Computer Number System Questions and Answers for Bank Exams
Computer Number System Questions with Answers
Q.31. The input hexadecimal representation of 1110 is _______________
(A) 0111
(B) E
(C) 15
(D) 14
Ans . B
Q.32. Which of the following is not a binary number?
(A) 1111
(B) 101
(C) 11E
(D) 000
Ans . C
Q.33. Convert the binary number 11001 to decimal. The answer is
(A) 25
(B) 13
(C) 3
(D) 4
Ans . A
Q.34. Convert the binary number 11011 to hexadecimal
(A) 1A
(B) B1
(C) 1B
(D) 2B
Ans . C
Q.35. Convert the hexadecimal number 2C to decimal
(A) 3A
(B) 34
(C) 44
(D) 55
Ans . C
Q.36. Cumulative addition of four bits ( 1 + 1 + 1 + 1 ) gives
(A) 1111
(B) 111
(C) 100
(D) 1001
Ans . B
Q.37. Difference between binary coding and binary coded decimal is
(A) binary coding has a decimal format
(B) BCD has no decimal format
(C) binary coding is pure binary
(D) BCD is pure binary
Ans . C
Q.38. Convert binary 01001110 to decimal.
(A) 4E
(B) 78
(C) 76
(D) 116
Ans . B
Q.39. The octal numbering system:
(A) simplifies tasks
(B) groups binary numbers in groups of 4
(C) saves time
(D) simplifies tasks and saves time
Ans . D
Q.40. Convert the following octal number to binary.
768
(A) 1101112
(B) 1111102
(C) 1111002
(D) 1001112
Ans . B
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