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GATE Computer Science

Complete GATE CS preparation roadmap for PSU jobs & M.Tech

Conducted By IITs/IISc
Eligibility BE/BTech/MCA
Questions 65 (MCQ + NAT)
Duration 3 Hours, 100 Marks

Preparation Roadmap

Follow these steps to prepare systematically

1
Month 1-5

Core Subjects (High Weightage)

Data Structures, Algorithms, DBMS, Operating Systems, Computer Networks, TOC. These cover 60%+ of GATE CS.

2
Month 3-6

Mathematics & Aptitude

Discrete Maths, Linear Algebra, Probability, Calculus. Engineering Maths carries 13-15 marks. Don't skip it.

3
Month 5-7

Digital Logic & Architecture

Boolean algebra, K-maps, combinational/sequential circuits, pipelining, cache memory, instruction formats.

4
Month 6-9

Previous Year Questions (2000-2025)

Solve ALL GATE CS PYQs on gate-overflow.in. This is the single most important resource for GATE prep.

5
Month 9-11

Mock Tests & Revision

Take 20+ full-length mocks. Analyze every test. Revise standard questions and formulas. Target 60+ marks.

Recommended Resources

  • GATE Overflow (gate-overflow.in) — PYQs
  • Cormen (CLRS) for Algorithms
  • Galvin for OS
  • Navathe for DBMS
  • NPTEL Video Lectures
  • Made Easy / ACE Test Series

Pro Tips

  • GATE Overflow PYQs are more important than any book
  • NAT questions have no negative marking — always attempt
  • Algorithms + DS + TOC = 30+ marks
  • NPTEL lectures by IIT professors are free and excellent