8086 Microprocessor Questions

MCQ bookmark_border

31.

. The BIU contains FIFO register of size __________ bytes

A

8

B

6

C

4

D

12

Correct Answer: B

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

32.

. The BIU prefetches the instruction from memory and store them in ________

A

queue

B

register

C

memory

D

stack

Correct Answer: A

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

33.

. The 1 MB byte of memory can be divided into ______ segment

A

1 Kbyte

B

64 Kbyte

C

33 Kbyte

D

34 Kbyte

Correct Answer: B

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

34.

. The DS is called as _______

A

data segment

B

digital segment

C

divide segment

D

decode segment

Correct Answer: A

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

35.

. The CS register stores instruction _____________ in code segment

A

stream

B

path

C

codes

D

stream line

Correct Answer: C

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

36.

. The IP is ________ bits in length

A

8 bits

B

4 bits

C

16 bits

D

32 bits

Correct Answer: C

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

37.

. The push source copies a word from source to ______

A

stack

B

memory

C

register

D

destination

Correct Answer: A

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

38.

. LDs copies to consecutive words from memory to register and ___________

A

ES

B

DS

C

SS

D

CS

Correct Answer: B

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

39.

. INC destination increments the content of destination by _______

A

1

B

2

C

30

D

41

Correct Answer: A

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

40.

. IMUL source is a signed _________

A

multiplication

B

addition

C

subtraction

D

division

Correct Answer: A

Check Answer report_problem Report forum Discussion