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Microprocessor

Microprocessor
How many 16-bit special purpose registers are present in 8085 microprocessor?

 8
 2
 6
 16

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Microprocessor
While STC instruction executes,

 all flags will be affected.
 only carry flag will be affected.
 no flags will be affected.
 only carry and zero flags will be affected.

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Microprocessor
When the write enable input is not asserted, the gated D latch _________ its output.

Sets
Complements
Can not change
Clears

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

 Decoders
 Accumulators
 Registers
 Buffers

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Microprocessor
What is mean by ALU

 Arithmetic logic upgrade
 Arithmetic local unsigned
 Arithmetic logic unsigned
 Arithmetic logic unit

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Microprocessor
The control flags in 8086 are:

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

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