Whenever a system is modeled on the First In First Out principle, ____ are used.
A) stacks
B) trees
C) arrays
D) queues

Name: Whenever a system is modeled on the First In First Out principle, ____ are used. A) stacks B) trees C) arrays D) queues
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Queues operate on the First In First Out (FIFO) principle, meaning the first element added to the queue will be the first one to be removed, which is similar to a line of people waiting for service.

Whenever a System Is Modeled on the First in First