Transcribed Image Text (Micro processer 8086
(Micro processer 8086) Q1) Choose the correct answer: 1. One of the following instructions is correct: a. MUL 67 b. LEA BL.[SI] (2. AS) c. LALF d. Neither a,b nor c 2. Suppose we have SS starts at B4102 H, CS ends at E4250H. The suitable point for DS to start so there are no overlapping of the segments is: c. C4200 H d. C4300 H a. C4000 H b. C4100 H 3. If you have AX-0208H, BL=D8H, the results of performing IDIV BL in AX is: a. 00F3 H b. F300 H c. 5802 H d. 0258 H 4. The Execution Unit includes: a. Instruction pointer b. Status register c. Address generation d. Neither a,b nor c 5. The compare instruction and test instruction are similar in : a. Both instructions are subtraction methods b. Both instructions effect on ZF, SF & PF. c. Both instructions store the result in the destination operand d. Neithe a,b nor c 6. The data bus in 8088 Mp is: a. 16-bit unidirectional lines c. 8-bit unidirectional lines b. 16-bit bidirectional lines d. 8-bit bidirectional lines 7. If the physical address is 91000 H, DS-8400H, SI=3000H, then the value of displacement if we use MOV DX,[SI+Disp.] is : c. A000 H d. C000 H a. 4000 H b. 8000 H 8. The effect of performing the following is: a. Clear PF & CF LAHF c. Clear SF, ZF & AF d. Set SF, ZF & AF OR AH,OF b. Set PF & CF SAHF 9. If we have AX-8A3C H, CL-02 H. the result of performing SAL AX,CL is: a. C51E H c. 451E H b. E28F H d. 228F H 10. If you have a data of size byte stored in DL. I ask you to use the instruction ROL DL,0D H then the number of rotation will be: a. 5 times c.14 times b. 10 times d. Neither a,b nor c Rage 1.3
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