GATE Syllabus 2027 covers subject-specific topics across 29 test papers, along with a common General Aptitude (GA) section mandatory for all papers. The exam is conducted jointly by the IITs and IISc on behalf of the National Coordination Board-GATE, Ministry of Education, Government of India. Students targeting GATE 2027 should note that the official notification and syllabus PDF are expected to be released in September 2026 on the official GATE portal — the syllabus presented here is based on the established GATE curriculum, which has been stable across recent exam cycles.
- GATE 2027 offers 29 test papers spanning engineering, technology, science, and humanities disciplines.
- All 29 papers include a General Aptitude (GA) section worth 15 marks — skipping GA preparation is a costly mistake.
- The subject-specific section carries 85 marks and is entirely discipline-dependent.
- The most popular papers by applicant volume are CS, EC, EE, ME, and CE.
- GATE 2027 exam is expected in February 2027; the official notification is expected in September 2026.
- The GATE syllabus is based on your undergraduate curriculum — standard UG textbooks are the primary preparation source.
- GATE score is valid for 3 years and is accepted for M.Tech/M.E./M.S. admissions at IITs, NITs, and IISc, as well as PSU recruitment.
Students preparing for GATE 2027 should begin now using the GATE 2026 syllabus, as the 2027 edition is expected to follow the same structure with no major changes.
| Download GATE 2027 Official Syllabus PDF (Expected Soon — 2027 link to be announced with official notification) |
GATE 2027 Syllabus PDF: Download Paper-wise PDFs
The official GATE 2027 syllabus PDF will be bundled inside the Information Brochure on the GATE 2027 official portal, which launches with the notification in September 2026. The links below reference the GATE 2026 official portal until the 2027 portal goes live. Students should download the relevant paper’s syllabus section from the brochure to build a topic checklist for preparation.
| Paper | GATE 2027 Syllabus PDF |
|---|---|
| General Aptitude (All Papers) | GATE General Aptitude Syllabus PDF (2027 PDF expected September 2026) |
| Computer Science and IT (CS) | GATE CS Syllabus PDF (2027 PDF expected September 2026) |
| Electronics and Communication (EC) | GATE EC Syllabus PDF (2027 PDF expected September 2026) |
| Electrical Engineering (EE) | GATE EE Syllabus PDF (2027 PDF expected September 2026) |
| Mechanical Engineering (ME) | GATE ME Syllabus PDF (2027 PDF expected September 2026) |
| Civil Engineering (CE) | GATE CE Syllabus PDF (2027 PDF expected September 2026) |
| Data Science and Artificial Intelligence (DA) | GATE DA Syllabus PDF (2027 PDF expected September 2026) |
| Instrumentation Engineering (IN) | GATE IN Syllabus PDF (2027 PDF expected September 2026) |
GATE Syllabus 2027: Overview
GATE 2027 is a national-level computer-based test conducted jointly by the IITs and IISc. It tests your depth of understanding in the undergraduate curriculum of your chosen discipline. The exam is the gateway for M.Tech/M.E./M.S. admissions at premier institutions and for engineering positions in top PSUs. Every GATE paper has two components: the subject-specific section (85 marks) and the General Aptitude section (15 marks).
| Feature | Details |
|---|---|
| Exam Full Name | Graduate Aptitude Test in Engineering (GATE) |
| Conducting Body | IITs and IISc jointly; organizing IIT for 2027 to be announced |
| Official Website | gate.iisc.ac.in (general portal; 2027 portal URL announced with notification) |
| Number of Test Papers | 29 |
| Syllabus Basis | Undergraduate curriculum of the respective engineering or science discipline |
| Common Section (All Papers) | General Aptitude — 15 marks, 10 questions |
| Subject-Specific Section | 85 marks, 55 questions |
| Total Marks | 100 |
| Mode of Exam | Computer-Based Test (CBT) |
| Duration | 3 hours (180 minutes) |
| Score Validity | 3 years from result declaration |
GATE Syllabus 2027: Important Dates
GATE 2027 dates are yet to be officially announced as of August 2026. The schedule below is based on historical GATE timelines and is provided for planning purposes. All dates below are tentative — verify them against the official GATE 2027 notification once it is released in September 2026.
| Event | Expected Date | Status |
|---|---|---|
| GATE 2027 Official Notification Release | September 2026 | Upcoming |
| Online Application Form Opens | September 2026 | Upcoming |
| Application Form Last Date | October 2026 | Upcoming |
| Application Correction Window | November 2026 | Upcoming |
| Admit Card Release | January 2027 | Upcoming |
| GATE 2027 Exam Dates | February 2027 (4 days across 2 weekends) | Upcoming |
| Answer Key Release | February 2027 | Upcoming |
| Result Declaration | March 2027 | Upcoming |
| Score Card Available for Download | March–April 2027 | Upcoming |
| CCMT / COAP Counselling (IITs) | April–May 2027 | Upcoming |
GATE 2027 General Aptitude Syllabus
General Aptitude is a mandatory section for all 29 GATE papers and carries 15 marks spread across 10 questions. You must not treat GA as an afterthought — 15 marks can separate adjacent rank bands and determine which institution or PSU shortlists you. The GA section tests four skill areas.
| GA Section | Topics Covered |
|---|---|
| Verbal Ability | Topics in Verbal Ability - Click Here English grammar, sentence completion, verbal analogies, word groups, reading comprehension, instructions and critical reasoning, verbal deduction, para-jumbles |
| Quantitative Aptitude | Topics in Quantitative Aptitude - Click Here Data interpretation, 2- and 3-dimensional figures, elementary statistics, mathematical and logical puzzles, numerical computation, numerical estimation, numerical reasoning, data analysis, elementary combinatorics and probability |
| Analytical Aptitude | Topics in Analytical Aptitude - Click Here Logic — deduction and induction, analogy, numerical relations and reasoning, logical connectives, syllogisms |
| Spatial Aptitude | Topics in Spatial Aptitude - Click Here Transformation of shapes: translation, rotation, scaling and mirroring; assembling and grouping; paper folding, cutting and patterns in 2 and 3 dimensions |
GA Section Weightage
| GA Sub-section | Questions | Marks | Approx. Weightage |
|---|---|---|---|
| Verbal Ability | 5 | 5–8 | ~50% |
| Quantitative Aptitude | 4 | 4–8 | ~35% |
| Spatial / Analytical Aptitude | 1 | 1–2 | ~15% |
| Total — GA | 10 | 15 | 15% of overall paper |
GATE 2027 Syllabus for Computer Science and Information Technology (CS)
GATE CS consistently attracts the highest number of applicants — over 1.8 lakh students annually. The CS paper covers 10 core subject areas plus Engineering Mathematics. Students from CS, IT, and ECE undergraduate programmes are eligible for the CS paper.
| Section | Topics |
|---|---|
| Engineering Mathematics | Engineering Mathematics Topics - Click Here Discrete Mathematics (propositional and first-order logic, sets, relations, functions, partial orders, lattices, groups, graphs — connectivity, matching, colouring), Linear Algebra (matrices, determinants, system of linear equations, eigenvalues and eigenvectors, LU decomposition), Calculus (limits, continuity, differentiability, maxima/minima, mean value theorem, integration, partial derivatives), Probability and Statistics (random variables, uniform, normal, exponential, Poisson and binomial distributions, Bayes’ theorem, conditional probability, mean, median, mode and standard deviation) |
| Digital Logic | Boolean algebra, combinational and sequential circuits, minimization using K-map, Number representations and computer arithmetic (fixed and floating point) |
| Computer Organization and Architecture | COA Topics - Click Here Machine instructions and addressing modes, ALU, data-path and control unit, instruction pipelining — pipeline hazards, memory hierarchy (cache, main memory, secondary storage), I/O interface (interrupt and DMA mode) |
| Programming and Data Structures | PDS Topics - Click Here Programming in C, Recursion, Arrays, Stacks, Queues, Linked lists, Trees, Binary search trees (search, insertion, deletion), Binary heaps, Graphs (representation and traversal) |
| Algorithms | Algorithms Topics - Click Here Searching, Sorting, Hashing, Asymptotic worst-case time and space complexity, Algorithm design techniques (greedy, dynamic programming, divide and conquer), Graph search (BFS, DFS), Shortest path algorithms (Dijkstra, Bellman-Ford), Minimum spanning trees (Prim, Kruskal), NP-completeness |
| 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 |
| Compiler Design | Lexical analysis, Parsing (top-down and bottom-up), Syntax-directed translation, Runtime environments, Intermediate and target code generation, Local optimisation |
| Operating System | OS Topics - Click Here Processes, Threads, Inter-process communication, Concurrency and synchronization (semaphores, monitors, condition variables), Deadlock (detection, avoidance, prevention), CPU and I/O scheduling, Memory management and virtual memory, File systems and I/O systems |
| Databases | ER-model, Relational model (relational algebra, tuple calculus), SQL, Integrity constraints, Normal forms, File organization, Indexing (B and B+ trees), Transactions and concurrency control |
| Computer Networks | Computer Networks Topics - Click Here Concept of layering (OSI and TCP/IP protocol stacks), LAN technologies (Ethernet), Flow and error control techniques (sliding window protocols), Routing protocols (spanning tree, distance vector, link state), Fragmentation and IP addressing, Congestion control, Transport layer (TCP/UDP and sockets), Application layer protocols (DNS, SMTP, POP, FTP, HTTP) |
GATE 2027 Syllabus for Electronics and Communication Engineering (EC)
The EC paper is the second most popular GATE paper, with around 80,000–90,000 applicants each year. It covers analog and digital electronics, signals, communications, and electromagnetics. Networks, Signals and Systems is a foundational section that supports several other EC topics — mastering it early pays dividends across the rest of the paper.
| Section | Topics |
|---|---|
| Engineering Mathematics | Linear Algebra, Calculus, Differential equations, Vector analysis, Complex analysis, Probability and Statistics, Numerical methods |
| Networks, Signals and Systems | NSS Topics - Click Here Network solution methods (KVL, KCL, node and mesh analysis), Network theorems (superposition, Thevenin, Norton, maximum power transfer), Two-port networks, Sinusoidal steady-state analysis, Resonance, Transient response, LTI systems (causality, stability, impulse response, convolution), Fourier series, Fourier transform, Laplace transform, Z-transform, sampling theorem |
| Electronic Devices | Energy bands in intrinsic and extrinsic silicon, Carrier transport (diffusion and drift), p-n junctions, BJT, MOSFET (NMOS, PMOS, CMOS), LED, Photodiode, Solar cell, JFET |
| Analog Circuits | Analog Circuits Topics - Click Here Small-signal equivalent circuits of diodes, BJTs and MOSFETs, Simple diode circuits (clipping, clamping, rectifiers), Single-stage BJT and MOSFET amplifiers, Op-amp circuits (inverting, non-inverting, difference, integrator, differentiator), Active and passive filters, Sinusoidal oscillators (phase-shift, Wien bridge), Power amplifiers |
| Digital Circuits | Boolean algebra, Combinational circuits (MUX, DEMUX, encoders, decoders, comparator), Sequential circuits (flip-flops, counters, shift registers), Synchronous and asynchronous design, ADC and DAC, Semiconductor memories |
| Control Systems | Transfer functions, Block diagram reduction, Signal flow graphs, Time-domain and frequency-domain analysis, Routh-Hurwitz criterion, Root locus, Bode plots, Nyquist criterion, Phase and gain margins, State-space representation |
| Communications | Communications Topics - Click Here Random processes — autocorrelation and power spectral density, Analog modulation (AM, FM, PM), Information theory — entropy, mutual information, channel capacity, Source coding, PCM, DM, DPCM, Digital modulation schemes (BPSK, QPSK, FSK, QAM), Matched filter, SNR and BER analysis, Fundamentals of TDMA, FDMA, CDMA |
| Electromagnetics | Maxwell’s equations in differential and integral forms, Boundary conditions, Wave propagation (plane waves, reflection and transmission), Transmission lines (standing waves, impedance matching, Smith chart), Rectangular and circular waveguides, Antennas (types, radiation pattern, gain, directivity) |
GATE 2027 Syllabus for Electrical Engineering (EE)
The EE paper is highly favoured by students targeting PSU positions in NTPC, PGCIL, IOCL, BHEL, and BSNL. Power Systems and Electrical Machines together carry approximately 25–28% of the EE paper — prioritising these two subjects early gives you a significant score advantage.
| Section | Topics |
|---|---|
| Engineering Mathematics | Linear Algebra, Calculus, Differential equations, Complex variables, Probability and Statistics, Numerical methods, Transform theory |
| Electric Circuits | Network solution methods, Network theorems, Transient response, Resonance, Two-port networks, Three-phase circuits, Power factor |
| Electromagnetic Fields | Coulomb’s law, Electric field intensity, Gauss’s law, Maxwell’s equations, Faraday’s law, Transmission lines, Boundary conditions |
| Signals and Systems | Representation of continuous and discrete-time signals, LTI systems, Fourier series and transform, Laplace transform, Z-transform, Sampling theorem, Signal reconstruction |
| Electrical Machines | Electrical Machines Topics - Click Here Single-phase transformer (equivalent circuit, regulation, efficiency), Three-phase transformers, Auto-transformers, DC machines (generators and motors — characteristics, speed control), Three-phase induction motors (equivalent circuit, torque-speed characteristics, starting and speed control), Synchronous generators and motors, Special machines (PMDC, stepper motors) |
| Power Systems | Power Systems Topics - Click Here Power generation concepts, AC and DC transmission, Models and performance of transmission lines, Cable performance, Insulation, Corona, Load flow analysis, Optimal power flow, Stability analysis, Symmetrical components, Fault analysis, Protective relaying principles, Circuit breakers, Earthing and distribution systems, Economics of power generation, HVDC transmission |
| Control Systems | Transfer functions, State-space analysis, Block diagram reduction, Routh-Hurwitz criterion, Root locus, Bode and Nyquist plots, Phase and gain margins, PID controller design |
| Electrical and Electronic Measurements | Bridges (Wheatstone, Kelvin, Maxwell), Potentiometers, Measurement of power, energy and power factor, Instrument transformers, Digital voltmeters, CRO, Signal analyzers, Q-meter, Error analysis |
| Analog and Digital Electronics | Op-amp circuits, BJT and MOSFET amplifiers, Oscillators, Boolean algebra, Combinational and sequential circuits, ADC and DAC, Semiconductor memories, Microprocessors |
| Power Electronics | Power Electronics Topics - Click Here Semiconductor power devices (diodes, thyristors, MOSFETs, IGBTs), Phase-controlled converters (single and three-phase), AC voltage controllers, DC-DC converters (Buck, Boost, Buck-Boost), Inverters (single and three-phase), Drives (DC and AC motor drives) |
GATE 2027 Syllabus for Mechanical Engineering (ME)
The ME paper covers four broad pillars: Engineering Mathematics, Applied Mechanics and Design, Fluid and Thermal Sciences, and Manufacturing Engineering. Fluid Mechanics, Thermodynamics, and Strength of Materials collectively account for roughly 35–40% of the ME paper and must be your top-priority areas.
| Section | Topics |
|---|---|
| Engineering Mathematics | Linear Algebra, Calculus (single and multivariable), ODE and PDE, Complex variables, Probability and Statistics, Numerical methods |
| Applied Mechanics and Design | Applied Mechanics Topics - Click Here Engineering Mechanics (equilibrium, friction, virtual work), Strength of Materials (stress and strain, bending, shear, deflection of beams, torsion, Euler’s column formula), Theory of Machines (kinematics of mechanisms, flywheel, governors, gyroscope, vibrations — free, forced and damped, gears and gear trains), Machine Design (failure theories, fatigue, bolted and welded joints, springs, bearings, brakes and clutches) |
| Fluid Mechanics and Thermal Sciences | Fluid and Thermal Topics - Click Here Fluid properties and statics, Bernoulli’s equation, Internal and external flows, Pipe flow (Darcy-Weisbach, minor losses), Dimensional analysis, Boundary layer, Thermodynamics laws and properties of pure substances, Rankine cycle, Brayton cycle, IC engines, Refrigeration cycles (vapour and gas refrigeration), Heat transfer (conduction, convection, radiation), Turbo-machinery (compressors, turbines) |
| Materials, Manufacturing and Industrial Engineering | Manufacturing and IE Topics - Click Here Engineering materials (metals, polymers, composites, ceramics), Metal casting, Metal forming (rolling, forging, extrusion, drawing), Metal joining (welding, brazing, soldering), Machining operations (turning, milling, drilling, grinding), Metrology (limits, fits, tolerances, gauges), Computer-integrated manufacturing (CAD/CAM, NC, CNC), Production planning and control (PERT, CPM), Inventory control, Operations research (LPP, transportation, assignment) |
GATE 2027 Syllabus for Civil Engineering (CE)
The CE paper covers six engineering sub-disciplines plus Engineering Mathematics. Structural Engineering — covering Structural Analysis, RCC Design, and Strength of Materials — is the heaviest section in CE and can determine your shortlisting for IIT and NIT M.Tech programmes.
| Section | Topics |
|---|---|
| Engineering Mathematics | Linear Algebra, Calculus, ODE and PDE, Probability and Statistics, Numerical methods (trapezoidal rule, Simpson’s rule, Newton-Raphson) |
| Structural Engineering | Structural Engineering Topics - Click Here Engineering Mechanics (statics, dynamics), Strength of Materials (bending stress, shear stress, deflection, torsion, columns and struts), Structural Analysis (indeterminate structures — moment distribution, slope deflection, three-moment theorem, influence lines, matrix methods), RCC Design (IS 456 — beams, slabs, columns, footings), Steel Design (IS 800 — tension members, compression members, beams, connections), Plastic analysis |
| Geotechnical Engineering | Soil classification and index properties, Permeability, Seepage, Compressibility and consolidation, Shear strength (Mohr-Coulomb criterion), Foundation design (shallow and deep), Slope stability, Earth pressure theories (Rankine, Coulomb) |
| Water Resources Engineering | Water Resources Topics - Click Here Fluid Mechanics (fluid properties, flow through pipes, open channel flow — uniform, gradually varied and rapidly varied), Hydrology (precipitation, evapotranspiration, infiltration, unit hydrograph, flood routing, groundwater flow), Irrigation design (duty and delta, canal design) |
| Environmental Engineering | Water quality (BOD, COD, DO), Water treatment, Sewage and wastewater treatment, Air pollution (sources, standards, control devices), Solid waste management, Noise pollution |
| Transportation Engineering | Highway planning and alignment, Geometric design, Flexible and rigid pavement design, Traffic engineering (volume studies, speed studies, PCU), Railways (track and alignment), Airports (runway length, taxiway design) |
| Geomatics Engineering | Chain surveying, Compass traversing, Levelling and contouring, Theodolite surveying, Tachyometry, Curves, Total station, Remote sensing basics, GIS concepts |
GATE 2027 Syllabus for Other Papers
Apart from the five major papers above, GATE 2027 offers 24 additional test papers. Each paper includes the mandatory GA section (15 marks) plus its own subject-specific syllabus (85 marks). You can appear for up to two GATE papers in the same year, provided the combination is listed as permissible in the official brochure.
| Paper Code | Paper Name | Key Subject Areas |
|---|---|---|
| AE | Aerospace Engineering | Flight Mechanics, Aerodynamics, Structures and Materials, Propulsion, Space Dynamics |
| AG | Agricultural Engineering | Farm Machinery, Soil and Water Conservation, Irrigation, Food Processing, Post-Harvest Engineering |
| AR | Architecture and Planning | Architecture, Construction and Management, Environmental Planning, Urban Design, Services and Infrastructure |
| BM | Biomedical Engineering | Biomedical Signals, Medical Imaging, Biomechanics, Biomaterials, Medical Instrumentation |
| BT | Biotechnology | Engineering Mathematics, General Biology, Microbiology, Biochemistry, Bioprocess Engineering, Plant Biology |
| CH | Chemical Engineering | Process Calculations, Thermodynamics, Fluid Mechanics, Heat Transfer, Mass Transfer, Chemical Reaction Engineering, Process Control, Plant Design |
| CY | Chemistry | Physical Chemistry, Organic Chemistry, Inorganic Chemistry |
| DA | Data Science and Artificial Intelligence | Probability and Statistics, Linear Algebra, Calculus, Programming in Python, Machine Learning, AI, Database Management, Data Structures and Algorithms |
| ES | Environmental Science and Engineering | Environmental Chemistry, Ecology, Air, Water and Soil Pollution Control, Waste Management, Environmental Impact Assessment |
| EY | Ecology and Evolution | Ecology, Evolution, Mathematics and Quantitative Ecology, Behavioural Ecology |
| GE | Geomatics Engineering | Surveying, Remote Sensing, Geographic Information Systems (GIS), Photogrammetry |
| GG | Geology and Geophysics | Structural Geology, Petrology, Stratigraphy, Mineral Resources, Seismology, Gravity and Magnetic Methods |
| IN | Instrumentation Engineering | Electrical Circuits, Signals and Systems, Control Systems, Analog Electronics, Digital Electronics, Measurements, Sensors, Communication and Optical Instrumentation |
| MA | Mathematics | Calculus, Linear Algebra, Real Analysis, Complex Analysis, ODE and PDE, Abstract Algebra, Functional Analysis, Numerical Analysis, Probability and Statistics |
| MN | Mining Engineering | Mine Development, Rock Mechanics, Mine Ventilation, Mineral Processing, Surface Mining, Underground Mining, Mine Safety and Legislation |
| MT | Metallurgical Engineering | Thermodynamics, Transport Phenomena, Mineral Processing, Extractive Metallurgy, Physical Metallurgy, Manufacturing and Joining |
| NM | Naval Architecture and Marine Engineering | Ship Geometry, Stability, Resistance, Propulsion, Marine Machinery, Ship Structural Design |
| PE | Petroleum Engineering | Petroleum Exploration, Oil and Gas Well Drilling, Reservoir Engineering, Petroleum Production, Formation Evaluation |
| PH | Physics | Classical Mechanics, Quantum Mechanics, Thermodynamics and Statistical Physics, Electromagnetism, Nuclear and Particle Physics, Solid State Physics, Atomic and Molecular Physics |
| PI | Production and Industrial Engineering | Engineering Mathematics, General Engineering, Manufacturing Processes, Quality and Reliability, Industrial Engineering, Operations Research |
| ST | Statistics | Probability, Stochastic Processes, Statistical Inference, Regression Analysis, Multivariate Analysis, Design of Experiments, Sample Surveys |
| TF | Textile Engineering and Fibre Science | Textile Fibres, Yarn Manufacture, Fabric Manufacture, Chemical Processing of Textiles, Textile Testing |
| XE | Engineering Sciences (Interdisciplinary) | Engineering Mathematics (mandatory Section A) + any 2 optional sections: Fluid Mechanics, Materials Science, Solid Mechanics, Thermodynamics, Polymer Science and Engineering, Food Technology, Atmospheric and Oceanic Sciences |
| XH | Humanities and Social Sciences | Reasoning and Comprehension (mandatory Section B1) + any 1 optional section: Economics, English, Linguistics, Philosophy, Psychology, Sociology |
| XL | Life Sciences (Interdisciplinary) | Chemistry (mandatory Section P) + any 2 optional sections: Biochemistry, Botany, Microbiology, Zoology, Food Technology |
GATE 2027 Topic-wise Weightage
The weightage data below is derived from GATE previous year papers (2021–2026). Engineering Mathematics carries 13–15% weightage in most papers — students who skip this section lose a significant number of accessible marks.
GATE CS — Topic-wise Weightage (2021–2026 Trends)
| Topic | Approx. Weightage (%) | High-Priority Chapters |
|---|---|---|
| Algorithms and Data Structures | 15–18% | Sorting, Graph algorithms, Dynamic Programming, Trees |
| Engineering Mathematics | 13–15% | Discrete Math, Linear Algebra, Probability |
| Operating Systems | 12–14% | CPU Scheduling, Memory Management, Deadlock |
| Computer Organization and Architecture | 10–12% | Pipelining, Cache Memory, I/O |
| Theory of Computation | 10–12% | Finite Automata, Context-Free Grammars, Turing Machines |
| Computer Networks | 9–11% | TCP/IP stack, Routing, Data Link Layer, IP Addressing |
| Databases | 8–10% | SQL, Normalization, Transactions, B+ Trees |
| Digital Logic | 6–8% | Boolean Minimization, Sequential Circuits, Number Representation |
| Compiler Design | 5–7% | Parsing (LL, LR), Lexical Analysis, Code Generation |
GATE EE — Topic-wise Weightage (2021–2026 Trends)
| Topic | Approx. Weightage (%) | High-Priority Chapters |
|---|---|---|
| Power Systems | 13–15% | Load Flow, Fault Analysis, Protection, HVDC |
| Electrical Machines | 12–14% | Transformers, Induction Motors, Synchronous Machines |
| Engineering Mathematics | 13–15% | Complex Variables, Transforms, Probability |
| Control Systems | 10–12% | Bode Plot, Root Locus, Routh-Hurwitz, State Space |
| Electric Circuits | 9–11% | Network Theorems, Transient Analysis, Two-port Networks |
| Power Electronics | 8–10% | Converters, Inverters, Thyristor circuits |
| Signals and Systems | 6–8% | Fourier and Laplace Transforms, LTI Systems |
| Analog and Digital Electronics | 6–8% | Op-amp, ADC/DAC, Sequential Circuits |
| Measurements and Electromagnetics | 8–10% | Bridges, CRO, Maxwell’s Equations, Transmission Lines |
GATE 2027 Exam Pattern
GATE 2027 is a 3-hour computer-based test with 65 questions totalling 100 marks. Understanding the three question types — MCQ, MSQ, and NAT — and their marking schemes is essential for your exam strategy, especially knowing when to attempt and when to skip.
| Feature | Details |
|---|---|
| Mode of Exam | Computer-Based Test (CBT) |
| Duration | 3 hours (180 minutes) |
| Total Questions | 65 |
| Total Marks | 100 |
| General Aptitude Questions / Marks | 10 questions / 15 marks |
| Subject-specific Questions / Marks | 55 questions / 85 marks |
| Question Types | MCQ (Multiple Choice Questions), MSQ (Multiple Select Questions), NAT (Numerical Answer Type) |
| Negative Marking — MCQ 1-mark | –1/3 mark for each wrong answer |
| Negative Marking — MCQ 2-mark | –2/3 mark for each wrong answer |
| Negative Marking — MSQ and NAT | No negative marking |
| Medium of Exam | English only |
Always attempt all NAT and MSQ questions — they carry no negative marks, so even a reasoned attempt has positive expected value. Apply negative-marking discipline only to MCQs where you are not confident.
GATE Syllabus 2027 vs 2026
The GATE syllabus has remained stable for most papers over the past four years. No official revision to the GATE 2027 syllabus has been announced as of August 2026. Until the official GATE 2027 notification is released (expected September 2026), prepare using the GATE 2026 syllabus — it is the most current verified reference.
| Paper | GATE 2026 Syllabus Status | Expected GATE 2027 Status |
|---|---|---|
| CS (Computer Science) | Unchanged from 2025 | Expected stable — official confirmation pending September 2026 |
| EC (Electronics and Communication) | Unchanged from 2025 | Expected stable — official confirmation pending September 2026 |
| EE (Electrical Engineering) | Unchanged from 2025 | Expected stable — official confirmation pending September 2026 |
| ME (Mechanical Engineering) | Unchanged from 2025 | Expected stable — official confirmation pending September 2026 |
| CE (Civil Engineering) | Unchanged from 2025 | Expected stable — official confirmation pending September 2026 |
| DA (Data Science and AI) | Paper introduced in 2021; minor scope refinements in 2024 | May see minor updates — verify against 2027 brochure when released |
| General Aptitude (All Papers) | Unchanged from 2025 | Expected stable — official confirmation pending September 2026 |
Best Books for GATE 2027
Choosing the right books is one of the highest-leverage decisions in your GATE preparation. Use one authoritative standard textbook per subject for conceptual depth, and supplement with GATE-specific practice books for exam-oriented problem-solving — do not spread across multiple textbooks for the same subject.
| Paper / Subject | Book Name | Author / Publisher | Why This Book |
|---|---|---|---|
| CS — Algorithms | Introduction to Algorithms (CLRS) | Cormen, Leiserson, Rivest, Stein / MIT Press | Gold standard for algorithms; covers every GATE Algorithms topic with proofs and pseudocode |
| CS — Operating Systems | Operating System Concepts (Dinosaur Book) | Silberschatz, Galvin, Gagne / Wiley | Most GATE OS questions trace directly to chapters in this book |
| CS — Computer Networks | Computer Networks | Andrew Tanenbaum / Pearson | Covers all GATE networking layers with clarity; used by top GATE scorers |
| CS — Theory of Computation | Introduction to Automata Theory, Languages and Computation | Hopcroft, Motwani, Ullman / Pearson | Standard reference for TOC; essential for automata and computability questions |
| EE / EC — Control Systems | Control Systems Engineering | Nagrath and Gopal / New Age International | Best book for GATE control systems; covers time domain, frequency domain, and state space |
| EC — Electronic Devices | Electronic Devices and Circuit Theory | Boylestad and Nashelsky / Pearson | Fundamental device concepts with solved examples; aligned with GATE EC syllabus |
| EE — Power Systems | Elements of Power Systems | J.B. Gupta / S.K. Kataria and Sons | Comprehensive coverage of transmission, protection, and load flow for GATE EE |
| EE — Electrical Machines | Electrical Machines | Nagrath and Kothari / McGraw Hill | Most widely recommended book for GATE EE Machines; covers DC, AC, and special machines |
| ME — Thermodynamics | Engineering Thermodynamics | P.K. Nag / McGraw Hill | Best thermodynamics textbook for GATE ME; detailed derivations and solved problems |
| ME — Fluid Mechanics | Fluid Mechanics and Machinery | Modi and Seth / Standard Book House | Covers pipe flow, open channel, and turbo-machinery clearly for GATE ME |
| CE — Structural Analysis | Structural Analysis | S.S. Bhavikatti / Vikas Publishing | Covers determinacy, indeterminate structures, and influence lines within GATE CE scope |
| All Papers — GATE Practice | GATE Previous Year Solved Papers (Paper-wise) | Made Easy / GK Publications | 30+ years of solved GATE papers; essential for pattern understanding and timed practice |
| All Papers — General Aptitude | Quantitative Aptitude for Competitive Examinations | R.S. Aggarwal / S. Chand | Best for GATE GA quant portion; covers all arithmetic and data interpretation topics |
How to Download GATE 2027 Syllabus PDF
Once the GATE 2027 official notification is released (expected September 2026), the syllabus PDF will be embedded in the GATE 2027 Information Brochure. Follow these steps to download your paper’s syllabus.
- Visit the official GATE 2027 portal (URL announced with notification; check gate.iisc.ac.in for the redirect link).
- Click on the "Information Brochure" or "Syllabus" link on the homepage.
- The GATE 2027 Information Brochure PDF will open in a new browser tab.
- Use Ctrl + F (Windows) or Cmd + F (Mac) to search for your paper code (e.g. "CS", "EC", "ME") inside the brochure.
- Navigate to the section titled "Syllabus for [Paper Code]" to view all topics for your paper.
- Press Ctrl + S (Windows) or Cmd + S (Mac) to save the full brochure PDF to your device.
Note: The GATE 2027 official portal and syllabus PDF are not yet available as of August 2026. The notification is expected in September 2026. Until then, use the GATE 2026 Information Brochure at gate2026.iitr.ac.in as your syllabus reference — the content is expected to be identical or near-identical for most papers.
GATE 2027 Preparation Tips
With GATE 2027 expected in February 2027, students starting in August 2026 have approximately 6 months — enough time for a strong score if used efficiently. A topic-prioritised, previous-year-anchored strategy consistently outperforms generic chapter-by-chapter study plans for GATE.
General Aptitude Preparation
- Dedicate 30–45 minutes daily to GA in the final 3–4 months — do not front-load GA too early.
- Solve GATE GA sections from the past 10 years first to understand exact question types.
- Focus on quantitative topics — percentages, averages, ratios, and data interpretation — for quick, reliable marks.
- Practice para-completion and reading comprehension weekly to build verbal ability without rote memorisation.
Engineering Mathematics
- Engineering Mathematics appears in nearly every GATE paper and carries 13–15% — treat it as a high-priority subject from day one.
- Focus first on Linear Algebra, Probability, and Differential Equations — these appear across CS, EC, EE, and ME papers.
- Practice numerical computation problems daily to build speed for NAT-type questions in this section.
- Use GATE previous year papers to identify which sub-topics appear repeatedly — avoid spending preparation time on low-frequency areas.
Subject-Specific Strategy
- Build each concept from the standard textbook first — do not jump to shortcut notes before you understand the underlying derivation.
- Cover topics in descending order of weightage (see the weightage table above) to front-load high-value preparation.
- Solve at least 15 years of GATE previous year papers for your chosen paper — this is non-negotiable for a high score.
- Begin full-length mock tests from November 2026 onwards and take at least one mock per week in the final 10 weeks.
- Enrol in a reputed GATE test series — Made Easy, ACE Academy, or GATE official mock tests — for benchmarked performance data.
Revision and Mock Test Strategy
- Maintain short, handwritten notes for each subject and revise them in weekly cycles during the last 2 months.
- In the final 4 weeks, attempt only previous year papers and mock tests — do not study new topics at this stage.
- Categorise errors from each mock test into three types: conceptual gap, silly mistake, or time-pressure error — each needs a different corrective action.
- For NAT questions, practise mental approximation to reduce dependence on repeated calculator use during the exam.
GATE Syllabus 2027 FAQs
Ques. Is the GATE 2027 syllabus the same as GATE 2026?
Ans. The GATE 2027 official notification has not been released yet as of August 2026. Based on historical patterns, the GATE syllabus remains stable across most papers year to year. Students should prepare using the GATE 2026 syllabus until the official GATE 2027 Information Brochure is published in September 2026.
Ques. Which GATE paper has the highest number of applicants?
Ans. GATE CS (Computer Science and Information Technology) consistently attracts the largest applicant pool — over 1.8 lakh students per year. EC (Electronics and Communication) and EE (Electrical Engineering) are the second and third most popular papers respectively.
Ques. Is Engineering Mathematics part of all GATE papers?
Ans. Engineering Mathematics is a dedicated section in most GATE papers — CS, EC, EE, ME, CE, IN, and CH — and typically carries 13–15% of total marks. Pure science papers such as Mathematics (MA), Physics (PH), and Chemistry (CY) do not have a separate Engineering Mathematics section but are inherently mathematics-intensive by discipline.
Ques. Where can I download the GATE 2027 official syllabus PDF?
Ans. The GATE 2027 syllabus PDF will be available inside the official Information Brochure on the GATE 2027 portal. The portal URL is announced with the official notification, expected in September 2026. You can check gate.iisc.ac.in for the redirect link once the notification is published. Until then, the GATE 2026 brochure at gate2026.iitr.ac.in is the most current official reference.
Ques. Can I appear for two GATE papers in the same year?
Ans. Yes. GATE allows students to appear for up to two papers in the same exam cycle. However, only specific two-paper combinations are permitted. You must check the official GATE 2027 Information Brochure for the list of allowed paper combinations — not all pairs are valid.
Ques. Which topics carry the highest weightage in GATE CS?
Ans. Based on GATE CS papers from 2021 to 2026, Algorithms and Data Structures (15–18%), Operating Systems (12–14%), and Computer Organization and Architecture (10–12%) are the highest-weightage topics. Engineering Mathematics also contributes 13–15%, making it equally critical for your preparation.
Ques. Has the GATE 2027 syllabus been officially revised?
Ans. No official syllabus revision for GATE 2027 has been announced as of August 2026. The official GATE 2027 notification is expected in September 2026. If any changes are made, they will be reflected in the GATE 2027 Information Brochure at that time. Students should monitor the official GATE portal for updates.
Ques. What is the General Aptitude (GA) section in GATE and how important is it?
Ans. The General Aptitude section is mandatory for all 29 GATE papers and carries 15 marks across 10 questions, covering Verbal Ability, Quantitative Aptitude, Analytical Aptitude, and Spatial Aptitude. In competitive score ranges where 1–2 marks can shift your rank by thousands of positions, GA is a reliable source of high-confidence marks that you must not underestimate.
Ques. Is there negative marking in GATE 2027?
Ans. Yes, but only for MCQ-type questions. A wrong 1-mark MCQ deducts 1/3 mark, and a wrong 2-mark MCQ deducts 2/3 mark. MSQ (Multiple Select Questions) and NAT (Numerical Answer Type) questions carry no negative marking. Always attempt all NAT and MSQ questions — even a reasoned attempt on these carries positive expected value.
Ques. What books should I follow for GATE Mechanical Engineering preparation?
Ans. For GATE ME, use P.K. Nag’s Engineering Thermodynamics for Thermal Sciences, Modi and Seth’s Fluid Mechanics and Machinery for Fluid Mechanics, R.K. Bansal’s Strength of Materials for Applied Mechanics, and R.K. Rajput’s Manufacturing Engineering for the Manufacturing section. Supplement all subjects with GATE ME previous year solved papers from Made Easy or GK Publications.
Ques. How many months of preparation is sufficient for GATE 2027?
Ans. Most GATE toppers recommend 6–12 months of structured preparation. Students starting in August 2026 have approximately 6 months before the February 2027 exam. Cover high-weightage subjects in the first 3 months, shift to problem-solving and previous year papers in months 4 and 5, and use the final month exclusively for mock tests and revision. Six months is sufficient for a competitive rank with disciplined daily study.
Ques. Can I use my GATE 2027 score for PSU recruitment?
Ans. Yes. GATE score is accepted for direct recruitment by leading PSUs including ONGC, BHEL, NTPC, IOCL, PGCIL, GAIL, and BSNL. The GATE score is valid for 3 years, so a GATE 2027 score can be used for PSU recruitment drives through 2030. Each PSU sets its own GATE score cutoff and conducts its own selection process (GD/PI or merit-based shortlisting).
*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.
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