What is Last In First Out (LIFO) in Operating System?

Learn Last In First Out (LIFO) definition in operating system with explanation to study “What is Last In First Out (LIFO)”. Study last in first out (lifo) explanation with operating system terms to review operating system course for online degree programs.

Last In First Out (LIFO) Definition

  • A queuing technique in which the next item to be retrieved is the item most recently placed in the queue.

    Operating Systems by William Stallings



Last In First Out (LIFO) Explanation

The acronym for Last In First Out is LIFO. It is a method of processing data in which the last item entered in the list is the first element to be retrieved from that list. It is the opposite of First In First Out (FIFO). An example of LIFO is stack. Stack is a data structure in which the elements are stored like a stack and the top one being added as the last is the first to be retrieved.

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