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Q.

8086 can access up to?

A

512KB

B

1Mb

C

2Mb

D

256KB

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MCQ

1.

Which flag represents the result when the system capacity is exceeded?

A

Carry flag

B

Auxiliary flag

C

Trap flag

D

Overflow flag

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2.

The _______ is used to connect more microprocessor

A

peripheral device

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cascade

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I/O devices

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control unit

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3.

Which group of instructions do not affect the flags?

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Arithmetic operations

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Logic operations

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Data transfer operations

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Branch operations

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4.

Which of the following is not a Features of 8086?

A

It uses two stages of pipelining

B

It is available in 3 versions based on the frequency of operation

C

Fetch stage can prefetch up to 6 bytes of instructions

D

It has 512 vectored interrupts.

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5.

. The OF is called as _______

A

overflow flag

B

overdue flag

C

one flag

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over flag

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