GATE CS Subject-wise and Topic-wise PYQ Quizzes

Last Updated : 3 Jan, 2026

Practicing topic-wise previous year questions (PYQs) is one of the best ways to crack the GATE Computer Science. With focused quizzes under each subject, you can sharpen your concepts and track your progress efficiently.

Attempting topic-wise quizzes helps you in:

  • Quickly find and work on weak areas.
  • Builds your speed and accuracy through timed practice.
  • Gives you a clear idea of question patterns and difficulty level.

Subject-wise GATE CS Previous Year Questions

Use the direct links below to start quizzes for each topic. This article covers all of the subjects that are in syllabus of GATE Computer Science.

1. Database Management System

DBMS typically features 3-4 questions in the exam, carrying a total of 5-7 marks. Below are the important topics along with previous year questions on these topics.

Database Management System Quiz

Topics

Quiz Link

Functional Dependency and Normalization

Link!

Transaction And Concurrency Control

Link!

ER MODEL

Link!

SQL & Relational Algebra

Link!

File Organizations

Link!

2. Operating System

In the GATE exam, Operating System usually appears with 4-6 questions, contributing 8-10 marks in total. Below, you’ll find key topics and their previous year questions.

Operating System Quiz

Topics

Quiz Link

Process & Threads

Link!

IPC, Concurrency and Synchronization , Deadlock

Link!

Memory management and virtual memory , I/O and File Systems

Link!

3. C Programming

You can expect 2-3 questions from C Programming in the exam, adding up to 3-4 marks overall. The major topics and their PYQs are listed below.

C Programming Quiz

Topics

Quiz Link

Loops & Conditional

Link!

Storage Classes

Link!

Functions

Link!

Pointers

Link!

Recursion

Link!

Miscellaneous

Link!

4. Data Structures

The Data Structures section generally has 3-5 questions in the exam, totaling 7-8 marks. Find the main topics and relevant previous year questions below.

Data Structures Quiz

Topics

Quiz Link

C Programming

Link!

Arrays, Stacks, Queue, Linked List

Link!

Hashing

Link!

5. Algorithms

Typically, Algorithms accounts for 4-6 questions in the exam, with a combined weightage of 8-10 marks. Important topics and corresponding PYQs are given below.

Algorithms Quiz

Topics

Quiz Link

Analysis of algorithm

Link!

Design Stratgy

Link!

Graph , Sorting , Heap & Back Tracking

Link!

6. Computer Networks

Computer Networks is often tested through 3-5 questions in the exam, worth a total of 6-8 marks. See below for key topics and their past year questions.

Computer Networks Quiz

Topics

Quiz Link

TCP UDP & IP

Link!

LAN

Link!

OSI/ISO

Link!

Routing Protocols

Link!

7. Digital Logic

In most exams, 3-5 questions are asked from Digital Logic, amounting to 4-6 marks. Important topics and previous year questions are provided below.

Digital Logic Quiz

Topics

Quiz Link

Number System

Link!

Logic Gates

Link!

Boolean Algebra

Link!

Combinational Circuit

Link!

Sequential Circuit

Link!

8. Theory of Computation

The Theory of Computation portion commonly includes 3-4 questions, together making up 6-7 marks in the exam. Listed below are the crucial topics and their previous year questions.

Theory of Computation Quiz

Topics

Quiz Link

Regular Language and Finite Automata

Link!

Context Free Grammars & Languages

Link!

Undecidability

Link!

9. Compiler Design

You’ll usually find 2-3 Compiler Design questions in the exam, which together carry 4-6 marks. The following sections cover main topics and their PYQs.

Compiler Design Quiz

Topics

Quiz Link

Lexical Analysis

Link!

Syntax Analysis

Link!

SDT(Syntax-Directed Translation)

Link!

Intermediate Code Generation

Link!

10. Computer Organization and Architecture

Computer Organization and Architecture questions generally number 5-7 in the exam, for a total of 7-9 marks. The list below contains major topics with previous year questions.

Computer Organization & Architecture Quiz

Topics

Quiz Link

Instruction & Adressing mode

Link!

ALU Data Path, Control Unit & Cache Memory

Link!

Pipelining and Secondary Memory

Link!

11. Engineering Mathematics

Expect to see 3-5 questions on Engineering Mathematics in the exam, with a total mark value of 6-8. Important topics and their past year questions are mentioned below.

Engineering Mathematics Quiz

Topic

Quiz Link

Linear Algebra

Link!

Calculus

Link!

Probability & Statistics

Link!

12. Discrete Mathematics

The exam typically features 5-7 Discrete Mathematics questions, accounting for 8-10 marks. Below are the significant topics and previous year questions for your practice.

Discrete Mathematics Quiz

Topics

Quiz Link

Graph Theory

Link!

Prepositional Logic

Link!

Set Theory

Link!

Combinatorics

Link!

13. General Aptitude

From General Aptitude 10 questions appear in the exam, contributing 15 marks overall. Main topics and their respective PYQs are listed below.

General Aptitude Quiz

Topics

Quiz Link

Quantitative Aptitude

Link!

Spatial Aptitude

Link!

Verbal Aptitude

Link!

Logical Aptitude

Link!

Below are some other Miscellaneous Quiz Links related to GATE CS PYQs.

Software Engineering Quiz
Miscellaneous Quiz

Comment