GATE Syllabus 2023

General Aptitude Syllabus (Common for all papers)

Verbal Ability

Numerical Ability

Biomedical Engineering Syllabus

Engineering Mathematics

Electrical Circuits

Analog and Digital Electronics

Signals and Systems

Measurement and Digital Electronics

Sensors and Bioinstrumentations

Medical Imaging System

Biomaterials

Human Anatomy and Physiology

Biomechanics

Aerospace Engineering Syllabus

Fourier Series

Laplace Transforms

Numerical methods for linear and nonlinear algebraic equations

Numerical integration and differentiation.

Dynamic stability

Euler angle

Equations of motion

Aerodynamic forces and moments, stability & control derivatives

Decoupling of longitudinal and lateral-directional dynamics

Longitudinal modes; lateral-directional modes.

Orbit transfer

In-plane and out-of-plane

Elementary ideas of viscous flows including boundary layers

Wind Tunnel Testing

Measurement and visualization techniques

Vibration of beams

Theory of elasticity

Equilibrium and compatibility equations

Airy's stress function

Agriculture Engineering Syllabus

Engineering Mathematics

Farm Machinery

Farm Power

Soil and Water Conservation Engineering

Irrigation and Drainage Engineering

Agricultural Processing Engineering

Dairy and Food Engineering

Architecture & Planning Syllabus

Architecture and Design

Building Materials, Construction, and Management

Building and Structures

Environmental Planning and Design

Urban Design

Urban Planning and Housing

Planning Techniques and Management

Services, Infrastructure, and Transportation

Biotechnology Syllabus

Engineering Mathematics

General Biotechnology

Recombinant DNA Technology

Plant and Animal Biotechnology

Bioprocess Engineering and Process Biotechnology

Civil Engineering Syllabus

Engineering Mathematics

Structural Engineering

Geotechnical Engineering

Water Resources Engineering

Environmental Engineering

Transportation Engineering

Geomatics Engineering

Chemical Engineering Syllabus

Engineering Mathematics

Process Calculations and Thermodynamics

Fluid Mechanics and Mechanical Operations

Heat Transfer

Mass Transfer

Chemical Reaction Engineering

Instrumentation and Process Control

Plant Design and Economics

Chemical Technology

Computer Science and Information Technology Syllabus

Engineering Mathematics

Digital Logic

Computer Organization and Architecture

Programming and Data Structures

Algorithms

Theory of Computation

Compiler Design

Operating System

Databases

Computer Networks

Chemistry Syllabus

Physical Chemistry

Organic Chemistry

Inorganic Chemistry

Electronics and Communication Engineering Syllabus

Engineering Mathematics

Networks, Signals, and Systems

Electronic Devices

Analog Circuits

Digital Circuits

Control System

Communication

Electromagnetics

Electrical Engineering Syllabus

Engineering Mathematics

Electrical Circuits

Electromagnetic Fields

Signals and Systems

Electrical Machines

Power Systems

Control Systems

Electrical and Electronic Measurements

Analog and Digital Electronics

Power Electronics

Environmental Science & Engineering (New)

Environmental Management and Sustainable Development

Environmental Chemistry

Environmental Microbiology

Water Resources and Environmental Hydraulics

Water & Wastewater Treatment and Management

Air and Noise Pollution

Solid and Hazardous Waste Management

Global and Regional Environmental Issues

Ecology and Evolution Syllabus

Ecology

Evolution

Mathematics and Quantitative Ecology

Behavioural Ecology

Geology And Geophysics Syllabus

Geology

Geophysics

Instrumentation Engineering Syllabus

Engineering Mathematics

Control Systems

Electrical Circuits

Analog and Digital Electronics

Signals and Systems

Measurements

Sensors and Industrial Instrumentation

Communication and Optical Instrumentation

Mathematics Syllabus

Calculus

Linear Algebra

Rear Analysis

Complex Analysis

Ordinary Differential Equations

Algebra

Functional Analysis

Numerical Analysis

Partial Differential Equations

Topology

Linear Programming

Mechanical Engineering Syllabus

Engineering Mathematics

Applied Mechanics and Design

Fluid Mechanics and Thermal Science

Material, Manufacturing and Industrial Engineering

Mining Engineering Syllabus

Engineering Mathematics

Mine Development Surveying

Geomechanics and Ground Control

Mining Methods and Machinery

Surface Environment, Mine Ventilation, and Underground Hazards

Mine Economics, Mine Planning, System Engineering

Metallurgical Engineering Syllabus

Engineering Mathematics

Thermodynamics and Rate Process

Extractive Metallurgy

Physical Metallurgy

Mechanical Metallurgy

Manufacturing Process

Physics Syllabus

Mathematical Physics

Classical Mechanics

Electromagnetic Theory

Quantum Mechanics

Thermodynamics and Statistical Physics

Atomic and Molecular Physics

Solid State Physics and Electronics

Nuclear and Particle Physics

Production and Industrial Engineering Syllabus

Engineering Mathematics

General Engineering

Manufacturing Processes

Quality and Reliability

Industrial Engineering

Operation Research an Operational Management

Textile Engineering Syllabus

Engineering Mathematics

Textile Engineering and Fibre Science

XE-A (Engineering Mathematics Syllabus)

Linear Algebra

Calculus

Vector Calculus

Ordinary Differential Equations

Partial Differential Equations

Complex variables

Probability and Statistics

Numerical Methods

XE-B (Fluid Mechanism Syllabus)

Flow and Fluid Properties

Kinematics

Integral analysis

Differential Analysis

Inviscid flows

Dimensional analysis

Internal flows

Prandtl boundary layer equations

XE-C (Material Sciences Syllabus)

Processing of Materials

Characterization Techniques:

Structure and Imperfections

Thermodynamics and Kinetics

Properties of Materials

Material types

Environmental Degradation

Elements of Quantum Mechanics and Mathematics

XE-E (Thermodynamics Syllabus)

Basic Concepts

Law of Thermodynamics

Thermodynamics Cycle

Thermodynamics Relations

Ideal Gas Mixtures

XE-F (Polymer Science and Engineering Syllabus)

Chemistry of high polymers

Polymer Characterization

Synthesis and properties

Polymer blends and composites

Polymer Technology

Polymer rheology

Polymer processing

Polymer testing

XE-G (Food Technology Syllabus)

Food Chemistry and Nutrition

Food Microbiology

Food Products Technology

Food Engineering

XL-P (Chemistry Syllabus)

Atomic Structure and Periodicity

Structure and Bonding

s, p and d Block Elements

Chemical Equilibria

Electrochemistry

Reaction Kinetics

Thermodynamics

Structure-Reactivity Correlations and Organic Reaction Mechanisms

XL-R (Botany Syllabus)

Plant Systematics

Plant Anatomy

Morphogenesis & Development

Physiology and Biochemistry

Genetics

Plant Breeding and Genetic Modification

Economic Botany

Plant Pathology

Ecology and Environment

–

XL-S (Microbiology Syllabus)

Historical Perspective

Methods in Microbiology

Microbial Taxonomy and Diversity

Prokaryotic and Eukaryotic Cells: Structure and Function

Microbial Growth

Control of Micro-organisms

Microbial Metabolism

Microbial Diseases and Host-Pathogen Interaction

Chemotherapy/Antibiotics

Microbial Genetics

Microbial Ecology

XL-T (Zoology Syllabus)

Animal world

Genetics

Evolution

Biochemistry and Molecular Biology

Cell Biology

Gene expression in Eukaryotes

Animal Anatomy and Physiology

Parasitology and Immunology

Development Biology

Ecology

Animal Behaviour

XH-B1 (Reasoning and Comprehension) (New)

Reading Comprehension

Expression

Analytical reasoning

Logical reasoning

XH-C1 (Economics) (New)

Statistics, Econometrics and Mathematical Economics

Microeconomics

Macroeconomics

International Economics

Public Economics

Development Economics

Indian Economy

–

XH-C3 (Linguistics) (New)

Areal Typology, Universals, Cross-linguistic Features

Language and Linguistics

Levels of Grammar and Grammatical Analysis

Historical Linguistics

Sociolinguistics

Methods of analysis

Applied Linguistics

–

XH-C4 (Philosophy) (New)

Classical Indian Philosophy

Contemporary Indian Philosophy

Classical and Modern Western Philosophy

Contemporary Western Philosophy

XH-C5 (Psychology) (New)

Perception, Learning, Memory, and Forgetting

Cognition: Thinking, Intelligence, and Language

Research Methods and Statistics

Psychometrics

The biological and evolutionary basis of behaviour

Personality

Applications of Psychology

Motivation, Emotion, and Stress and Coping

Social psychology

Development across the life span

XH-C6 (Sociology) (New)

Family, Marriage, and Kinship

Sociological Theory

Research Methodology and Methods

Sociological Concepts

Agrarian Sociology and Rural Transformation

Indian Society / Sociology of India

Social Movements

Sociology of Development

Paper Code

Marks Distribution

Distribution of Questions in all Papers except AR, CY, EY, GG, MA, PH, XH and XL

General Aptitude (GA) – 15,
Engineering Mathematics -13, and
The subject of the Paper – 72

Distribution of Questions in AR, CY, EY, GG, MA, PH, XH, and XL

General Aptitude (GA)- 15 and
The subject of the Paper- 85

GATE Paper Codes 

General Aptitude (GA) Marks

Subject Marks 

Total Marks

Total Time

(Minutes)

AE, AG, BT, CE, CH, CS, CY, EC, EE, ES, EY, IN, MA, ME, MN, MT, PE, PH, PI, TF, ST, and BM

15

85

100

180

GG [Part A + Part B (Section 1 Geology or Section 2 Geophysics)]

15

25 + 60

100

180 

AR [Part A + Part B (Section 1 Architecture or Section 2 Planning)]

15

25 + 60

100

180 

XE (Section A + Any Two Sections)

15

15 + (2 x 35)

100

180 

XH (Section B1 + Any One Section)

15

25 +( 1 x 60)

100

180 

XL (Section P + Any Two Sections)

15

25 + (2 x 30)

100

180 

GATE Paper

Engineering Mathematics Important Topics

Aerospace Engineering (AE)

Linear Algebra, Calculus, Differential Equations

Agricultural Engineering (AG)

Linear Algebra, Calculus, Differential Equations, Vector Calculus, Probability, and Statistics, Numerical Methods

Biomedical Engineering (BM)

Linear Algebra, Calculus, Differential Equations, Analysis of complex variables, Probability, and Statistics, Numerical Methods

Biotechnology (BT)

Linear Algebra, Calculus, Differential Equations, Probability, and Statistics, Numerical Methods

Civil Engineering (CE)

Linear Algebra, Calculus, Ordinary Differential Equations (ODE), Partial Differential Equations (PDE), Probability and Statistics, Numerical Methods

Chemical Engineering (CH)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Complex Variables

Computer Science and Information Technology (CS)

Linear Algebra, Calculus, Probability, and Statistics, Discrete Mathematics

Electronics and Communication (EC)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Vector Analysis, Complex Analysis

Electrical Engineering (EE)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Complex Variables

Environmental Science and Engineering (ES)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics

Instrumentation Engineering (IN)

Linear Algebra, Calculus, Differential Equations, Analysis of Complex Variables, Probability and Statistics, Numerical Methods

Mechanical Engineering (ME)

Linear Algebra, Calculus, Differential Equations, Complex Variables, Probability and Statistics, Numerical Methods

Mining Engineering (MN)

Linear Algebra, Calculus, Differential Equations, Vector Calculus, Probability and Statistics, Numerical Methods

Metallurgical Engineering (MT)

Linear Algebra, Calculus, Differential Equations, Vector Calculus, Probability and Statistics, Numerical Methods

Petroleum Engineering (PE)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Complex Variables

Production and Industrial Engineering (PI)

Linear Algebra, Calculus, Differential Equations, Complex Variables, Probability and Statistics, Numerical Methods

Textile Engineering and Fiber Science (TF)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods

Engineering Sciences (XE)

Linear Algebra, Calculus, Ordinary Differential Equations (ODE), Partial Differential Equations (PDE), Probability and Statistics, Numerical Methods, Vector Calculus, Complex Variables

Topic

Sub-Topics

Discrete Mathematics

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

Digital Logic

Boolean algebra. Combinational and sequential circuits. Minimization. Number representations and computer arithmetic (fixed and floating-point)

Computer Organization and Architecture

Machine instructions and addressing modes. ALU, data‐path and control unit. Instruction pipelining, pipeline hazards. Memory hierarchy: cache, main memory and secondary storage; I/O interface (interrupt and DMA mode)

Programming and Data Structures

Programming in C. Recursion. Arrays, stacks, queues, linked lists, trees, binary search trees, binary heaps, graphs

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

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, syntax-directed translation. Runtime environments. Intermediate code generation. Local optimization, Data flow analyses: constant propagation, liveness analysis, common subexpression elimination

Operating System

System calls, processes, threads, inter‐process communication, concurrency and synchronization. Deadlock. CPU and I/O scheduling. Memory management and virtual memory. File systems

Databases

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

Computer Networks

Concept of layering: OSI and TCP/IP Protocol Stacks; Basics of packet, circuit and virtual circuit-switching; Data link layer: framing, error detection, Medium Access Control, Ethernet bridging; Routing protocols: shortest path, flooding, distance vector and link-state routing; Fragmentation and IP addressing, IPv4, CIDR notation, Basics of IP support protocols (ARP, DHCP, ICMP), Network Address Translation (NAT); Transport layer: flow control and congestion control, UDP, TCP, sockets; Application layer protocols: DNS, SMTP, HTTP, FTP, Email

Topics

Year-wise Weightage of Important Topics (Marks)

GATE 2023 
(Expected)

GATE 2021

GATE 2020

GATE 2019

GATE 2018

GATE 2017

GATE 2016

General Aptitude

15

15

15

15

15

15

15

Engineering Mathematics

13

6

5

6

7

8

10

Discrete Mathematics

11

10

7

12

7

4

Digital Logic

6

5

4

9

4

5

5

Computer Organization and Architecture

8

6

11

3

11

9

7

Programming and Data Structures

15

8

12

12

10

14

11

Algorithms

7

12

6

7

7

6

11

Theory of Computation

6

8

9

7

7

9

9

Compiler Design

4

8

4

6

6

4

4

Operating System

9

5

10

10

10

10

10

Databases

7

8

8

8

4

6

5

Computer Networks

10

8

6

10

7

7

9