Multiple-choice question(30points,5 points for each questions)

(1) ******** is place for short-term storage for data and execting programs.

A. CPU B.ALU C.Memory D.BUS

(2) a=10101111 b=00111011 a********* b= 10010100

A. AND B.XOR C. + D. OR

(3) Which of the following are illegal?

A. ldc 7.0 B. bipush 3.05 C.sipush 5 D. ldc -2.7

(4) Which of the following are legal?

A. MOV AX, BL B. ADD [BX], [CX] C. CMP AX, BX D. ldc AX, 3.15

(5) Which is the max value of the 8-bits twos complement of binary?

A. 128 B.255 C.127 D.-128

(6) Whats the difference between Intel 8086 and 8088?

A. 8086 has a FPU B. The data bus of 8086 is 16-bits ,and 8088 is 8-bits C. 8086 is small than 8088. D. 8086 is old than 8088