COMPUTER SOFTWARE
OPERATING SYSTEMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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first executes the job that came in last in the queue
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first executes the job that came in first in the queue
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first executes the job that needs minimal processor
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first executes the job that has maximum processor needs
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Detailed explanation-1: -Similarly, when the OS is executing various processes using the FIFO algorithm, the first process will be executed first. The first process that arrives in the queue (the line of processes waiting to use a resource) is the first one to get to use that resource.
Detailed explanation-2: -Explanation: In FIFO page replacement algorithm, when a page is to be replaced, the oldest page is chosen and replaced at the tail of the queue.
Detailed explanation-3: -A queue is a First-In First-Out (FIFO) data structure, commonly used in situations where you want to process items in the order they are created or queued. It is considered a limited access data structure since you are restricted to removing the oldest element first.