GATE Syllabus 2021 (EE, CSE, ME, CE) - Released Officially
GATE 2021 Syllabus - Indian Institute of Technology (IIT) Bombay has released the official GATE syllabus for all subjects. The syllabus of GATE 2021 has been revised and candidates can check here new syllabus of all the 27 papers. GATE syllabus 2021 comprises the topics from where the questions will be asked in the entrance examination. GATE 2021 will have two new subjects - Environmental Science and Engineering (ES) and Humanities and Social Science (XH). It is important for all the GATE 2021 applicants to know the GATE exam syllabus before they start preparing for the entrance exam. With the help of GATE Syllabus 2021, candidates will be able to plan their studies and focus on topics that will require more time and concepts. Along with the GATE Mathematics syllabus, and such for other subjects, candidates are advised to also check the exam pattern to know about the nature of the questions. GATE is conducted every year for admission into M.E./M.Tech/PhD at the IITs, NITs, IIITs and CFTIs or recruitment in PSUs. Read the complete article to know more about GATE syllabus 2021.
Important: Students can check GATE 2021 exam analysis and GATE answer key 2021 after exam.
Latest: Candidates can download the GATE question papers and expected GATE exam cut off to get a detailed performance review.GATE 2021 Syllabus
Latest Updates for GATE
- 2 days ago:
GATE Official Answer Key 2021 released by IIT Bombay on February 26. Download now!

The GATE 2021 syllabus for all the 27 subjects including GATE CSE Syllabus has been released. The subjects names for GATE 2021 exam are also provided below against each GATE syllabus pdf. Candidates wondering on 'what is the syllabus for GATE' can find subject-wise engineering GATE exam syllabus for the previous year in the table given below.
GATE Syllabus 2021- Subject Wise
S.No. | Papers | Download Syllabus |
General Aptitude (GA) - Compulsory paper (Common Section in all Paper) | ||
1 | ||
2 | ||
3 | ||
4 | ||
5 | ||
6 | ||
7 | Computer Science (CS) and Information Technology (IT) | |
8 | Chemistry (CY) | |
9 | ||
10 | ||
11 | Ecology and Evolution (EY) | |
12 | Geology and Geophysics (GG) | |
13 | ||
14 | Mathematics (MA) | |
15 | ||
16 | ||
17 | ||
18 | ||
19 | Physics (PH) | |
20 | ||
21 | ||
22 | Statistics | |
23 | Biomedical Engineering (BM) | |
24 | Engineering Sciences Syllabus (XE) - Any 2 optional sections | |
Engineering Mathematics (XE A) - Compulsory section | ||
Fluid Mechanics (XE B) | ||
Solid Mechanics (XE D) | ||
Thermodynamics (XE E) | ||
Polymer Science & Engineering (XE F) | ||
Atmospheric and Oceanic Sciences (XE H) | ||
25 | Life Sciences (XL) - Any 2 optional sections | |
Chemistry (XL P) - Compulsory section | ||
Biochemistry (XL Q) | ||
Botany (XL R) | ||
Microbiology (XL S) | ||
Zoology (XL T) | ||
Food Technology (XL U) | ||
26 | Humanities and Social Sciences | Click Here |
27 | Environmental Science and Engineering | Click Here |
GATE Syllabus 2021 for CSE (Computer Science)- Topic Wise Weightage
Topic | Expected Weightage in Marks | Topic | Expected Weightage in Marks |
Theory of Computation | 7.5 | Operating System | 9 |
Compiler Design | 2.75 | General Aptitude | 15 |
Computer Organization & Architecture | 9 | Computer Networks | 7.5 |
Programming & Data Structures | 10.5 | Soft. Engg/ Web Technology | 1.5 |
Algorithms | 8 | Engineering Maths | 14.75 |
Digital Logic | 5.25 | Database | 7.5 |
GATE Syllabus 2021 for Mechanical Engineering- Topic Wise Weightage
Topic | Expected Weightage in Marks | Topic | Expected Weightage in Marks |
Engineering Mechanics | 2.5 | Thermodynamics | 12.75 |
Strength of materials | 7.75 | Refrigeration & Air Conditioning | 1.25 |
Heat Transfer | 6 | General Aptitude | 15 |
Machine Design | 3.75 | Industrial Engineering | 8 |
Fluid Mechanics | 7.5 | Engineering Maths | 12.25 |
Theory of Mechanics | 9 | Manufacturing Engineering | 14.25 |
GATE Syllabus 2021 (Electrical Engineering)- Topic Wise Weightage
Topic | Expected Weightage in Marks | Topic | Expected Weightage in Marks |
Network Theory | 11.75 | Analog & Digital Electronics | 11.25 |
Signal & System | 8.5 | EMT | 2.75 |
Control Systems | 9 | General Aptitude | 15 |
Power Systems | 9.75 | Engineering Maths | 11.75 |
Electrical machines | 8.25 | Power Electronics | 7.5 |
Electrical & Electronics Measurements | 4.5 |
GATE Syllabus 2021 for Instrumentation Engineering (Topic Wise Weightage)
Topic | Expected weightage | Topic | Expected weightage |
Analog circuits | 11.75 | Circuits & Networks | 10.25 |
Measurements | 6.25 | General Aptitude | 15 |
Communications | 1.5 | Signals and Systems | 7.75 |
Control System | 10.75 | Transducers | 12.25 |
Digital Circuits | 7 | Engg Maths | 11.75 |
Analytical Biomedical & Optical Instrumentation | 4.25 | Process Controls | 1.5 |
GATE Syllabus 2021 for Civil Engineering- Topic Wise Weightage
Topic | Weightage | Topic | Weightage |
SOM | 7.75 | Design of Steel Structures | 4.25 |
Structural Analysis | 3.5 | Highway & Surveying | 12 |
FM and Hydraulic machine | 6.75 | Engineering Mathematics | 12.25 |
Irrigation & Hydrology | 7.75 | General Aptitude | 15 |
RCC and Prestressed concrete | 6.5 | Environment Engg | 9 |
Geo-Technical | 15.25 |
GATE 2021 Syllabus - Electronics and Communication Engineering
Topic | Weightage | Topic | Weightage |
Network Theory | 11.25 | Communication Systems | 10.75 |
Electronics Devices & Circuits | 7.25 | EMT | 9.5 |
Digital Circuits | 6 | Engineering Maths | 10.5 |
Signal & Systems | 9 | General Aptitude | 15 |
Analog Circuits | 11.75 | Micro Processors | 1.5 |
Control Systems | 9 | - | - |
GATE 2021 Exam Pattern
The authorities have also released exam pattern in online mode. It will comprise of the details such as mode of examination, number of questions that will be asked, section in the paper, marking scheme, and more. Along with the GATE syllabus 2021, candidates should also know the exam pattern.
GATE 2021 Exam Pattern
Particulars | Details |
Examination Mode | Computer Based Test (Online) |
Duration | 3 Hours |
Number of Papers in GATE 2021 | 27 Papers |
Section |
|
Type of Questions |
|
Design of Questions | The questions are designed to test the listed abilities
|
Number of Questions | 65 Questions (including 10 questions from General Aptitude) |
Distribution of Questions in all Papers except AR, CY, EY, GG, MA, PH and XL | Engineering Mathematics - 13 Marks Subject Questions - 72 Marks General Aptitude - 15 Marks |
Distribution of Questions in AR, CY, EY, GG, MA, PH, XH and XL | Questions from Subject Concerned - 85 Marks General Aptitude - 15 Marks |
Total Marks | 100 Marks |
Marking Scheme | All of the questions will be worth 1 or 2 marks |
GATE 2021 Important Books
Candidates can refer to the important books mentioned below to boost the overall preparation level as per the GATE Syllabus 2021.
GATE Important Books - Computer Science Engineering
GATE Topic | Books and Author |
Engineering Mathematics | Advanced Engineering Mathematics by Erwin Kreyszig Discrete Mathematics and Its Applications by Kenneth Rosen |
Theory of Computation | An Introduction to Formal Languages and Automata by Peter Linz |
Computer Organization & Architecture | Computer Architecture – A Quantitative Approach by Hennessy and Patterson Computer Organization and Embedded systems by Carl Hamacher |
Programming & Data Structures | Classic Data Structures by Debasis Samanta The C Programming language by Dennis Richie |
Digital Logic | Digital Electronics by S. Salivahanan & S. Arivazhagan Digital Design by Morris Mano |
Computer Networks | Computer Networks by Peterson & Davie Data Communications and Networking by Kurose & Ross and Behrouz A. Forouzan |
Algorithms | Introduction to Algorithms by Cormen Data Structures & Algorithms by R.S. Salaria |
Compiler Design | Compiler Design in C by Allen I Holub Compilers: Principles, Techniques and Tools by Aho & Ullman |
Operating System | Operating Systems by Stallings Operating System Concepts by Galvin |
Databases | Database System Concepts by Henry. F. Korth Normalization and indexing by Shamkant B. Navathe |
Read More:- Best Books for GATE CSE
GATE Important Books - Mechanical Engineering
Topics | Books |
Design of Machine Elements | Machine design - V.B. Bhandari |
Engineering Mechanics | Engineering Mechanics by Bhavikatti Engineering Mechanics by R K Rajput Engineering Mechanics by Beer and Johnston |
Fluid Mechanics | Fluid Mechanics by R K Bansal Fluid & Hydraulics- Modi and Seth |
Heat Transfer | Heat Transfer by Cengel and Holman Heat and Mass Transfer by J P Hollman and R C Sachdeva |
Strength of Materials | Strength of Materials by Gere and Timoshenko, B C Unamia, Sadhu Singh, Ramamrutham |
Industrial Engineering | Industrial Engineering by O P Khanna, Buffa and Sarin |
Manufacturing Engineering | Production Technology: Manufacturing Processes, Technology and Automation by R.K. Jain |
Strength of Materials | Strength of Materials - Gere & Timoshenko |
Theory of Machines | Theory of Machines by Ratan |
Thermal Science | Engineering Thermodynamics by P.K. Nag |
Thermodynamics | Engineering Thermodynamics by P K Nag and Rajput Thermodynamics by Cengel. |
Vibrations | Mechanical Vibration by Grover |
Click Here - Best Books For GATE ME
GATE Important Books - Electrical Engineering
Topics | Books |
Engineering Mathematics | Advanced Engineering Mathematics by E.Kreyszig |
Networks | Engineering Circuit Analysis by Hayt & Kemmerly |
Signal and systems | Signals and Systems by Oppenheim & Wilsky Signals and Systems by Nagoor Kani |
Electrical Machine | Electrical Machinery by P.S.Bimbhra |
Control system | Control Systems Engineering by Nagrath & Gopal |
Measurement | Electrical and Electronic Measurement & Instrumentation by AK Sawhney |
Circuit analysis | Transient Analysis Of Electric Power Circuits by Arieh L Shenkmann and also Chakrabarthi |
Analog | Electronic Devices and Circuit Theory by Boylestad |
Digital Circuits | Digital Design by M.Morris Mano |
Electro Magnetics | Elements of Electromagnetics by Mathew N. O. Sadiku Engineering Electromagnetics by William .H.Hayt |
Power Electronics | For Beginners- Power Electronics by MH Rashid Power Electronics by P.S.Bimbhra |
Power system | Power Systems Engineering by Nagrath & Kothari Power Systems by JB Gupta & CL Wadhwa |
GATE Important Books - Electronics & Communication
Reference Books | Authors |
General Aptitude | Quantitative Aptitude by CAT by Arun Sharma, Quantitative Aptitude by R.S Agarwal |
Control System | Control Systems by Nagarath and Gopal Control Systems Engineering by Norma Nise |
Network | Network Theory by Alexander Sadiku Network Analysis by Van Valkenburg Circuit Theory by A.Chakraborty |
Electronic Devices | Electronic Devices and Circuits by Millman & Halkias, Semiconductor Physics And Devices by Donald A. Neamen, Solid state electronic devices by Ben G. Streetman and Sanjay Banerjee |
Signal Systems | Digital Signal Processing by S.K Mitra, Modern digital and analog Communications system by BP Lathi, Signals & Systems By Alan V. Oppenheim |
Analog Circuits | Analog Electronics, Electronics devices and circuits – Donald A Neaman, Microelectronics Circuits by Sedra & Smith, Electronic Devices and Circuit Theory by Robert L Boylestad & Nashelsky, Pulse and Digital Electronics by Millman and Taub |
Communication System | Analog and Digital Communication System by Simon Haykin, Principle of Communication System by Taub & Schillings, Modern digital and Analog Communications system by BP Lathi, Electronic Communication Systems by Kennedy and Davis (just the Noise chapter) |
Digital System | Digital Logic and Computer Design by M.Morris Mano, Digital circuits and design by Salivahanan Fundamentals of digital systems by Anandkumar, Digital Electronic Principles and applications by Ronald J. Toccii, Pearson Publications |
Electromagnetics | Elements of Electromagnetics by Matthew N.O. Sadiku Network lines and fields by J.D ryder (Transmission lines part) Electromagnetic waves and Radiating Systems by Jordon and ballmain Antenna Theory by Balanis |
Quick Links:-
What are the Best Books for GATE Electrical Engineering?
GATE 2021 Virtual Calculator - How to Use it?
GATE Important Books - Civil Engineering
Topics | Authors |
Theory of Structure | CK Wang, S. Rammamrutham, L.S. Negi & Jangit |
Theory of Elasticity | Timoshenko & Gere |
Theory of Structure | Wilbur & Norris |
Strength of Materials/Mechanics of Structure | Gare & Timoshenko, E. Popove, L. Singer, B.C. Punamia, Rammamrutham |
Soil Mechanics | Gopal Ranjan & Rao, Venkat Ramaiha, S. K. Garg, B.C. Punamia, V N S Murthy |
Steel Design | Kazimi Zindal to improve concepts; for numerals L.S. Negi and for other topics – S.K. Duggal |
Reinforced Concrete Structures Design (RCC) | Krishna Raju, PC Verghese, Pillai & Menon |
Railway Engineering | Subhash And Satyapal |
Pre-stressed Concrete | Krishna Raju |
Reinforced Concrete | Ashok K Jain |
Water Resources | S K Garg |
Transportation | Justo Khanna |
Geo-tech Engineering | Gopal Ranjan and Rao, R.F. Craig |
Environmental Engg | SK Garg (1&2), Peavy-Rowe |
Highway Engineering | Khanna |
CPM-PERT/ Construction Tech | BC Punmia, Peurifoy |
Fluid Mechanics & Machines | RK Bansal, Modi & Seth |
Highway/ Pavement & Traffic | Khanna & Justo, Kadiyali |
Railway & Airport | Saxena & Arora |
Surveying | KR Arora; BC Punmia |
Build materials | ML Gambhir; BC Punmia; MS Shetty |
Irrigation | SK Garg |
Know More:- Best Books for GATE CE
GATE Important Books - Instrumentation Engineering
Topics | Recommended Books and Author |
Mathematics | Advanced Engineering Mathematics by Erwin Kreyszig |
Network Theory | Engineering Circuit Analysis by Steven M. Durbin, Jack E. Kemmerly , William H. Hayt |
Transducers | Introduction to Measurements and Instrumentation by Arun K Ghosh |
Signals and Systems | Signals And Systems (Schaum’s Outline Series) by H P HSU Signals & Systems by Alan V. Oppenheim |
Communication Systems | Modern Digital and Analog Communication System by B P Lathi |
Electrical and Electronic Measurements | A Course In Electrical And Electronic Measurements And Instrumentation by A K Sawhney |
Analog Electronics | Fundamentals of Microelectronics by Behzad Razavi GATE - Electronics & Communication by R K Kanodia |
Control System | Automatic Control Systems by B C Kuo |
Process Control | Process Control: Modeling, Design, And Simulation by B. Wayne Bequette |
Other Relevant Links
Frequently Asked Question (FAQs) - GATE Syllabus 2021 (EE, CSE, ME, CE) - Released Officially
Question: For how many papers can I take the GATE 2021 exam?
Answer:
Candidates are allowed to apply for only one paper of GATE 2021 on the basis of their educational qualification.
Question: Which is the most recommended book to study theory of computation?
Answer:
Candidates can refer to 'An Introduction to Formal Languages and Automata' by Peter Linz to prepare for the theory of computation.
Question: I am from B.Tech CSE Branch, please recommend some books for GATE CSE paper.
Answer:
Candidates can refer to the following books:
For Algorithms - Introduction to Algorithms by Cormen
Engineering Mathematics - Advanced Engineering Mathematics by Erwin Kreyszig
Computer Networks - Computer Networks by Peterson & Davie
Question: Can I expect any change in the GATE 2021 syllabus?
Answer:
The authorities have released the revised syllabus of GATE 2021 on the official website.
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Questions related to GATE
best University for mtech in agriculture for not qualified gate students
hi,
see most of the tier 1 colleges offers m.tech course based on gate rank, however apart from gate there is others entrance test like appgecet or tspgecet etc exams based on which you may get chances for m.tech courses. I have mentioned some of the institute name below:
Agricultural Engineering College and Research Institute, Coimbatore
Vignan's Foundation for Science Technology and Research, Guntur
Dr Annasaheb Shinde College of Agricultural Engineering, Ahmednagar
Singhania University, Jhunjhunu
Anand Agricultural University, Anand
for more details you may refer to the below link:
i got around 45 marks in civil engineering gate....will i get m.tech seat for bc a category in Nits?
hello aspirant,
To help you with your query we need few details like your graduation percentage,score etc .refer to the link below with your complete details to get a list of colleges you have chances to fetch seat in: https://engineering.careers360.com/gate-college-predictor
hope this helps,
thankyou.
what is minimum number in gate xe 2021 for food technology students for qualifying ICT Mumbai?
Dear Student,
You should have marks of 150+ in GATE for ICT mumbai for food technology course.However,you can also apply for admission if you don't qualified GATE they will conduct written test prepared by their department and merit list will be based on that but remember first preference will be given to GATE qualified candidates and for remaining seats merit list will be based on written test.
For more information click below
https://www.ictmumbai.edu.in/
Thanks
Can I get Mtech in any IIT by getting 60 marks in (GATE XE) with mechanical degree
Hi Dear,
I'll recommend you to use our GATE college predictor tool from the link provided below to Know your M.Tech admission chances in different Engineering colleges based on your GATE Score :
https://engineering.careers360.com/gate-college-predictor
For detailed cut off for IITs, you can visit the link below:
https://engineering.careers360.com/articles/gate-cutoff-for-iits
Good luck
Recruitment of PSUs through gate
Hello candidate,
The GATE examination is very important for getting admission into m tech courses in some of the prestigious Institutions of the country, and getting job opportunities in public sector companies or PSUs.
The company shortlist the candidates on the basis of their GATE score, and overall academic record and call for interview rounds. If the candidate gets selected in this interview Rounds, then only he gets final selection.
Some of the most common companies recruiting through gate are- ONGC, IOCL, OIL INDIA LIMITED, BPCL, etc.
Hope it was informational!!