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Which method is used to establish priority by serially connecting all devices that request an interrupt ?

  • Interrupt
  • Polling
  • Priority
  • Daisy chaining

Answer: Option D

Similar Questions :

1. In which of the following status flags required for data transfer are present ?

  • Interface Circuit
  • Parallel Line
  • Device Circuit
  • None of Above

Answer: Option A

2. User programs interact with I/O devices through ?

  • Operating System
  • Hardware
  • Buses
  • Processor

Answer: Option A

3. What is meaning of PCB ?

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

Answer: Option A

4. Asynchronous means ?

  • Not in step with the elapse of time
  • Not in step with the elapse of address
  • Not in step with the elapse of data
  • Not in step with the elapse of control

Answer: Option A

5. In which condition only one process holds a resource at a given time ?

  • Circular queue
  • Hold and Wait
  • Mutual exclusion
  • Non preemption

Answer: Option C

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