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Digital Computer Electronics

Digital Computer Electronics
Conversion of binary number 11000112 to an octal number is

1498
1478
None of these
1408
1438

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

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

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

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Digital Computer Electronics
The output 0 and 1 levels for TTL logic family is approximately

-1.75 and -0.9 V
0.9 and 1.75V
None of these
0.6 and 3.5 V
0.1 and 5 V

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Digital Computer Electronics
The digits used in a binary number system are _____ and _____

1 and 2
None of these
0 and 1
9 and 0
3 and 4

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Digital Computer Electronics
The inverter OR gate and AND gate are called decision-making elements because they can recognize some input _____ while disregarding others. A gate recognizes a word when its output is _____

words, high
None of these
bytes, low
bytes, high
character, low

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