30) What is the minimum number of 2 input NAND gates required to implement the functionF = (x'+y') (z+w)

31) How many truth tables can be made from one function table ?

32) A comparison between serial and parallel adder reveals that serial order

33) What is the largest number of data inputs which a data selector with two control inputs can have ?

34) If a logic gates has four inputs, then total number of possible input combinations is