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If CPU and I/O interface share a common bus than transfer of data between two units is known as ?

  • Asynchronous
  • Clock dependent
  • Synchronous
  • Decoder independent

Answer: Option C

Similar Questions :

1. 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

2. 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.

3. 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

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

  • Operating System
  • Hardware
  • Buses
  • Processor

Answer: Option A

5. A microprogram is sequencer perform the operation ?

  • Read
  • Write
  • Read and Write
  • Read and Execute

Answer: Option D

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