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Microprocessor

Microprocessor
Temporary registers in 8085 are

 H and L.
 W and Z.
 B and C.
 D and E.

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Microprocessor
HLT opcode means

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

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Microprocessor
The word size of 8085 microprocessor is

 4-bit
 20-bit
 8-bit
 16-bit

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Microprocessor
DMA is used between

 none
 microprocessor and memory
 microprocessor and I/O
 memory and I/O

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Microprocessor
Bus Interface Unit (BIU) in 8086 performs the following functions:

 Instruction fetch.
 Instruction decoding.
 Arithmatic and Logic operations.
 All the above.

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Microprocessor
In Fortran 77 a variable name can contain special characters.

False
True

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