Uber OA

Official practice: Go deep on graphs and shortest-path algorithms alongside core data structures — routing problems are Uber’s signature.

Frequently asked questions

What is the Uber OA exam pattern?

Uber Coding Online Assessment — Mock contains 32 questions across 3 sections: Graphs & Shortest Paths, Arrays & Strings, Data Structures. Total duration is 80 minutes (about 150 seconds per question).

Does Uber OA have negative marking?

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

How is Uber OA scored?

Scaled score range: 0 to 32. Uber OA (out of 32).

How can I practise Uber OA online for free?

Wrexa Edge gives you 3 free full-length Uber 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 Uber OA?

Uber OA is rated Advanced difficulty on Wrexa Edge. Advanced-level: high-stakes exam with rigorous content depth. Expect 4-8 months of structured prep. An Uber-style coding online-assessment mock — graphs (routing and maps are Uber’s bread and butter), arrays/strings, and data structures, in test-case-style MCQ form. No negative marking. · Official language: English.

How long is the Uber OA exam?

Uber OA runs for 80 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 Uber OA?

Uber OA is split into: Graphs & Shortest Paths, Arrays & Strings, Data Structures. Each section is timed and weighted separately. An Uber-style coding online-assessment mock — graphs (routing and maps are Uber’s bread and butter), arrays/strings, and data structures, in test-case-style MCQ form. No negative marking. · Official language: English.

What tools or aids are allowed during Uber OA?

No special tools are required.

Is the Uber OA test adaptive?

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

How many Uber OA mock tests does Wrexa Edge offer?

Wrexa Edge generates 50 distinct Uber OA variants — each with different question content, not just shuffled options — the first 3 free for everyone and 47 more with Pro. That's 1600 unique practice questions in the real test-day interface.

Is there a free Uber OA test series 2026?

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

Every Uber OA mock is modelled on the official exam pattern and the style of previous years' papers — the same 32-question structure, sections and marking — so your practice mirrors the real paper you'll sit.

Which is the best free Uber OA mock test online?

Wrexa Edge's Uber 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 Uber OA mock test on mobile?

Yes. Uber 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 Uber OA syllabus?

The Uber OA syllabus maps to its 3 sections: Graphs & Shortest Paths, Arrays & Strings, Data Structures. 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 Uber OA?

Uber’s software roles target computer-science and allied graduates, with skill-first pipelines common; there is no bar to practising the format here. Verify the specific role on Uber Careers. Wrexa Edge focuses on realistic Uber OA practice: 3 free full-length mocks in the exact exam pattern, ready whenever you are.

When is the Uber OA exam and how should I prepare?

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

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Ready to ace Uber OA?

Join thousands of candidates practising on Wrexa Edge. Free signup, 50 variants per exam, instant scoring.