Exercise: Msi Logic Circuits

Questions for: Msi Logic Circuits

When data input I4 of a 74148 octal-to-binary encoder is active, the data output is:
A0 = 1
A1 = 1
A2 = 0
A:
True
B:
False
C:
D:
Answer: A
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When outputs a, b, c, d, and g of a 7447 BCD-to-seven-segment code converter are active, the number displayed is 5.
A:
True
B:
False
C:
D:
Answer: B
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A device that determines which of two numbers is greater is a comparator.
A:
True
B:
False
C:
D:
Answer: A
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In order to select data input I1 of a 74151 eight-line multiplexer, the select inputs must be:
A:
True
B:
False
C:
D:
Answer: A
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A demultiplexer takes an input and turns it into a binary number.
A:
True
B:
False
C:
D:
Answer: B
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