Question 21 : Convert the binary equivalent 10101 to its decimal equivalent.
1. 21
2. 12
3. 22
4. 31
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Question 22 : A bit in a computer terminology means either 0 or 1.
1. True
2. False
3.
4.
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Question 23 : The input hexadecimal representation of 1110 is _______________
1. 0111
2. E
3. 15
4. 14
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Question 24 : The octal equivalent of 1100101.001010 is ______
1. 624.12
2. 145.12
3. 154.12
4. 145.21
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Question 25 : A computer language that is written in binary codes only is _____
1. machine language
2. C
3. C#
4. pascal
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Question 26 : The binary equivalent of the decimal number 10 is __________
1. 0010
2. 10
3. 1010
4. 010
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Question 27 : The value of radix in binary number system is _____________
1. 2
2. 8
3. 10
4. 1
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Question 28 : Select the incorrect option:
1. (101)₁₀ = (1100101)₂
2. G is valid in hexadecimal system.
3. C represents 12
4. The base of a decimal number system is 10.
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Question 29 : Which of the following is not a decimal number?
1. 114
2. 43.47
3. 99.9A
4. 10101
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Question 30 : The hexadecimal representation of 14 is _______________
1. A
2. F
3. D
4. E
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