Exercise: Digital Computer Electronics

Questions for: Digital Computer Electronics

Conversion of an octal number 738 to binary number is
A:
1101112
B:
1111002
C:
1100102
D:
1110112
Answer: D
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The fan-out capability of a digital building block can be defined as
A:
the number of inputs that one output can transmit to
B:
the amount of cooling required for fanning the hear out
C:
the number of inputs that can transmit to one input
D:
the maximum power dissipation (heat generation) that the unit can stand.
Answer: A
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Which of the following is not functionally a complete set?
A:
AND, OR
B:
NAND
C:
NOR
D:
AND, OR, NOT
Answer: A
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A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.
A:
hexa, sign
B:
sign, hexa
C:
positive, negative
D:
negative, positive
Answer: C
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The number of two-input NAND gates required to produce the two-input OR function is
A:
1
B:
2
C:
3
D:
4
Answer: C
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