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

question 110

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. What is the average length of the queue, L_q, in units?

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

---

Definitions:

Diplomatic Relations

The formal interactions and communications between two or more countries' governments, typically involving ambassadors and embassies, aimed at managing international affairs.

Cuba

An island nation in the Caribbean characterized by its significant role in Cold War politics, its socialist government, and rich cultural heritage.

Unauthorized Military

Military or paramilitary operations conducted without official approval or recognition.

Peaceful Relations

The state or condition of being free from conflict or dispute between countries, groups, or individuals, often achieved through diplomacy and mutual agreements.