Question no. 1: (a) Assemble the following instructions and show the changes in given Accumulator register and flags after each instruction execution. (Marks 5) Answer: MOV AL, 8Bh ; CF = 0, SF = 0, PF = 0, ZF = 0 ADD AL, 22h ; CF = 0, SF = 0, PF = 0, ZF = 0 AND Al, 1000101b ; CF = 0, SF = 1, PF = 0...