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Digital Electronics

Digital Electronics
(1D)16 in BCD 8421 code is

 00011101
 00101001
 00011111
 00100100

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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 ?

None of these
 A= G
 G = A
 G = Ā

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Digital Electronics
Which of these circuits will give yield carry with more delay 1. Carry look ahead adder 2. Ripple carry adder

 both are same
 2.
 none
 1.

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Digital Electronics
In Boolean algebra A.A is equal to

 2A
 A
 A²
 1

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Digital Electronics
An EPROM is

 programmable and erasable
 volatile
 non erasable
 erasable but not programmable

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 6
 3
 8
 9

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