Quiz submission record for quiz4-1-1 at Mon Jul 12 01:13:27 2004:

Your Answer for Question 1:
At most, there could be 2^N products; that is in the case where every single combination of inputs still produces a true output.  It would be a gate that is always true.

Your Answer for Question 2:
A bus is a number of inputs that is grouped together.  An example could be a group of bits that are supposed to represent a character or a number.  Operations on this character or number are supposed to be applied to all the bits.

Your Answer for Question 3:
y = a.a + a.b + a.not(b)
  = a.(a + b + not(b))   distribution
  = a.(a + 1)            complementarity
  = a.1                  law of 1's
  = 1                    identity


Your unique submission ID is quiz4-1-1-cs61c-el-1089620007-2160.