Microprocessor Basics Questions

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31.

The acculator is 16 bit wide and is called

A

AX

B

AH

C

AL

D

DL

Correct Answer: A

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32.

How many bits the instruction pointer is wide

A

16 bit

B

32 bit

C

64 bit

D

128 bit

Correct Answer: A

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33.

The size of each segment in 8086 is

A

64 kb

B

24 kb

C

50 kb

D

16 kb

Correct Answer: A

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34.

The ______ address of a memory is a 20 bit address for the 8086 microprocessor

A

Physical

B

Logical

C

Both

D

None of these

Correct Answer: A

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35.

EA stand for

A

Effective address

B

Electrical address

C

Effect address

D

None of these

Correct Answer: A

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36.

BP stand for

A

Bit pointer

B

Base pointer

C

Bus pointer

D

Byte pointer

Correct Answer: B

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37.

DI stand for

A

Destination index

B

Defect index

C

Definition index

D

Delete index

Correct Answer: A

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38.

SI stand for

A

Stand index

B

Source Index

C

Segment Index

D

Simple Index

Correct Answer: B

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39.

ALE stand for

A

Address latch enable

B

Address light enable

C

Address lower enable

D

Address last enable

Correct Answer: A

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40.

NMI stand for

A

Non mask able interrupt

B

Non mistake interrupt

C

Both

D

None of these

Correct Answer: A

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