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ExamOS is a complete exam preparation platform — full-length test series, CBT mock tests, study notes, daily current affairs and detailed performance analysis for SSC, Banking, Railways, UPSC and other government exams.

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CBT ENGINE v2.3 — Fullscreen Mode
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47:19 left
Section: General IntelligenceQ12 / 100
If 5x + 3y where x is the 3rd prime and y is the smallest composite number, what is the result?
A37Correct ✓
B41
C45
Mark for Review
Clear ResponseSave & Next →
0+Practice Questions
0+Mock CBT Tests
0+Toppers Trained
0%Avg. Accuracy Gain
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Test series, study material, current affairs and performance tracking — start free and prepare for every government exam.

REAL EXAM EXPERIENCE

Mock tests that feel exactly like the real exam hall

Every mock runs inside our locked-down CBT wrapper: fullscreen enforcement, per-section timing with mandatory section locking, auto-save on every answer, and offline resilience so a network drop never ends your test.

01
Fullscreen lock
Browser controls disabled while test is live
02
Auto-save
Answers persisted on every click
03
Offline resilient
Continues even with connectivity loss
Section LockingLOCKED SEQUENTIAL
1

General Intelligence

25 Qs · 15 min

Completed
2

Quantitative Aptitude

25 Qs · 25 min

Current
3

English Language

25 Qs · 20 min

Locked
4

General Awareness

25 Qs · 20 min

Locked

Attempt adaptive: weak topics surface first to maximise marks-per-minute.

ALL PREP TOOLS

Everything you need to crack your exam

Practice, analysis, revision and daily reading — six modules that cover your entire preparation.

Personalised

Smart Recommendations

Test series, notes and practice sets picked for you — based on your exam, weak topics and daily progress.

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AI Doubt Solving

Stuck on a question? Ask anytime and get an instant step-by-step solution with rendered math and explanations.

Custom Mocks

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Build your own mock — choose subjects, topics, number of questions, difficulty level and time limit.

Bookmarks

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Bookmark tricky questions while attempting any test and revise them later from one place.

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YOUR DAILY LOOP

Three steps. Repeat daily.

From the first avatar to the final report, the whole journey lives inside ExamOS.

01

Personalise

Select your exam board and agencies so every recommendation matches the syllabus you are actually preparing for.

02

Practice

Attempt scheduled mocks, topic practice and learning-mode drills in the exact CBT environment you will face on exam day.

03

Improve

See per-topic speed and accuracy trends, then hit the spaced-repetition queue to convert weaknesses into strengths.

TRACK YOUR PROGRESS

Practice daily and watch your scores improve.

Switch between exam-mode mocks and relaxed learning mode, bookmark tough questions, then watch accuracy and speed climb month over month in your personal trend dashboard.

Learning Mode Exam Mode Streaks

Synchronous Programming

Debounce · closures · event loop

92% accuracy

Mathematics — Number System

LCM/HCF · divisibility

Speed boost +18%

Current Affairs — August

Economy · national news

Streak +3 days

Reasoning — Puzzle Sets

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SUCCESS STORIES

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The CBT engine feels identical to the real exam hall. My speed-per-topic analytics showed exactly where I was losing 10 minutes each mock.
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SSC CGL Aspirant

I asked a doubt at midnight and got a step-by-step AI solution with the math rendered perfectly. The revision queue genuinely fixed my weak areas.
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IBPS PO Candidate

Streaks and leaderboards kept me consistent for 90 days straight. The spaced repetition caught concepts I forgot within a week of learning them.
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UPSC Prelims

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