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Digital Computer Electronics

Digital Computer Electronics
What is the hexadecimal equivalent of a binary number 10101111

AF
8C
All of these
None of these
9E

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Digital Computer Electronics
With a NAND latch a low R and a low S produce a _____ condition.

no change
None of these
race
set
reset

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Digital Computer Electronics
An AND gate has 7 inputs. How many input word are in its truth table?

128
16
64
32
None of these

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Digital Computer Electronics
Which of the following is the first integrated logic family?

None of these
MOS
TTL
RTL
DTL

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Digital Computer Electronics
The logic 1 in positive logic system is represented by:

negative voltage
higher voltage level
zero voltage
lower voltage level
None of these

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Digital Computer Electronics
For an input pulse train of clock period T, the delay produced by an n stage shift register is

2nT
(n+l)T
None of these
(n-l)T
nT

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