In double buffering, while one buffer is being processed, what can happen to the other buffer?

Options

  • A. It can receive the next block of data
  • B. It must remain permanently empty
  • C. It disables the CPU until processing finishes
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

A. It can receive the next block of data

Detailed Explanation

Correct Answer: It can receive the next block of data.

Explanation: Double buffering uses two buffers so that one can be processed while the other receives new data. The buffers can then switch roles. This overlap can improve throughput when the hardware and software support concurrent transfer and processing.
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BPSC TRE 4 operating system practice set 3

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