First In First Out (FIFO) Definition and Explanation PDF Download
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First In First Out (FIFO) Definition:
A queuing technique in which the next item to be retrieved is the longest held item in the queue.
Operating Systems by William Stallings
First In First Out (FIFO) Explanation:
FIFO (First In First Out) is a method for organizing and manipulating data, where the oldest entry i.e. first entry, or head of the queue is processed first. Queue is an example of FIFO, in which the element that is added first is processed first as well.
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