Multiple choice

Pick out the correct definition of buffer

  1. Buffer is a hardware device that stores data outside the CPU

  2. Buffer is the portion of the CPU memory which stores the program instructions

  3. Buffer is a temporary storage between the CPU memory and a peripheral device

  4. Buffer is a device to convert input data into a computer readable form
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C Correct answer
Explanation

A buffer is a temporary storage area in memory that holds data while it is being transferred between two devices or processes with different speeds. It prevents the faster device (like a CPU) from having to wait for the slower device (like a printer) to finish.

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