Define buffering, Computer Engineering

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Define buffering.

 A buffer is a memory area that keeps data while they are transferred among two devices or among a device and an application. Buffering is done for three reasons

 a. To cope with a speed mismatch among the producer and consumer of a data stream 

b. To adapt between devices that have dissimilar data transfer sizes  

c. To support copy semantics for application I/O 

 


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