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Digital Computer Electronics

Digital Computer Electronics
The Gray code for decimal 7 is

100
101
111
1011
None of these

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

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

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Digital Computer Electronics
Which of the following logic families has the highest noise immunity?

RTL
HTL
TTL
None of these
DTL

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Digital Computer Electronics
An AND gate has 7 inputs, what is the only input word that produces a 1 output?

None of these
1111
1110000
1111111

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Digital Computer Electronics
Conversion of binary number 10010102 to to its decimal number is

7410
None of these
6310
9710
7210

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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
(n-l)T
nT
None of these

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