Which of the following is the most commonly used queue disciplines?
A)last in,first out
B)first in,first out
C)random order
D)alphabetical order of last names

Question

Quizplus · Accepted Answer

First in, first out (FIFO) is the most commonly used queue discipline in computer systems. This ensures that the first job that enters the system is the first to be executed or served. Other queue disciplines like last in, first out (LIFO), random order, or alphabetical order of last names may be used in specific situations, but FIFO is the default choice for most applications.

Which of the Following Is the Most Commonly Used Queue