Previous year questions · unit-wise · verified answers

Pass your semester exams and score higher.

The actual questions that show up in your exams and interviews — sorted by subject and unit, answered clearly, aligned to your university's syllabus.

10,000+ students
15+ CSE subjects
Unit-wise Q&A
Data Structure
B.TECH CSE · UNIT 3 · SEARCHING & SORTING
MAX MARKS
70
Q1 10
Q2 7
Q3 10
★ Most asked
Verified answers included
Aligned to your university syllabus
Quick jump

Go straight to your semester

Two ways to prepare

Pick a module, then drill into your university path

Question bank for unit-wise practice with answers. Question papers for previous-year PDFs. Switch anytime at the same course or semester.

Question bank Practice important questions by university University → course → branch → semester → subject → unit. Verified answers, progress, and revision marks. Browse universities Or all subjects Open question bank → Question papers Download previous year papers (PDF) Same university path for PYQ PDFs. Jump back to the question bank at any matching level. AKTU · RGPV · more Open papers →

Browse all subjects Browse universities

Top subjects

Start with the subjects students ask for most

Each subject is broken into units of exam-focused questions with clear, verified answers.

Data Structure

Unit-wise important questions for semester exams.

127 questions Open →

Operating System

Unit-wise important questions for semester exams.

60 questions Open →

Database Management System

Unit-wise important questions for semester exams.

53 questions Open →

Computer Network

Unit-wise important questions for semester exams.

21 questions Open →

Algorithm

Unit-wise important questions for semester exams.

45 questions Open →

Web Technology

Unit-wise important questions for semester exams.

117 questions Open →
How Quescol works

Find the right questions. Practice. Score.

Exam-focused learning built around real questions and simple explanations.

01 — FIND

Learn smart

Jump straight to the unit you need. Only concepts that matter for exams.

02 — PRACTICE

Prepare right

Work through previous-year questions and most-asked patterns.

03 — SCORE

Score high

Revise faster and walk into the hall confident about what's coming.

B.Tech CSE · unit-wise Q&A

The whole syllabus, one index

Hand-picked unit-wise questions and answers across every core subject. Pick a unit and start revising.

View all 15+ subjects
Universities

Start from your university hub

Each hub opens the question bank path — switch to papers anytime at the same level.

All universities All papers

Interview preparation zone

Ready for placements and off-campus rounds

Coding rounds, pattern programs, and face-to-face questions — organised by language and stack.

Browse all stacks on the Interview Preparation homepage →

Join free. Practice smarter.

Unlock PDF downloads and premium verified answers with a free account.

Browse question bank