A Single-Phase Waiting-Line System Meets the Assumptions of Constant Service

question 114

Multiple Choice

A single-phase waiting-line system meets the assumptions of constant service time or M/D/1. Units arrive at this system every 12 minutes on average. Service takes a constant 8 minutes. The average length of the queue L_q is approximately

• A) 0.67
• B) 2.5
• C) 4.5
• D) 5.0
• E) 7.5

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Definitions:

Productive Capacity

The maximum output a system can produce over a specific period under normal working conditions.

Direct Labor Hours

Total count of hours devoted by employees in the direct creation of goods or offering of services.

Special Order

A special order involves a one-time or exceptional purchase of goods or services made to customer specifications that may differ from standard offerings.

Variable Costs

Outlays that adjust in response to the volume of production or sales figures.