Exam Pattern for GATE Electronics and Communications Engineering

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GATE EXAM PATTERN

The GATE exam is a 3-hour computer-based test that consists of 65 questions. The questions include both objective type and numerical answer type (NAT) questions. The total score for GATE is 100 and this is divided into 3 sections, namely Aptitude Engineering, Mathematics, and Subject-Specific Questions.

Candidates appearing for GATE must answer the general aptitude section. For numerical answer type section – there is no negative marking; for unanswered questions – no marks will be deducted. All disciplines in GATE exam includes 3 sections except for AR, CY, GG, EY, XL, PH, and MA.

The paper code for Electronics and Communication Engineering is EC and given below is the marks distribution for each section:

1. General Aptitude – 15% of the total marks

2. Engineering Mathematics – 15% of the total marks

3. Subject Questions (Electronics and Communication Engineering) – 70% of the total marks

TYPES OF QUESTIONS

As mentioned previously, the first 2 sections in the GATE exam include both multiple-choice and numerical answer type questions. The multiple-choice questions include 4 options and only one is the right option. In the numerical type questions, candidates must enter the numerical value as the answer.

Since this is a computer-based exam, candidates are expected to use the mouse and virtual keyboard to answer these questions. Given below is the list of various types of questions that a candidate is expected to answer:

Recall – This section consists of questions based on known facts, principles, formulae or proven laws of the Electronics and Communication Engineering discipline. Students can answer the question either by recollecting the content from his/her memory or from a single-line computation.

Comprehension – Questions in this section test the candidate’s understanding of the electronics and communication engineering discipline. Candidates must derive simple conclusions from fundamental principles and ideas.

Application – This section tests the application skills of the candidates – they are expected to apply their knowledge either through logical reasoning or by computation.

Analysis and Synthesis – Questions in this section are given in a linked format, means the answer to the 1st question of the pair is mandatory in order to answer its successor or next question in the sequence.

Common Data Questions – This section consists of multiple questions that are linked to a common data problem or a comprehension passage. Two or three questions are formed based on the given input data. Each question in this section is independent of each other and answers can be derived separately. Questions in the section carry 2 marks each.

Linked Answer Questions – This section includes a problem-solving type of questions. Candidates are given with a problem statement followed by which they have 2 questions to answer. The questions are inter-linked, means the second question depends on the answer to the first question. Each question in this section carries 2 marks.

PAPER WEIGHTAGE

General Aptitude

Subject

Topics

Paper 2019 (Weightage)

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

General Aptitude

Data Interpretation

5+5

15

5+5

15

-

-

Numerical Computation

-

-

Numerical Reasoning

8

9

English Grammar

4

3

Verbal Reasoning

3

3

Vocabulary

   

SECTION 1: Engineering Mathematics

Subject

Topics

Paper 2019 (Weightage)

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

Engineering Mathematics

Linear Algebra

6+3

12

6+4

14

3

1

Calculus

4

8

Differential Equations

-

1

Vector Analysis

-

2

Complex Analysis

-

-

Numerical Methods

2

-

Probability & Statistics

-

-

Limits & Continuity

-

2

SECTION 2: Networks

Subject

Topics

Paper 2019 (Weightage

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

Networks

Filters, AC & DC Circuits

1+2

5

2+3

8

4

3

Network Equations & Solution Methods

-

3

Network Theorems & transformation

-

2

Steady-state equation & Analysis

-

-

Time-domain Analysis

-

-

Two-port networks

-

-

SECTION 3: Signals & Systems

Subject

Topics

Paper 2019 (Weightage

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

Signals & Systems

Basics of Signals & Systems

2+3

8

3+2

7

1

-

Convolution

2

1

Responses & Stability

5

2

Fourier Series

3

-

Sampling Theorem

-

2

DFT & its application

2

-

Z-transform

-

-

SECTION 4: Electronic Devices & Circuits

Subject

Topics

Paper 2019 (Weightage)

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

Electronic Devices & Circuits

Semiconductors

3+5

13

4+4

12

4

4

Carrier Transport

2

2

Basics of Transistor & MOSFETS

2

3

Diodes & its application

2

-

IC Fabrications

2

1

SECTION 5: Analog Circuits

Subject

Topics

Paper 2019 (Weightage)

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

Analog Circuits

Amplifiers

1+5

11

2+3

8

1

-

Single stage BJT & MOSFET Amplifiers

2

1

Circuit Analysis & applications

2

5

Simple diode & Wave Shaping Circuits

-

1

Operational Amplifiers

1

-

Op-amp & voltage Reference Circuits

2

2

Oscillators

-

-

Timers & Filters

-

-

SECTION 6: Digital Circuits

Subject

Topics

Paper 2019 (Weightage)

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

Digital Circuits

Combinational Circuits

4+1

6

3+4

11

2

2

Data Converters

-

-

Microprocessor

3

-

Minimization

3

4

Number Systems

-

-

Semiconductor Memories

-

1

Sequential Circuits

3

2

SECTION 7: Control Systems

Subject

Topics

Paper 2019 (Weightage)

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

Control Systems

Basics of Control System

2+4

10

2+3

8

2

1

Compensators & Controllers

1

1

Feedback Principle & Frequency Response

-

-

Nyquist stability & Analysis

2

2

Routh Hurwitz & Various Plots

1

-

State Space Analysis

1

2

Time Domain Analysis

3

-

Transfer Function

2

2

SECTION 8: Communications

Subject

Topics

Paper 2019 (Weightage)

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

 

Communications

Types of Modulation & Demodulation

3+4

11

1+4

9

2

 

Spectrums & Receivers

-

 

Modulation Schemes & Decoding

-

 

Digital Communication

-

 

SNR, BER & Bandwidth

-

 

Information Theory

-

 

Multiplexing & Digital Coding Techniques

2

 

Random Processes & Variables

3

 

SECTION 9: Electromagnetics

Subject

Topics

Paper 2019 (Weightage)

Paper 2018 (Weightage)

Paper 2017 (Weightage)

Questions (1 Mark + 2 Marks)

Total Weightage

Questions (1 Mark + 2 Marks)

Total Weightage

Set 1

Set 2

Electromagnets

Antenna & Wave Propagation

3+3

9

2+3

8

3

-

Electrostatics

-

2

Maxwell's equations

-

-

Radar & optical fibers

-

2

Transmission Lines

-

1

Waveguides

-

2

Waves & Properties

5

-

MARKING SCHEME

Stream Subject No. of Question Marks
Electronics and Communications Engineering (EC) Engineering Mathematics 10 15
General Aptitude 10 15
EC Subjects 45 70
Total 65 100

In Objective Type questions:

  • 1 & 2 marks for each correct answer according to the assigned marks.
  • -1/3 & -2/3 mark for each incorrect answer according to the assigned marks.

There is no negative marking for Numerical Answer Type (NAT) Questions.

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