8086 Microprocessor Questions

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41.

. _________destination inverts each bit of destination

A

NOT

B

NOR

C

AND

D

OR

Correct Answer: A

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42.

. The JS is called as ______

A

jump the signed bit

B

jump single bit

C

jump simple bit

D

jump signal it

Correct Answer: A

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43.

. Instruction providing both segment base and offset address are called _____

A

below type 

B

far type

C

low type

D

high type

Correct Answer: B

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44.

. The conditional branch instruction specify ___________ for branching

A

conditions

B

instruction

C

address

D

memory

Correct Answer: A

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45.

. The microprocessor determines whether the specified condition exists or not by testing the ______

A

carry flag

B

conditional flag

C

common flag

D

sign flag

Correct Answer: B

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46.

. The LES copies to words from memory to register and __________

A

DS

B

CS

C

ES

D

DS

Correct Answer: C

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47.

The _________ translates a byte from one code to another code

A

XLAT

B

XCHNG

C

POP

D

PUSH

Correct Answer: A

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48.

The _______ contains an offset instead of actual address

A

SP

B

IP

C

ES

D

SS

Correct Answer: B

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49.

The 8086 fetches instruction one after another from __________ of memory

A

queue

B

stack

C

segment

D

register

Correct Answer: A

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50.

The ___________ is required to synchronize the internal operands in the processor CLK Signal

A

UR Signal

B

Vcc

C

AIE

D

Ground

Correct Answer: A

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