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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 74328 to a binary number is

11110001101112
1100110101112
1111000110102
1111111110002
None of these

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

32
16
64
None of these
128

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

D
E
F
None of these
G

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Digital Computer Electronics
A gate is a logic circuit with one or more input signals but _____ output signal.

more than one
two
None of these
double
one

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Digital Computer Electronics
Conversion of an octal number 478 to its binary number is

11110112
None of these
1100112
1100112
1001112

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

A+AA
(B+C)(A.B)+(A.C)
(A+B)+CA+(B+C)
None of these
A+BB+A

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