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Digital Computer Electronics

Digital Computer Electronics
In which code the successive code characters differ in only one bit position?

8421 code
gray code
None of these
algebraic code
excess 3 code

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Digital Computer Electronics
The hexadecimal digits are 0 to 9 and A to _____

None of these
F
E
G
D

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Digital Computer Electronics
De Morgan's first theorem says that a NOR gate is equivalent to a bubbled _____ gate.

None of these
AND
XOR
NOR
XAND

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Digital Computer Electronics
When the LOAD input of a buffer register is active, the input word is stored on the next positive _____ edge.

transistor
clock
None of these
pulse
register

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Digital Computer Electronics
Computers use thousands of flip-flops. To coordinate the overall action, a common signal called the _____ is sent to each flip-flop.

latch
None of these
clock
slave
master

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Digital Computer Electronics
An OR gate has 6 inputs. What is the only input word that produces a 0 output?

None of these
111000
111
111111

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