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

  • Same
  • Different
  • Optimum
  • Medium

Answer: Option B

Similar Questions :

1. 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.

2. Which memory is assembled between main memory and CPU ?

  • Primary Memory
  • Secondary Memory
  • Registers
  • Cache Memory

Answer: Option D

3. The unit which decodes and translates each instruction and generates the necessary enable signals for ALU and other units is called

  • ALU
  • Control Unit
  • CPU
  • Logical Unit

Answer: Option B

4. Which technique is used that identifies the highest priority resource by means of software ?

  • Daisy chaining
  • Polling
  • Priority
  • Chaining

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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