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____ processor has to check continuously till device becomes ready for transferring the data ?

  • DMA
  • Interrupt-initiated I/O
  • IOP
  • DCP

Answer: Option B

Similar Questions :

1. 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

2. __ read the data by reflecting pulses of laser beams on the surface ?

  • Magnetic disk
  • Optical disk
  • Floppy disk
  • ROM

Answer: Option B

3. Three bit binary numbers can be represented by ?

  • Binary number
  • Decimal number
  • Hexadecimal number
  • Octal number

Answer: Option D

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

  • Same
  • Different
  • Optimum
  • Medium

Answer: Option B

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