Computer Number System Questions and Answers for Bank Exams

Computer Number System Questions with Answers

Q.41. Which of the following is not a positional number system?

(A) Roman Number System

(B) Octal Number System

(C) Binary Number System

(D) Hexadecimal Number System

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Q.42. A computer language that is written in binary codes only is _____

(A) machine language

(B) C

(C) C#

(D) pascal

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Q.43. Convert the binary equivalent 10101 to its decimal equivalent.

(A) 21

(B) 12

(C) 22

(D) 31

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Q.44. Which of the following is the correct representation of a binary number?

(A) (124)2

(B) 1110

(C) (110)2

(D) (000)2

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Q.45. Convert the hexadecimal number B2 to binary      

(A) 100011

(B) 11011

(C) 10110010

(D) 100100001                    

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Q.46. Convert the decimal number 20 to hexadecimal   

(A) 14 (Correct Answer)

(B) 11 (Your Answer)

(C) 1B

(D) 2B

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Q.47. Power of binary system for positional values is

(A) 2

(B) 10

(C) 8

(D) 16

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Q.48. Which is not a word size?

(A) 64

(B) 28

(C) 16

(D) 8

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Q.49. Which of the following is not a positional number system?

(A) Roman Number System

(B) Octal Number System

(C) Binary Number System

(D) Hexadecimal Number System

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Q.50. The octal equivalent of 1100101.001010 is ______

(A) 624.12

(B) 145.12

(C) 154.12

(D) 145.21

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