Question: Which of the following statements about queueing system performance is TRUE? Measures such as Lq, W and Wq are only valid to describe a system

Which of the following statements about queueing system performance is TRUE?

Measures such as Lq, W and Wq are only valid to describe a system at steady-state.

In a single server queueing system, W and Wq will be the same.

W and L focus on the entire system while Lq and Wq focus only on the waiting line.

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