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Digital Electronics

Digital Electronics
AND operation is equivalant to

 Both B and C
 Division
 Union
 Intersection

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Digital Electronics
The universal gate is ___________

AND gate
None of these
NAND gate
OR gate

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Digital Electronics
8421 code is

 non-weighted code
 self-complementing code
 alphanumeric code
 weighted code

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Digital Electronics
Most of the digital computers do not have floating point hardware because

Floating point hardware is costly
It is not possible to perform floating point addition by hardware
Of no specific reason
It is slower than software

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Digital Electronics
The Quine– McClusky method of minimization of a logic expression is a (i) graphical method (ii) algebraic method (iii) tabular method (iv) a computer-oriented algorithm The correct answers are

 (iii) and (iv)
 (i) and (iii)
 (i) and (ii)
 (ii) and (iv)

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Digital Electronics
Which of the following is 1’s complement representation of +57

 01000110
 00000001
 00111001
 11000110

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