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Computer Science Set-1
Digital Logic
100

Digital Logic MCQ with Answers

100) If (x567)8+(12yx 5)8=(71yx)8, then values of x and y are

4, 4

3, 3

4, 3

None of these

Answer is:

4, 3

Digital Logic MCQ with Answers

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Related Digital Logic MCQ with Answers

101) Which of the following is the binary representation of the hexadecimal number 3B7F?

0100 1001 1110 1101

0011 1011 0111 1111

1111 1011 0111 1001

0010 0100 0000 1010

Answer is:

0011 1011 0111 1111

102) In 2 ′s complement representation, a certain negative number -N is 1011. The representation of +N is

100

101

110

1111

Answer is:

101

103) The expression for sum of A, B in the half adder is given by

AB

A + B

A ⊕ B

None of these

Answer is:

A ⊕ B

104) Which of the following is true about BCD

It is a 8-4-2-1 weighted code

(1234567)10 needs 4 bytes in BCD representation

Conversion to and from the decimal system can be done easily

All of these

Answer is:

All of these

Digital Logic MCQ with Answers

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