How many different Boolean functions can be defined using 2 input variables?
Options
-
A.
4
-
B.
8
-
C.
16
-
D.
32
-
E.
None of the above
Correct Answer (Detailed Explanation is Below)
C.
16
Detailed Explanation
Explanation: For n input variables, the number of possible Boolean functions is 2^(2^n). For 2 inputs, 2^(2^2) = 2^4 = 16 Boolean functions.