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

  • Same
  • Different
  • Optimum
  • Medium

Answer: Option B

2. In which condition one process holds the allocated resources and other waits for it ?

  • Non preemption
  • Mutual exclusion
  • Hold and wait
  • All of above

Answer: Option C

3. Multiprocessor uses large caches but limited process that shares ___ ?

  • Control Bus
  • Memory Bus
  • Multiple memory bus
  • Single memory bus

Answer: Option D

4. __ is a single control line that informs destination unit that a valid is available on the bus ?

  • Ping
  • Token
  • Handshake
  • Strobe

Answer: Option D

5. 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.

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