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GATE 2022 EC question paper with official answer key

The complete GATE 2022 Electronics and Communication Engineering (EC) paper: 65 questions for 100 marks, with the official answer to every question. Try each question first, then open its answer, or practise the whole paper free with a 3-hour timer and your score.

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GATE 2022 EC paper at a glance

Questions
65
Total marks
100
General Aptitude
10 questions · 15 marks
EC subject
55 questions · 85 marks
Question types
33 MCQ · 14 MSQ · 18 NAT
Duration
3 hours

In GATE, each MCQ carries 1 or 2 marks; a wrong MCQ answer costs one-third of its marks (−1/3 for a 1-mark and −2/3 for a 2-mark question). MSQ (multiple select) and NAT (numerical answer) questions have no negative marking. In this paper, 1 question was dropped by GATE and given full marks to everyone.

All 65 questions

Each question is shown exactly as in the official paper. Tap “Show answer” to check yourself.

Q.1 · General Aptitude · 1 mark · MCQ

GATE 2022 EC question 1
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Answer: C

Q.2 · General Aptitude · 1 mark · MCQ

GATE 2022 EC question 2
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Answer: D

Q.3 · General Aptitude · 1 mark · MCQ

GATE 2022 EC question 3
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Answer: B

Q.4 · General Aptitude · 1 mark · MCQ

GATE 2022 EC question 4
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Answer: B

Q.5 · General Aptitude · 1 mark · MCQ

GATE 2022 EC question 5
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Answer: C

Q.6 · General Aptitude · 2 marks · MCQ

GATE 2022 EC question 6
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Answer: D

Q.7 · General Aptitude · 2 marks · MCQ

GATE 2022 EC question 7
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Answer: C

Q.8 · General Aptitude · 2 marks · MCQ

GATE 2022 EC question 8
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Answer: C

Q.9 · General Aptitude · 2 marks · MCQ

GATE 2022 EC question 9
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Answer: B

Q.10 · General Aptitude · 2 marks · MCQ

GATE 2022 EC question 10
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Answer: B

Q.11 · EC · 1 mark · MCQ

GATE 2022 EC question 11
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Answer: A

Q.12 · EC · 1 mark · MCQ

GATE 2022 EC question 12
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Answer: C

Q.13 · EC · 1 mark · MCQ

GATE 2022 EC question 13
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Answer: B

Q.14 · EC · 1 mark · MCQ

GATE 2022 EC question 14
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Answer: B

Q.15 · EC · 1 mark · MCQ

GATE 2022 EC question 15
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Answer: A

Q.16 · EC · 1 mark · MCQ

GATE 2022 EC question 16
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Answer: A

Q.17 · EC · 1 mark · MCQ

GATE 2022 EC question 17
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Answer: C

Q.18 · EC · 1 mark · MCQ

GATE 2022 EC question 18
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Answer: C

Q.19 · EC · 1 mark · MCQ

GATE 2022 EC question 19
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Answer: C

Q.20 · EC · 1 mark · MCQ

GATE 2022 EC question 20
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Answer: C

Q.21 · EC · 1 mark · MCQ

GATE 2022 EC question 21
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Answer: C

Q.22 · EC · 1 mark · MCQ

GATE 2022 EC question 22
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Answer: A

Q.23 · EC · 1 mark · MCQ

GATE 2022 EC question 23
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Answer: C

Q.24 · EC · 1 mark · MCQ

GATE 2022 EC question 24
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Answer: C

Q.25 · EC · 1 mark · MSQ

GATE 2022 EC question 25
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Answer: A, B

Q.26 · EC · 1 mark · MSQ

GATE 2022 EC question 26
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Answer: B, C

Q.27 · EC · 1 mark · MSQ

GATE 2022 EC question 27
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Answer: B, C

Q.28 · EC · 1 mark · MSQ

GATE 2022 EC question 28
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Answer: C

Q.29 · EC · 1 mark · MSQ

GATE 2022 EC question 29
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Answer: A, B, D

Q.30 · EC · 1 mark · MSQ

GATE 2022 EC question 30
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Answer: A, C

Q.31 · EC · 1 mark · NAT

GATE 2022 EC question 31
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Answer: 4

Q.32 · EC · 1 mark · NAT

GATE 2022 EC question 32
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Answer: 0.5

Q.33 · EC · 1 mark · NAT

GATE 2022 EC question 33
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Answer: 0

Q.34 · EC · 1 mark · NAT

GATE 2022 EC question 34
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Answer: 5.5 to 5.7

Q.35 · EC · 1 mark · NAT

GATE 2022 EC question 35
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Answer: 2.99 to 3.01

Q.36 · EC · 2 marks · MCQ

GATE 2022 EC question 36
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Answer: B

Q.37 · EC · 2 marks · MCQ

GATE 2022 EC question 37
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Answer: A

Q.38 · EC · 2 marks · MCQ

GATE 2022 EC question 38
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Answer: A

Q.39 · EC · 2 marks · MCQ

GATE 2022 EC question 39
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Answer: B

Q.40 · EC · 2 marks · MCQ

GATE 2022 EC question 40
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Answer: C

Q.41 · EC · 2 marks · MCQ

GATE 2022 EC question 41
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Answer: C

Q.42 · EC · 2 marks · MCQ

GATE 2022 EC question 42
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Answer: A

Q.43 · EC · 2 marks · MCQ

GATE 2022 EC question 43
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Answer: A

Q.44 · EC · 2 marks · MCQ

GATE 2022 EC question 44
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Answer: A

Q.45 · EC · 2 marks · MSQ

GATE 2022 EC question 45
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Answer: B, D

Q.46 · EC · 2 marks · MSQ

GATE 2022 EC question 46
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Answer: C, D

Q.47 · EC · 2 marks · MSQ

GATE 2022 EC question 47
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Answer: A, C

Q.48 · EC · 2 marks · MSQ

GATE 2022 EC question 48
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Answer: A, C

Q.49 · EC · 2 marks · MSQ

GATE 2022 EC question 49
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Answer: A, C

Q.50 · EC · 2 marks · MSQ

GATE 2022 EC question 50
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Answer: A

Q.51 · EC · 2 marks · MSQ

GATE 2022 EC question 51
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Answer: A

Q.52 · EC · 2 marks · MSQ

GATE 2022 EC question 52
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Answer: Marks to all (question dropped)

Q.53 · EC · 2 marks · NAT

GATE 2022 EC question 53
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Answer: 512

Q.54 · EC · 2 marks · NAT

GATE 2022 EC question 54
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Answer: 3.9 to 4.1

Q.55 · EC · 2 marks · NAT

GATE 2022 EC question 55
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Answer: 7.9 to 8.1

Q.56 · EC · 2 marks · NAT

GATE 2022 EC question 56
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Answer: 0.57 to 0.61

Q.57 · EC · 2 marks · NAT

GATE 2022 EC question 57
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Answer: 0.7 to 0.8

Q.58 · EC · 2 marks · NAT

GATE 2022 EC question 58
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Answer: -0.55 to -0.45

Q.59 · EC · 2 marks · NAT

GATE 2022 EC question 59
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Answer: -2.1 to -1.9

Q.60 · EC · 2 marks · NAT

GATE 2022 EC question 60
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Answer: -0.11 to -0.09

Q.61 · EC · 2 marks · NAT

GATE 2022 EC question 61
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Answer: 1

Q.62 · EC · 2 marks · NAT

GATE 2022 EC question 62
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Answer: 0.84 to 0.86

Q.63 · EC · 2 marks · NAT

GATE 2022 EC question 63
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Answer: 0.22 to 0.25

Q.64 · EC · 2 marks · NAT

GATE 2022 EC question 64
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Answer: 1.15 to 1.18

Q.65 · EC · 2 marks · NAT

GATE 2022 EC question 65
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Answer: 0.48 to 0.52

GATE 2022 EC official answer key

From the official GATE answer key ↗. Numerical answers are accepted anywhere in the range shown.

Q.SectionTypeMarksAnswer
1GAMCQ1C
2GAMCQ1D
3GAMCQ1B
4GAMCQ1B
5GAMCQ1C
6GAMCQ2D
7GAMCQ2C
8GAMCQ2C
9GAMCQ2B
10GAMCQ2B
11ECMCQ1A
12ECMCQ1C
13ECMCQ1B
14ECMCQ1B
15ECMCQ1A
16ECMCQ1A
17ECMCQ1C
18ECMCQ1C
19ECMCQ1C
20ECMCQ1C
21ECMCQ1C
22ECMCQ1A
23ECMCQ1C
24ECMCQ1C
25ECMSQ1A, B
26ECMSQ1B, C
27ECMSQ1B, C
28ECMSQ1C
29ECMSQ1A, B, D
30ECMSQ1A, C
31ECNAT14
32ECNAT10.5
33ECNAT10
34ECNAT15.5 to 5.7
35ECNAT12.99 to 3.01
36ECMCQ2B
37ECMCQ2A
38ECMCQ2A
39ECMCQ2B
40ECMCQ2C
41ECMCQ2C
42ECMCQ2A
43ECMCQ2A
44ECMCQ2A
45ECMSQ2B, D
46ECMSQ2C, D
47ECMSQ2A, C
48ECMSQ2A, C
49ECMSQ2A, C
50ECMSQ2A
51ECMSQ2A
52ECMSQ2Marks to all (question dropped)
53ECNAT2512
54ECNAT23.9 to 4.1
55ECNAT27.9 to 8.1
56ECNAT20.57 to 0.61
57ECNAT20.7 to 0.8
58ECNAT2-0.55 to -0.45
59ECNAT2-2.1 to -1.9
60ECNAT2-0.11 to -0.09
61ECNAT21
62ECNAT20.84 to 0.86
63ECNAT20.22 to 0.25
64ECNAT21.15 to 1.18
65ECNAT20.48 to 0.52

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