Electronic Devices Question 268

Question: The following truth table corresponds to the logic gate [BHU 1994; CPMT 2000; J & K CET 2004]
A 0 0 1 1
B 0 1 0 1
X 0 1 1 1

Options:

A) NAND

B) OR

C) AND

D) XOR

Show Answer

Answer:

Correct Answer: B

Solution:

For OR gate $ X=A+B $ i.e.

$ 0+0=0 $ , $ 0+1=1 $ , $ 1+0=1 $ , $ 1+1=1 $



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