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What is meaning of PCB ?

  • Process control block
  • Preempitive control block
  • Process close block
  • Process carrying block

Answer: Option A

Similar Questions :

1. What is meaning of PCB ?

  • Process control block
  • Preempitive control block
  • Process close block
  • Process carrying block

Answer: Option A

2. What is meaning of DMAC ?

  • Dual memory access controller
  • Direct memory access controller
  • Direct memory access computer
  • Direct memory accumulator controller

Answer: Option B

3. A keyboard has which type of asynchronous transfer mode ?

  • Serial
  • Parralel
  • Optimal
  • Joint

Answer: Option A

Explanation:

In serial transfer each bit is sent one after the another in a sequence of event and requires just one line.

4. One byte equals to how many bits ?

  • 4 bits
  • 8 bits
  • 12 bits
  • 16 bits

Answer: Option B

5. Which devices among following are usually designed on the complex electromechanical principle ?

  • Printing devices
  • Input devices
  • Storage devices
  • Peripheral devices

Answer: Option B

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