Exercise: Code Converters And Multiplexers

Questions for: Code Converters And Multiplexers

How many inputs will a decimal-to-BCD encoder have?
A:
4
B:
8
C:
10
D:
16
Answer: C
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A basic multiplexer principle can be demonstrated through the use of a:
A:
single-pole relay
B:
DPDT switch
C:
rotary switch
D:
linear stepper
Answer: C
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What do the mathematical symbols A < b and A > B mean?
A:
A < B means A is greater than B. A > B means A is less than B.
B:
A > B means A is less than B. A < B means A is greater than B.
C:
A < B means A is less than B. A > B means A is greater than B.
D:
Answer: C
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The expansion inputs to a comparator are used for expansion to a(n):
A:
4-bit system
B:
8-bit system
C:
BCD system
D:
counter system
Answer: B
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What is the function of an enable input on a multiplexer chip?
A:
to apply Vcc
B:
to connect ground
C:
to active the entire chip
D:
to active one half of the chip
Answer: C
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