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Buffering (Heuristic (FIFO
First In First Out (The order of insertion…
Buffering
Heuristic
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LRU
Least Recently Used
Whenever information in a buffer is accessed, this buffer is brought to the front of the list.
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Hard disk
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Reading byte
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rotational delay or rotational latency
The time spent waiting for the
desired sector to come under the I/O head
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Double buffering
Оne buffer for input, and a second for output
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Buffering in file
This process of using buffers as an intermediary between a user and a disk file is called buffering the file
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