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Digital Electronics

Digital Electronics
In Boolean algebra AND is represented by

 +
 /
 ×
 -

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Digital Electronics
"What would happen, if smaller logic modules are utilized for performing logical functions associated with FPGA? A. Propagation delay will increase B. FPGA area will increase C. Wastage of logic modules will not be prevented D. Number of interconnected paths in device will decrease"

C & D
A & B
A & D
B & C

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Digital Electronics
NAND. gates are preferred over others because these

have lower fabrication area
provide maximum density in a chip.
consume least electronic power
can be used to make any gate

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

 X-NOR
 NAND
 OR
 AND

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Digital Electronics
AND operation of (79)10 & (-56)10 is

 48H
 08H
 50H
 42H

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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

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

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