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Microprocessor

Microprocessor
The number of output pins in 8085 microprocessors are

 19.
 21.
 40.
 27.

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Microprocessor
The timing difference between a slow memory and fast processor can be resolved if

Processor is capable of waiting
External buffer is used
Neither A nor B
Either A or B

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Microprocessor
The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is

 960ns
 1280ns
 320ns
 640ns

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Microprocessor
When an 8085 microprocessor is reset, the address bus contains

 003CH
 0043H
 0000H
 002CH

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Microprocessor
Which of the following is a valid integer constant?

127
127
127
125 + 3

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Microprocessor
Which instruction is required to rotate the content of accumulator one bit right along with carry?

 RLC
 RRC
 RAL
 RAR

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