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Microprocessor

Microprocessor
A structure that stores a number of bits taken “together as a unit” is a

Decoder
Register
Mux
Gate

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Microprocessor
At the beginning of a fetch cycle, the contents of the program counter are

 transferred to memory address register .
 transferred to address bus.
 transferred to memory data register.
 incremented by one.

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Microprocessor
The address bus of any microprocessor is always

 Bi-directional
 None
 Unidirectional
 Either unidirectional or bi-directional

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Microprocessor
The minimum number of transistors required to implement a two input AND gate is

8
2
6
4

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

 Accumulators
 Decoders
 Buffers
 Registers

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Microprocessor
HLT opcode means

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

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