GATE (Graduate Aptitude Test in Engineering) Computer Science: Questions 57 - 64 of 913

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Question number: 57

» Programming and Data Structures » Programming in C

MCQ▾

Question

Decimal value of binary number (11100) 2

Choices

Choice (4) Response

a.

28

b.

29

c.

20

d.

All of the above

Question number: 58

» Databases » Relational Model

MCQ▾

Question

Candidate key has only one ________in a table but there can be multiple candidates key.

Choices

Choice (4) Response

a.

Primary Key

b.

Alternative Key

c.

Candidate Key

d.

None of the above

Question number: 59

» Programming and Data Structures » Programming in C

MCQ▾

Question

a multiplexer is a also known as

Choices

Choice (4) Response

a.

decoder

b.

coder

c.

data selector

d.

All of the above

Question number: 60

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Which of the following is a process by which code is scrambled to hide its meaning?

Choices

Choice (4) Response

a.

private key

b.

Cartography

c.

Encryption

d.

All of the above

Question number: 61

» Programming and Data Structures » Programming in C

MCQ▾

Question

What will be the output of following program?

  1. #include<stdio.h> 
  2. int main( ) { 
  3.   int a=500,x,y
  4.   if(a>=600b=300c=400
  5.   printf(“%d,%dn”,x,y); 
  6.   return 0
  7. }

Choices

Choice (4) Response

a.

500, 200

b.

Garbage value

c.

Garbage value, 400

d.

200, 300

Question number: 62

» Theory of Computation » Regular Languages and Finite Automata

MCQ▾

Question

The following grammar G = (N, T, P, S) N = {S, A, B, C} T = {a, b, c} P: S → aS A → bB B → cC C → a is

Choices

Choice (4) Response

a.

is type 0 but not type 1

b.

is type 3

c.

is type 1 but not type 2

d.

None of the above

Question number: 63

» Programming and Data Structures » Programming in C

MCQ▾

Question

The operators + and = belong to

Choices

Choice (4) Response

a.

Logical operator

b.

Arithmetic operator

c.

Assignment operator

d.

None of the above

Question number: 64

» Digital Logic » Number Representation and Computer Arithmetic

MCQ▾

Question

The equivalent in decimal for the excess-3 code 423 is -

Choices

Choice (4) Response

a.

510

b.

845

c.

756

d.

All of the above

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