GATE CSE Syllabus 2027 PDF: Check Topics, Chapterwise Weightage, Pattern and Best Books

Graduate Aptitude Test in Engineering 2027 ( GATE )

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UPASANA PRADHAN
Assistant Manager- Editorial
Updated on Oct 10, 2026 22:45 IST
GATE CSE Syllabus 2027 - IIT Madras released GATE 2027 Computer Science and Engineering Syllabus here. Changes have been made to core topics: COA, Digital Logic and CN. Check GATE 2027 CSE subject-wise weightage, and peparation tips and GATE CS paper pattern.

IIT Madras has released GATE 2027 Computer Science Syllabus. The CSE GATE syllabus 2027 has been revised with changes to core topics like COA, Digital Logic and CN. Students who want to appear for the GATE Computer Science (CS) exam can check the revised GATE syllabus in this page.

cse-gate-syllabus-changes-download-pdf-subject-wise-weightage-pyqs

GATE Computer Science and Information Technology (CSE) Syllabus Download

GATE CSE Syllabus 2027: The GATE Computer Science syllabus 2027 comprises General Aptitude, Mathematics and core CS topics. The complete GATE 2027 Computer Science syllabus is available in this page. Candidates can also download GATE 2027 CSE syllabus PDF using the direct link available here.

Indian Institute of Technology (IIT), Madras has revised GATE Computer Science and Information Technology syllabus (CSE) this year. Candidates who are planning to attempt CS paper this year, must be aware of GATE 2027 syllabus changes. In addition, a new paper named GATE Robotics and Automation (RA) has been introduced, which can be taken by CSE aspirants.

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Table of contents
  • GATE CSE Question Paper Structure
  • GATE 2027 CSE Exam Pattern and Sectional Weightage
  • GATE CSE Syllabus 2027 PDF Download
  • GATE General Aptitude Syllabus for CSE
  • GATE Computer Science and Information Technology (CSE) Syllabus 2027: Engineering Mathematics Syllabus
  • GATE 2027 CSE (Subject-Specific) Syllabus
  • GATE 2027 CSE Eligibility Criteria
  • GATE Exam Pattern 2027 for CSE
  • GATE 2027 CSE Books for Preparation
  • GATE CSE Previous Year's Question Papers
  • How many candidates appear in GATE CSE
View More

GATE CSE Question Paper Structure

As per the exam structure, GATE 2027 CS paper will have two sections - Section 1 will have questions from General Aptitude and Mathematics for a total 28 marks. The remaining 72 marks questions will be from computer science topics. In this article, students can find complete section-wise breakdown of the GATE 2027 Computer Science and Information Technology (CS) syllabus, exam pattern, important topics, chapter-wise weightage, and preparation tips.

GATE 2027 CSE Exam Pattern and Sectional Weightage

According to GATE 2027 official notification, there are no change in the GATE exam pattern. The Graduate Aptitude Test in Engineering CSE paper consists of 65 questions. The GATE 2027 total mark is 100 and time-duration is 3 hours. GATE CSE question paper includes:

  • multiple- choice questions (MCQs)
  • multiple-select questions (MSQs)
  • numerical answer type questions (NAT)

Aspirants can check GATE 2027 CSE section-wise weightage below -

Section Percentage Weightage
General Aptitude (GA) 15 marks
Engineering Mathematics 13 marks
GATE 2027 CSE weightage 72 marks

GATE CSE Syllabus 2027 PDF Download

IIT Madras have uploaded GATE 2027 Computer Science and Information Technology (CS) syllabus PDF on its official website. Candidates can download GATE CS syllabus 2027 PDF below.

Year Download GATE CSE syllabus PDF
2027

Download PDF

2026 Download PDF

GATE General Aptitude Syllabus for CSE

The GATE General Aptitude Syllabus is the same for all subjects. Candidates can check GATE General Aptitude (GA) syllabus 2027 below:

Topics

Syllabus

English

English Grammar, Vocabulary, Sentence completion, Verbal analogies, word groups, instructions, critical reasoning, and verbal deduction

Reading comprehension

Reading comprehension and interpretation of passages

Quantitative aptitude

Numerical computation, estimation, ratios, percentages, powers, exponents, logarithms, permutations and combinations, probability, statistics, mensuration, geometry, and data interpretation using tables, charts, and graphs

Analytical and spatial aptitude

Logical and analytical reasoning, pattern recognition, spatial visualisation, transformation, paper folding, and assembling of shapes

GATE Computer Science and Information Technology (CSE) Syllabus 2027: Engineering Mathematics Syllabus

Candidates can check GATE 2027 CSE Engineering Mathematics Syllabus below:

Topics

Sub-Topics

Discrete Mathematics

Propositional and first order logic. Sets, relations, functions, partial orders and
lattices. Monoids, Groups. Graphs: connectivity, matching, colouring. Combinatorics: counting, recurrence relations, generating functions.

Linear Algebra

Matrices, determinants, system of linear equations, eigenvalues and eigenvectors, LU
decomposition.

Calculus

Limits, continuity and differentiability, Maxima and minima, Mean value theorem, Integration

Probability and Statistics

Random variables, Uniform, normal, exponential, Poisson and binomial
distributions. Mean, median, mode and standard deviation. Conditional probability and Bayes theorem

GATE 2027 CSE (Subject-Specific) Syllabus

Candidates appearing for GATE 2027, can check CSE subject-specific exam syllabus details below:

GATE CSE Digital Logic Syllabus

Candidates can check GATE Computer Science Digital Logic syllabus details below:

  • Boolean algebra and minimisation
  • Algebraic Technique
  • Karnaugh map and Tabular Method
  • Design of combinational and sequential circuits
  • Number Representation and Arithmetic (Fixed and Floating Point)

GATE Computer Organisation and Architecture Syllabus

Candidates can check GATE CSE organisation and architecture syllabus and topics below:

  • Instruction set and addressing modes
  • Design of arithmetic and logic unit (ALU)
  • Design of control unit: hardwired and microprogrammed
  • Memory interfacing and hierarchy: performance, cache memory mapping
  • I/O interface (interrupt and DMA)
  • Instruction pipelining, pipeline hazards

GATE CSE 2027: Programming and Data Structures Syllabus

Candidates can check the syllabus details below:

  • Programming in C
  • Recursion
  • Arrays, stacks, and queues
  • Linked lists, trees, binary search trees
  • Binary Heaps and Graphs

GATE 2027 CSE Exam Syllabus: Algorithms

  • Searching, sorting, hashing
  • Asymptotic worst-case time and space complexity
  • Algorithm design techniques: greedy, dynamic programming and divide‐and‐conquer
  • Graph traversals, minimum spanning trees, shortest paths

GATE CSE Syllabus 2027: Theory of Computation

  • Regular expressions and finite automata
  • Context-free grammars and push-down automata
  • Regular and context-free languages, pumping lemma
  • Turing machines and undecidability

GATE Computer Science Syllabus 2027: Compiler Design

  • Lexical analysis, parsing, syntax-directed translation
  • Runtime environments
  • Intermediate code generation
  • Local optimisation
  • Data flow analyses: constant propagation, liveness analysis,
  • common subexpression elimination

GATE 2027 Computer Science and Engineering (CSE): Operating System

  • System calls, processes, threads, inter‐process communication
  • Concurrency and synchronisation
  • Deadlock, CPU and I/O scheduling
  • Memory management and virtual memory
  • File systems

GATE CSE Syllabus 2027: Databases Topics

  • ER‐model
  • Relational model: relational algebra, tuple calculus, SQL
  • Integrity constraints, normal forms
  • File organisation, indexing (e.g., B and B+ trees)
  • Transactions and concurrency control

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Commonly asked questions
Q:   Is there any change in the GATE 2027 syllabus?
A: 

Yes, this year IIT Madras has revised the GATE syllabus 2027 for almost all subjects. Many topics and chapters have been simplified. Some chapters and topics have been removed. 

  • For CSE, major changes in syllabus have been made in COA, Digital Logic, and Computer Network
  • For ECE, 90% of the syllabus remains the same. Few changes are made in the engineering mathematics, signals and systems, etc. 

Candidates are advised to go through the syllabus/compare it carefully before preparing.

Q:   Where can I download the latest GATE syllabus for preparation?
A: 

Candidates can download GATE syllabus from the official website - gate2027.iitm.ac.in. The syllabus is available in PDF format. Before downloading, check the GATE paper code and branch name. The GATE exam syllabus is available for 30 papers.

Q:   What is the GATE Mechanical Syllabus?
A: 

GATE 2027 Mechanical Engineering Syllabus have been revamped this year, with some new addition and deletion of topics. Topics deleted include: Langrange Equation and Heisler's charts. 

The GATE ME syllabus 2027 has following sections including Engineering Mathematics-

  • Applied Mechanics and Design
  • Fluid Mechanics and Thermal Design
  • Materials, Manufacturing and Industrial Engineering
Q:   Is the General Aptitude Syllabus common for all branch papers in GATE?
A: 

Yes, the GATE General Aptitude syllabus is common for all branch papers in GATE. Candidates must check the GATE syllabus PDF carefully before starting their preparation. The GATE GA syllabus includes the following -

  • Verbal aptitude (basic English grammar and vocabulary)
  • Quantitative Aptitude - Data interpretation and numerical computation and estimation
  • Analytical Aptitude and Spatial Aptitude

GATE 2027 Computer Networks Syllabus

  • Principles of Layering
  • Basics of switching (circuit, packet and virtual circuit) and performance metrics
  • Data link layer: error detection
  • Medium Access Control
  • Ethernet
  • Distance vector and link state routing
  • IPv4 - Fragmentation
  • CIDR Notation
  • Network Address Translation
  • TCP- flow control and congestion control
  • Socket API, DNS and HTTP

GATE 2027 CSE Eligibility Criteria

Interested candidates can check the CSE exam eligibility for GATE 2027 below:

  • Bachelor’s degree in engineering or technology
  • Candidates in third or fourth/final year can also apply for GATE CSE
  • Graduated candidates are also eligible for GATE exam
  • Candidates can refer to GATE eligibility to know more about attempt, age limit and minimum passing mark needed.
  • Candidates must keep their documents and GATE exam fee ready before filling application form.

Also read: GATE DigiLocker Verification Failed

GATE Exam Pattern 2027 for CSE

Students can check GATE CSE exam pattern 2027 below -

  • The Graduate Aptitude Test in Engineering (GATE) will be conducted online, and the question paper will be in English.
  • The test paper duration is three hours, and the total marks for the GATE exam question paper are 100.
  • The marking scheme of the questions is 1 or 2 marks. For a one-mark question, 1/3rd mark will be deducted, and for a two-mark question, 2/3rd mark will be deducted.
  • There is no negative marking for multiple-choice questions and numerical-aptitude test questions.
  • Students are advised to go through GATE exam syllabus carefully

Eligible Two-Paper Combinations for GATE Computer Science Paper 2027

The GATE two-paper combination allows candidates to choose one or two papers to gain a broader scope and showcase their proficiency in two disciplines. The allowed two-paper combinations for GATE Computer Science and Information Technology can be checked below -

  • Robotics and Automation (RA) - New Paper
  • Data Science and Artificial Intelligence (DA)
  • Electronics and Communication Engineering (EC)
  • Geomatics Engineering (GE)
  • Mathematics (MA)
  • Physics (PH)
  • Statistics (ST)

GATE 2027 CSE Books for Preparation

Here are some GATE computer science and information technology books for GATE exam preparation-

Book Name

Author

Digital Logic and Computer Design

M. Morris Mano

Computer Organization

Carl Hamachar

Fundamentals of Data Structure

Sartaj Sahni

Fundamentals of Computer Algorithms

Rajasekaran, Sahni, and Horowitz

Principles of Compiler Design

Alfred Aho and Jeffery Ullman

Data Communication and Networking

Behrouz A. Farouzon

An introduction to formal languages and automata

Peter Linz

Data Structures and Algorithms MADE EASY

Narasimha Karumanchi

GATE CSE Previous Year's Question Papers

Students can also download GATE CSE PYQs with solutions below -

Year Download Link
2014 Download Here
2015 Download Here (CS1) | Download Here
2022 Download Here
2023 Download Here

Candidates can get the GATE PYQs here. Candidates appearing for the exam must carry their GATE CSE admit card and a valid photo identity proof. Candidates can download their hall ticket using the GATE enrollment ID and password at GOAPS.

How many candidates appear in GATE CSE

Computer Science and Information Technology in GATE is the most demanding branch. Candidates can check year-wise GATE CSE registered candidate's stats below.

Year Number of registered candidates Number of appeared candidates
2026 259922 211020
2025 207851 170825

Also read:

GATE cutoff mark for CSE Safe score for GATE CSE GATE CSE marks vs rank
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UPASANA PRADHAN
Assistant Manager- Editorial

Upasana Pradhan is an Mtech graduate in Electronics and Communication Engineering from DTU who specialises in curating postgraduate and undergraduate engineering entrance exam content, such as GATE, TS PGECET, KCET,

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