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Digital Computer Electronics

Digital Computer Electronics
Which of the following Boolean algebra rules is wrong?

A + A = A
1 . x = 1
None of these
0 + A = A
1 + A = 1

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Digital Computer Electronics
The functional capacity for LSI devices is

1 to 11 gates
100 to 10,000 gates
more than 10,000 gates
None of these
12 to 99 gates

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Digital Computer Electronics
Conversion of binary number 111112 to an octal number is

358
378
328
428
None of these

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Digital Computer Electronics
The maximum count which a 6-bit binary word can represent is

None of these
63
36
65
64

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Digital Computer Electronics
Addition of 1101012 and 1011112 is

None of these
11101112
11010002
11001002
1100112

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Digital Computer Electronics
How many outputs signals can a gate have?

both (a) and (b)
two only
one
None of these
more than one

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