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Microprocessor

Microprocessor
How many segments are there in 8086?

 4.
 2.
 3.
 6.

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Microprocessor
The control flags in 8086 are:

 the interrupt flag(IF).
 the direction flag(DF).
 the Trap flag(TF).
All of these

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Microprocessor
Number of Hex digits needed to represent the 20-bit address of a memory location are

 4
 16
 20
 5

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Microprocessor
What is used to access 16-bit data in 8086?

None of these
 Pipeline architecture.
 Memory Banking.
 Data Banking.

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Microprocessor
Both the ALU and control section of CPU employ which special purpose storage location?

 Accumulators
 Buffers
 Decoders
 Registers

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Microprocessor
The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are

 all bits set (i.e. FFH)
 all bits reset (i.e. 00H)
 same as the content of A7-A0
 irrelevant

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