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Microprocessor

Microprocessor
A combinational PLD with a programmable AND array and a fixed OR array is called a

 PAL
 PLD
 PROM
 PLA

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Microprocessor
In an 8085 microprocessor based system, the contents of SP are 1000H, PUSH B instruction will transfer the contents of registers B & C respectively for memory locations

 0FFF H and 0FFE H
 0FFE H and 0FFF H
 1000 H and 0FFF H
 1000 H and 1001 H

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Microprocessor
Length of the instruction POP D is

 1 byte
 2 byte
 3 byte
 4 byte

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Microprocessor
HLT opcode means

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

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Microprocessor
Which of the following is a valid integer constant?

125 + 3
127
127
127

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

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

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