Queuing theory in Operation research subject, Exams of Operational Research

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QUEUING THEORY

QUEUE???

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DEFINITION QUEUING THEORY IS THE “ MATHEMATICAL STUDY OF WAITING LINE” OR, Q.T IS THE MATHEMATICS OF WAITING LINE. DEALS WITH PROBLEM WHICH INVOLVE QUEUING OR WIAITNG LINE.

USE IN OR OR IS THE STUDY OF OPERATION FOR THE PURPOSE OF MAKING BETTER DECISIONS QUEUING THEORY CONSIDERED AS BRANCH OF OPERATION RESEARCH , BECAUSE, THE RESULT USE WHEN WE TAKE A BETTER DECISION IN BUSINESS AREA SPECIALLY

ELEMENTS OF QUEUE SYSTEM  (^) INPUT ( ARRIVE )  SERVICES  QUEUE DISCIPINE  OUTPUT OD QUEUE

OPERATING CHARACTERSTICS OF QUEUING THEORY QUEUE LENGTH SYSTEM LENGTH WAITING TIME IN THE QUEUE TOTAL TIME IN THE SYSTEM UTILIZATION FACTOR

QUEUE DISCIPLANE HOW CUSTOMER ARE SERVED IN THE QUEUE: FIFO LIFO SIRO SPT PR