Four of the Most Widely Used Waiting Line Models-M/M/1 or A

question 20

Multiple Choice

Four of the most widely used waiting line models-M/M/1 or A, M/M/S or B, M/D/1 or C, and Limited population or D-all share three characteristics, which are

• A) normal arrivals, FIFO discipline, and normal service times
• B) Poisson arrivals, FIFO discipline, and a single-service phase
• C) Poisson arrivals, FIFO discipline, and exponential service times
• D) Poisson arrivals, no queue discipline, and exponential service times
• E) none of these

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Definitions:

Increasing

A process or trend characterized by a growth or rise in quantity, size, or significance.

Panels

Groups of selected individuals or experts brought together to discuss, investigate, or make decisions about specific subjects.

Infinite Slope

A mathematical concept indicating a line that is vertical, representing an undefined or infinite rate of change.

Zero Slope

Characteristic of a straight line that is perfectly horizontal, indicating no change in the dependent variable regardless of changes in the independent variable.