Most systems use a queue discipline known as

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FIFO (First-In, First-Out) is the most common and straightforward queue discipline. It ensures that the first job to arrive is the first job to be processed, without any prioritization based on job attributes such as processing time or due date. This is fair and simple to implement, but may not always be the most efficient in terms of minimizing job wait times or meeting deadlines. However, it is still widely used in many industries and applications.

Most Systems Use a Queue Discipline Known as