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Digital Electronics - Code Converters and Multiplexers

Exercise : Code Converters and Multiplexers - General Questions
31.
A binary code that progresses such that only one bit changes between two successive codes is:
nine's-complement code
8421 code
excess-3 code
Gray code
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
Which of the following is not a weighted value positional numbering system:
hexadecimal
binary-coded decimal
binary
octal
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
How many inputs are required for a 1-of-16 decoder?
2
4
8
16
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
A truth table with output columns numbered 0–15 may be for which type of decoder IC?
hexadecimal 1-of-16
dual octal outputs
binary-to-hexadecimal
hexadecimal-to-binary
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
In a BCD-to-seven-segment converter, why must a code converter be utilized?
to convert the 4-bit BCD into 7-bit code
to convert the 4-bit BCD into 10-bit code
to convert the 4-bit BCD into Gray code
No conversion is necessary.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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