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Digital Electronics

Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 none of these
 OR
 NAND
 NOR

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Digital Electronics
LSI means

 Large Scale Invertor
 Large Scale Integration
 Large Symbol Integration
 Large Symbol Invertor

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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

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

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Digital Electronics
Combinations that are not listed for the input variables are

 Don't Care
 Borrow
 Overflow
 Carry

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Digital Electronics
What is the minimum number of NAND gates required to realize an X-OR gate?

 6
 5
 4
 3

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Digital Electronics
1 Kilo bits are equal to

 1008 bits
 1000 bits
 1012 bits
 1024 bits

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