Question Detail

If CPU and I/O interface share a common bus than transfer of data between two units is known as ?

  • Asynchronous
  • Clock dependent
  • Synchronous
  • Decoder independent
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1. Which technique is used that identifies the highest priority resource by means of software ?

  • Daisy chaining
  • Polling
  • Priority
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2. One byte equals to how many bits ?

  • 4 bits
  • 8 bits
  • 12 bits
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3. A microprogram is sequencer perform the operation ?

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  • Read and Write
  • Read and Execute

4. Which technique has one or more control signal for acknowledgement that is used for intimation ?

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5. What is meaning of PCB ?

  • Process control block
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  • Process carrying block
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