QUESTION 5 The Integer multiplication operation is implemented by the ALU as a. Shift and increment b. Shift and add. C. Shift and decrement. d. Shift and subtract. QUESTION 6 Which one of the following registers contains the address of the next instruction to be fetched from the memory? a. Program Counter (PC). b. Instruction Register (IR). c. Memory Address Register (MAR). d. Memory Buffer Register (MBR)