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Digital Electronics
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Number Systems and Codes
Comments
Question
The binary-coded decimal (BCD) system can be used to represent each of the 10 decimal digits as a(n):
Options
A. 4-bit binary code
B. 8-bit binary code
C. 16-bit binary code
D. ASCII code
Correct Answer
4-bit binary code
Number Systems and Codes problems
Search Results
1. Convert the following octal number to decimal.
35
8
Options
A. 71
B. 17
C. 92
D. 29
Show Answer
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Discuss
Correct Answer: 29
2. Which is not a word size?
Options
A. 64
B. 28
C. 16
D. 8
Show Answer
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Correct Answer: 28
3. Which is typically the longest: bit, byte, nibble, word?
Options
A. Bit
B. Byte
C. Nibble
D. Word
Show Answer
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Discuss
Correct Answer: Word
4. Convert the following binary number to octal.
001101011
2
Options
A. 153
8
B. 351
8
C. 253
8
D. 352
8
Show Answer
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Discuss
Correct Answer: 153
8
5. Hexadecimal letters A through F are used for decimal equivalent values from:
Options
A. 1 through 6
B. 9 through 14
C. 10 through 15
D. 11 through 17
Show Answer
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Correct Answer: 10 through 15
6. Convert decimal 64 to binary.
Options
A. 01010010
B. 01000000
C. 00110110
D. 01001000
Show Answer
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Discuss
Correct Answer: 01000000
7. Convert 1731
8
to decimal.
Options
A. 216.4
B. 985
C. 3D9
D. 1123
Show Answer
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Discuss
Correct Answer: 985
8. The 1's complement of 10011101 is ________.
Options
A. 01100010
B. 10011110
C. 01100001
D. 01100011
Show Answer
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Correct Answer: 01100010
9. The binary number 11101011000111010 can be written in hexadecimal as ________.
Options
A. DD63A
16
B. 1D63A
16
C. 1D33A
16
D. 1D631
16
Show Answer
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Correct Answer: 1D63A
16
10. Convert the following hexadecimal number to binary.
14B
16
Options
A. 101101000001
2
B. 000101001011
2
C. 000101001101
2
D. 110101000001
2
Show Answer
Scratch Pad
Discuss
Correct Answer: 000101001011
2
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