Computer Number System Questions and Answers for Bank Exams

Computer Number System Questions with Answers

Q.11 Octal equivalent of the number 11010.1011 is….

(A) 32.15

(B) 63.51

(C) 32.27

(D) all of these

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Q.12 The decimal equivalent of binary number 0.0111 is ……

(A) 4.375

(B) 0.4375

(C) 0.5375

(D) -0.4375

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Q.13 The binary code of (73) power 10 is…….

(A) 1010001

(B) 1000100

(C) 1100101

(D) 1001001

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Q.14 The range of the numbers which can be stored in an eight-bit register is…..

(A) – 128 to + 127

(B) -128 to + 128

(C) – 999999 to + 999999

(D) none of these

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Q..15 The binary system has the radix of …..

(A) 0

(B) 1

(C) 2

(D) ½

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Q.16 Which of the following is termed as the minimum error code?

(A) Binary code

(B) Gray code

(C) Excess 3 code

(D) Octal code

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Q.17 Two’s complement of 1011.01 is….

(A) 0100.10

(B) 0100.11

(C) 1011.10

(D) 0100.01

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Q.18 The parity bit is added for …….

(A) coding

(B) indexing

(C) error detection

(D) control key

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Q.19 Hexadecimal numbers are a mixture of …..

(A) binary and decimal numbers

(B) letters and decimal digits

(C) binary and octal numbers

(D) octal and decimal numbers

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Q.20 A half byte is called….

(A) bug

(B) nibble

(C) data

(D) bit

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