Exercise: Digital Computer Electronics

Questions for: Digital Computer Electronics

De Morgan's first theorem says that a NOR gate is equivalent to a bubbled _____ gate.
A:
AND
B:
XAND
C:
XOR
D:
NOR
Answer: A
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The simplified form of the Boolean expression (X + Y + XY)(X + Z) is
A:
X + Y + Z
B:
XY + YZ
C:
X + YZ
D:
XZ + Y
Answer: C
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A bus is a group of _____ carrying digital signals.
A:
wires
B:
gates
C:
transistors
D:
registers
Answer: A
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What logic function is obtained by adding an inverter to the inputs of an AND gate?
A:
OR
B:
NAND
C:
XOR
D:
NOR
Answer: D
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Which logic family dissipates the minimum power?
A:
DTL
B:
TTL
C:
ECL
D:
CMOS
Answer: D
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