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Microprocessor

Microprocessor
Number of Hex digits needed to represent the 20-bit address of a memory location are

 20
 5
 16
 4

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Microprocessor
What is SIM?

  Set interrupt mask.
 Sorting interrupt mask.
 Select interrupt mask.
 None of these.

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Microprocessor
For a memory with a 16-bit address space, the addressability is

16 bits
2^16 bits
Cannot be determined
8 bits

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Microprocessor
EPROMs are preferred for storing programs while developing new microprocessor based system. Because of their

 non-volatile characteristic
 all the above characteristic
 random access characteristic
 erasable and programmable characteristic

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

 not affected
 affected indicating specific conditions
 always set
 always reset

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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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