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Microprocessor

Microprocessor
Internet is a worldwide network of computers where most of the information is freely available.

False
True

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Microprocessor
_____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts.

 SIM
 EI
 DI
 RIM

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Microprocessor
________is the only non-vectored interrupt in 8085 microprocessor.

 RST 5.5
 RST 7
 INTR
 TRAP

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Microprocessor
When any data transfer instruction, to transfer the data from memory to microprocessor, is executed the condition flags are

 affected indicating specific conditions
 not affected
 always set
 always reset

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Microprocessor
HLT opcode means

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

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Microprocessor
Which of the following is a valid integer constant?

125 + 3
127
127
127

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