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Digital Electronics
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Number Systems and Codes
Comments
Question
Decimal 12 is ________ in hexadecimal.
Options
A. 12
16
B. C
16
C. A2
16
D. A
16
Correct Answer
C
16
Number Systems and Codes problems
Search Results
1. Decimal 2875 is ________ bytes in binary.
Options
A. 2
B. 3
C. 4
D. 5
Show Answer
Scratch Pad
Discuss
Correct Answer: 2
2. 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
3. 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
Scratch Pad
Discuss
Correct Answer: Nothing. Parity does not check.
4. In binary, the decimal number 93 converts to ________ digits.
Options
A. seven
B. eight
C. 11
D. five
Show Answer
Scratch Pad
Discuss
Correct Answer: seven
5. The column weight of the "1" in the hexadecimal number 1AB is ________.
Options
A. 64
B. 256
C. 512
D. 1024
Show Answer
Scratch Pad
Discuss
Correct Answer: 256
6. Binary 0010111101111110 is ________ in hexadecimal.
Options
A. 77F2
16
B. 4EEE
16
C. 2F7E
16
D. 2F77
16
Show Answer
Scratch Pad
Discuss
Correct Answer: 2F7E
16
7. Hexadecimal F2 is ________ in binary.
Options
A. 11100011
B. 10100001
C. 11110010
D. 11111100
Show Answer
Scratch Pad
Discuss
Correct Answer: 11110010
8. 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
Scratch Pad
Discuss
Correct Answer: 10
2
9. 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
Scratch Pad
Discuss
Correct Answer: 63
10. Each hexadecimal digit converts to ________ binary digits.
Options
A. four
B. eight
C. 12
D. six
Show Answer
Scratch Pad
Discuss
Correct Answer: four
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