In queuing systems, queues of objects are waiting to be served by various ____.

Question

In queuing systems, queues of objects are waiting to be served by various ____.
   a. operations
   b. lists
   c. customers
   d. servers

The addQueue method properly inserts an element to the queue and increments the variable count by one.
   a. true
   b. false

The method front returns the first element in the queue.
   a. true
   b. false

In a queuing system, the time it takes to serve a customer is referred to as the waiting time.
   a. true
   b. false

A queue is modeled on a ____ structure.
   a. LIFO
   b. FIFO
   c. stack
   d. list

Explanation / Answer

1. The answer is d) Servers

2) It is true.

3) It is true

4) It is true . It is becaue this is the time the next customer has to wait in the queue
   and subsequent wait times can be calculated with this time based on number of customers.

5) A queue is a FIFO structure. One who is First In is first one to go out.

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