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Digital Computer Electronics

Digital Computer Electronics
A positive AND gate is also a negative

OR gate
AND gate
NOR gate
None of these
NAND gate

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Digital Computer Electronics
Conversion of binary number 100000000002 to decimal number is

102410
112410
103710
103410
None of these

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

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

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Digital Computer Electronics
The output of the following gate is 0 only if at least one of the inputs is 1:

NOR gate
AND gate
OR gate
EX-OR gate
None of these

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Digital Computer Electronics
Conversion of binary number 1000112 to an octal number is

438
508
None of these
498
478

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Digital Computer Electronics
What is the 2's complement of 0011 0101 1001 1100 number?

1100 1010 0110 0100
None of these
1100 1010 1111 1111
1100 1010 0110 0011
1100 1010 1100 1011

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