Digital Electronics - Code Converters and Multiplexers
Exercise :: Code Converters and Multiplexers - General Questions
| 16. |
A BCD decoder will have how many rows in its truth table? |
Answer: Option A
Explanation:
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| 17. |
How many possible outputs would a decoder have with a 6-bit binary input? |
Answer: Option C
Explanation:
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| 18. |
Most demultiplexers facilitate which type of conversion? |
| A. |
decimal-to-hexadecimal | | B. |
single input, multiple outputs | | C. |
ac to dc | | D. |
odd parity to even parity |
Answer: Option B
Explanation:
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| 19. |
The inputs/outputs of an analog multiplexer/demultiplexer are: |
| A. |
bidirectional | | B. |
unidirectional | | C. |
even parity | | D. |
binary-coded decimal |
Answer: Option A
Explanation:
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| 20. |
Why can a CMOS IC be used as both a multiplexer and a demultiplexer? |
| A. |
It cannot be used as both. | | B. |
CMOS uses bidirectional switches. |
Answer: Option B
Explanation:
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