Q. Consider an up/down counter that counts between 0 and 15, if external input(X) is “0” the counter countsupward (0000 to 1111) and if external input (X) is “1” the counter counts downward (1111 to 0000), nowsuppose that the present state is “1100” and X=1, the next state of the counter will be                      (Solved)