Which logic gate is represented by the following combination of logic gates ?

Options

A. `NAND`
B. `AND`
C. `NOR`
D. `OR`

Answer

B

Explanation

`{:(A,B,bar(A),bar(B),bar(A)+bar(B),bar(bar(A)+bar(B))),(0,0,1,1,1,0),(0,1,1,0,1,0),(1,0,0,1,1,0),(1,1,0,0,0,1):}`
This is truth table `X=A.B` i.e., `AND` gate.