engineering recuitment ISRO Scientist Computer Science Mock Test Digital Logic Combinational Circuits Multiplexer
Consider the following combinational function block involving four Boolean variables x, y, a, b where x, a, b are inputs and y is the output.
f (x, y, a, b)
(
if (x is 1) y = a;
else y = b;
}
Which one of the following digital logic blocks is the most suitable for implementing this function?1
Full adder
2
Priority encoder
3
Multiplexer
4
Flip-flop