How many selection lines will there be in an 8×1 multiplexer?
2022
How many selection lines will there be in an 8×1 multiplexer?
- A.
1
- B.
8
- C.
2
- D.
3
Attempted by 283 students.
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Correct answer: D
An 8×1 multiplexer has 8 input lines. The number of selection lines is calculated using the formula log2(N), where N is the number of inputs. Substituting 8 for N gives log2(8) = 3 selection lines.