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Digital Electronics
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Number Systems and Codes
Comments
Question
Binary 0010111101111110 is ________ in hexadecimal.
Options
A. 77F2
16
B. 4EEE
16
C. 2F7E
16
D. 2F77
16
Correct Answer
2F7E
16
Number Systems and Codes problems
Search Results
1. Decimal 12 is ________ in hexadecimal.
Options
A. 12
16
B. C
16
C. A2
16
D. A
16
Show Answer
Scratch Pad
Discuss
Correct Answer: C
16
2. Decimal 2875 is ________ bytes in binary.
Options
A. 2
B. 3
C. 4
D. 5
Show Answer
Scratch Pad
Discuss
Correct Answer: 2
3. The 2's complement of the binary number 1000 is ________.
Options
A. 111
B. 0110
C. 1110
D. 1000
Show Answer
Scratch Pad
Discuss
Correct Answer: 1000
4. Even-parity 01101000 binary is ________in hexadecimal.
Options
A. C8
16
B. 68
16
C. D0
16
D. Nothing. Parity does not check.
Show Answer
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Discuss
Correct Answer: Nothing. Parity does not check.
5. In binary, the decimal number 93 converts to ________ digits.
Options
A. seven
B. eight
C. 11
D. five
Show Answer
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Discuss
Correct Answer: seven
6. Hexadecimal F2 is ________ in binary.
Options
A. 11100011
B. 10100001
C. 11110010
D. 11111100
Show Answer
Scratch Pad
Discuss
Correct Answer: 11110010
7. In the decimal number 481, the powers-of-10 weight of the digit 4 is ________.
Options
A. 400
B. 10
2
C. 10
4
D. 100
Show Answer
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Discuss
Correct Answer: 10
2
8. The largest unsigned decimal number that can be represented in binary using six bits is ________.
Options
A. 63
B. 64
C. 127
D. 128
Show Answer
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Discuss
Correct Answer: 63
9. Each hexadecimal digit converts to ________ binary digits.
Options
A. four
B. eight
C. 12
D. six
Show Answer
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Discuss
Correct Answer: four
10. The decimal fraction 1/4 can be written in binary as________.
Options
A. 0.010
B. 0.100
C. 0.110
D. 0.011
Show Answer
Scratch Pad
Discuss
Correct Answer: 0.010
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