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Which technique helps processor to run a program concurrently with input output operations ?

  • IOP
  • DMA
  • Interrupt driven I/O
  • DCA

Answer: Option C

Similar Questions :

1. I/O processor has direct access to ?

  • Main Memory
  • Secondary Memory
  • Flash Memory
  • ROM

Answer: Option A

2. One byte equals to how many bits ?

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

Answer: Option B

3. Whenever CPU detects an interrupt, what it do with current state ?

  • Save it
  • Discard it
  • Depends system to system
  • First finish it

Answer: Option A

4. The operating mode of I/O devices is __ for different devices ?

  • Same
  • Different
  • Optimum
  • Medium

Answer: Option B

5. Which interrupt establishes a priority over the various sources to determine which request should be entertained first ?

  • Polling
  • Daisy chaining
  • Priority interrupt
  • All of above

Answer: Option C

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