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Microprocessor

Microprocessor
In a microprocessor based system the stack is always in

 microprocessor
 EPROM
 ROM
 RAM

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Microprocessor
Which of the following is not a general purpose peripheral?

Programmable interrupt controller
I/O port
Programmable CRT controller
Programmable interval timer

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

 Registers
 Buffers
 Decoders
 Accumulators

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Microprocessor
Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be

 00000000
 00000001
 None
 11111111

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Microprocessor
An I/O processor controls the flow of information between

Cache memory and I/O devices
Main memory and I/O devices
Two I/O devices
Cache and main memory

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Microprocessor
HLT opcode means

  end of program.
  store result in memory.
  load data to accumulator.
  load accumulator with contents of register.

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