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Digital Electronics

Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 4
 1
 2
 3

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Digital Electronics
What will be the Boolean expression for an inverter logic gate, where input is A and output is G ?

 A= G
 G = Ā
 G = A
None of these

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Digital Electronics
F’s complement of (2BFD)Hex is

 D402
 C403
 E304
 D403

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Digital Electronics
A 15-bit Hamming code requires

 4 parity bits
 5 parity bits
 15 parity bits
 none of these.

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Digital Electronics
The code used for labeling the cells of a K-map is

 hexadecimal
 gray
 8-4-2-1 binary
 octal

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Digital Electronics
Which of these circuits have higher gate complexity 1. Carry look ahead adder 2. Ripple carry adder

 1
 both have same
 2
 none

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