Circle the right Answer for the following questions (2 points each) 1. A) The output of an exclusive-OR gate is 1. Which input combinations are correct? A 1, B 0 b. A=0,B=1 d. none of the above B) The...

Circle the right Answer for the following questions (2 points each) 1. A) The output of an exclusive-OR gate is 1. Which input combinations are correct? A 1, B 0 b. A=0,B=1 d. none of the above B) The EX-OR gate has two inputs A and B. The output of the EX-OR gate may be expressed as c. AB+(AB) a. AB'+A'B d. None of the above b. AB+A'B C) A 16-1 multiplexer would have number of selector pins 2 b. 3 c. 4 d. 16 a. D) For a 4-bit parallel adder, if the carry-in is connected to a logical HIGH, the result is: a. the same as if the carry-in is tied LOW since the least significant carry-in is ignor b. that carry-out will always be HIGH. c. a one will be added to the final result. d. the carry-out is ignored. 1 of 10