GATE CSE 2027: Exam Dates, Revised Syllabus and Exam Pattern

Exam dates

6–21 Feb 2027

Three weekends

Conducted by

IIT Madras

Organizing Institute

Registration opens

27 Aug 2026

Closes 27 Sep 2026

Result

19 Mar 2027

Score valid 3 years

GATE Computer Science and Information Technology — paper code CS, and the paper almost everyone calls GATE CSE — is the most competitive paper in the GATE cycle. It is the entry route to M.Tech and MS programmes at the IITs and IISc, to PhD admissions, and to recruitment at a number of public sector undertakings that accept GATE scores.

This page covers what IIT Madras has officially published for GATE 2027, and nothing beyond it: the confirmed schedule, the exam pattern and marking scheme, the structure of the CS syllabus, and a preparation plan built around how the paper is actually marked. Where a detail has not been announced yet — the paper-wise timetable, the admit card date — it is marked as not announced rather than guessed.

What changed for GATE 2027

GATE 2027 is not a copy-paste of the previous cycle. IIT Madras revised the syllabus after five years to align it with current academic and industry practice, and restructured part of the paper list. Three changes matter when you plan:

1. 1The syllabus was revised. This is the first revision in five years and it applies across papers. Any study plan, book list or PYQ set built for GATE 2022–2026 may now contain topics that have been dropped, and may be missing topics that were added.
2. 2Robotics and Automation (RA) is a new test paper. It joins the paper list as a standalone paper.
3. 3Textile Engineering and Fibre Science moved. It is now a sectional paper under Engineering Sciences (XE) rather than a standalone paper.

GATE 2027 exam dates and registration schedule

IIT Madras released the GATE 2027 Information Brochure v1.0, released 20 July 2026. The examination runs across three consecutive weekends in February 2027, in two sessions each day — forenoon 9:30 AM to 12:30 PM and afternoon 2:30 PM to 5:30 PM.

The paper-wise and session-wise timetable is published separately by the Organizing Institute closer to the examination, so which of the six days your paper falls on is not something anyone can tell you yet. Treat any site claiming a confirmed paper-wise date today as unverified.

GATE 2027 CS exam pattern and marking scheme

Computer Science and Information Technology (paper code CS) is a three-hour computer-based test carrying 100 marks across 65 questions — 10 General Aptitude questions and 55 subject questions. Questions carry either 1 or 2 marks.

Duration

3 hours

Computer-based test

Questions

65

10 aptitude + 55 subject

Total marks

100

1 or 2 marks each

Language

English

All papers

That 13-mark Engineering Mathematics block is the most under-rated scoring opportunity in the paper. It is worth more than most single core subjects, the question style is stable year on year, and it is the one section where careful practice converts almost directly into marks.

Three question types appear, and they do not carry the same risk. Knowing which is which on screen is worth real marks:

GATE CSE 2027 syllabus structure

The authoritative document is the official CS syllabus PDF for GATE 2027, published by IIT Madras. Because the syllabus was revised for this cycle, that PDF — not a coaching handout and not last year's list — is the only version you should plan against.

The CS paper has long been organised around ten broad areas, plus the General Aptitude section common to every GATE paper. The areas below are the standing structure of the paper; confirm the topic-level detail inside each one against the official 2027 PDF, since that is exactly where a revision shows up.

• Engineering Mathematics — discrete mathematics (propositional and first-order logic, sets, relations, functions, partial orders and lattices, groups, graphs, combinatorics), linear algebra, calculus, and probability and statistics.
• Digital Logic — boolean algebra, combinational and sequential circuits, minimisation, number representations and computer arithmetic.
• Computer Organization and Architecture — instruction set architecture, ALU and datapath, control unit, pipelining, memory hierarchy and I/O.
• Programming and Data Structures — programming in C, recursion, arrays, stacks, queues, linked lists, trees, binary heaps, graphs.
• Algorithms — asymptotic analysis, searching and sorting, greedy methods, dynamic programming, divide and conquer, graph traversals, shortest paths, spanning trees.
• Theory of Computation — regular and context-free languages, finite automata, pushdown automata, Turing machines, undecidability.
• Compiler Design — lexical analysis, parsing, syntax-directed translation, runtime environments, intermediate code generation and optimisation.
• Operating System — processes and threads, CPU scheduling, synchronisation and deadlock, memory management and virtual memory, file systems.
• Databases — the relational model, relational algebra, SQL, integrity constraints, normal forms, file organisation and indexing, transactions and concurrency control.
• Computer Networks — the layering model, routing and the network layer, TCP/UDP and the transport layer, application protocols, and basic network security.

You can browse the same subject → topic → subtopic breakdown we use for practice and progress tracking on the GATE CS syllabus page. Use it to organise your revision, and use the official PDF as the final word on scope.

How to prepare for GATE CSE 2027

With registration opening in August 2026 and the exam in February 2027, a candidate starting now has roughly six months of real preparation time. The plan below is built around two constraints that most CSE plans ignore: the marking scheme punishes careless MCQ attempts, and CS is a paper where subjects reinforce each other, so the order you study them in matters.

Sequence subjects so they compound

CS is unusually interlocked. Studying in dependency order means each subject makes the next one cheaper rather than starting from scratch:

1. 1Discrete Mathematics and Programming and Data Structures first. Discrete maths underwrites algorithms, theory of computation and databases. Data structures underwrites algorithms and much of operating systems. Starting anywhere else means paying for these twice.
2. 2Algorithms, then Theory of Computation. Both build directly on the first block, and both reward practice far more than reading.
3. 3Digital Logic, then Computer Organization and Architecture. COA is very hard to do well without digital logic already solid; the pairing is close to a prerequisite chain.
4. 4Operating Systems, Databases, Computer Networks. These are comparatively self-contained and heavy on numerical and applied questions, which makes them well suited to a later phase when you are already practising under time pressure.
5. 5Engineering Mathematics and General Aptitude throughout. Do not schedule these as a block at the end. Thirty minutes a day, every day, from the start.

Treat Engineering Mathematics and Aptitude as the cheapest 28 marks in the paper

General Aptitude is worth 15 marks and Engineering Mathematics 13 — together 28 of 100, more than any single core subject. They are also the most predictable parts of the paper and the least dependent on how deep a particular examiner decides to go. Candidates who miss the cut-off almost never do so because of an exotic compiler-design question; they do so by leaving reliable aptitude and mathematics marks on the table.

Build the habit the marking scheme actually rewards

Because only MCQs carry negative marking, and MSQ and NAT questions carry none, a GATE CS attempt is a risk-management exercise as much as a knowledge test. Practise this explicitly:

• Attempt every NAT and MSQ question. A blank there is a strictly worse outcome than a considered guess, because the downside is identical.
• On MCQs, eliminate before you guess. Four-option blind guessing loses marks over a full paper; guessing after eliminating one or two options does not.
• In mock tests, track your MCQ accuracy separately from your overall accuracy. It is the number that decides whether negative marking is quietly costing you five to eight marks per paper.
• Do at least the final six to eight mocks in a 9:30 AM slot if your paper is likely to be in the forenoon session — sitting a three-hour technical paper at the time your body is used to matters more than most people expect.

Revise against subtopics, not subjects

"Revise operating systems" is not a plan. "Fix page-replacement numericals and semaphore-based synchronisation problems" is. After every mock, map each wrong answer to the specific subtopic it came from and revise that, rather than re-reading an entire subject because one question in it went wrong. This is precisely the loop the GATE CS syllabus tree is built to support.

Eligibility, fees and number of papers

The brochure sets a single academic bar: a candidate currently studying in the third or higher year of any undergraduate degree programme, or who has already completed a government-approved degree in Engineering, Technology, Architecture, Science, Commerce, Arts or Humanities, is eligible. There is no age limit and no cap on the number of attempts.

• Papers: you may appear in one or two test papers. A second paper must be chosen from the allowed two-paper combinations listed in the brochure — the combinations are not free-form.
• Score validity: a GATE 2027 score stays valid for 3 years from the date the results are announced.
• Mode: computer-based test, in English only, conducted at centres across 300+ cities in India. There are no international centres for GATE 2027.
• Two papers: the fee payable is exactly twice the single-paper fee.

Age limit

None

No cap on attempts either

Papers allowed

1 or 2

From the allowed combinations

Score validity

3 years

From the result date

Exam centres

300+ cities

India only, no overseas centres

Registration happens only through the GATE Online Application Processing System (GOAPS), reachable from the official website. Nothing is submitted on paper — IIT Madras explicitly asks candidates not to post printed application forms or documents.

Practising GATE CS previous year questions

Previous year questions are the only fully reliable signal of how CS is actually examined — how deep a topic goes, which standard results get reused, and how a two-mark question is built out of a one-mark idea. Solving a paper untimed and then reading the solution is revision. Solving it under a three-hour clock, then auditing every wrong answer against the topic it came from, is preparation.

Success Tracker keeps a topic-tagged GATE CS PYQ archive with worked solutions, so you can pull every past question on a single subtopic instead of hunting through whole papers. Start from the GATE CS PYQ archive or the full GATE CS syllabus tree.

Frequently asked questions

Who is conducting GATE CSE 2027?

IIT Madras is the Organizing Institute for GATE 2027. The exam is conducted jointly by IISc Bengaluru and the IITs on behalf of the National Coordination Board – GATE, Department of Higher Education, Ministry of Education, Government of India. The official website is gate2027.iitm.ac.in.

What is the GATE CSE 2027 exam date?

GATE 2027 is scheduled across 6, 7, 13, 14, 20 and 21 February 2027, in forenoon (9:30 AM to 12:30 PM) and afternoon (2:30 PM to 5:30 PM) sessions. The specific day and session for the CS paper is published by IIT Madras closer to the exam and has not been announced yet.

Has the GATE CSE syllabus changed for 2027?

Yes. IIT Madras revised the GATE syllabus for 2027, the first revision in five years, to align it with current academic and industry requirements. The revision applies across papers, so you should plan from the official CS syllabus PDF for 2027 rather than an older list.

Can third-year students apply for GATE CSE 2027?

Yes. A candidate currently studying in the third or higher year of any undergraduate degree programme, or who has already completed a government-approved degree, is eligible. There is no age limit and no restriction on the number of attempts.

Is there negative marking in GATE CSE 2027?

Negative marking applies only to Multiple Choice Questions: 1/3 mark is deducted for a wrong 1-mark MCQ and 2/3 mark for a wrong 2-mark MCQ. There is no negative marking for MSQ or NAT questions, and no partial credit for any question type.

How long is a GATE 2027 score valid?

A GATE 2027 score remains valid for three years from the date the results are announced. Results are scheduled for 19 March 2027.