Reference no: EM131704920
1. "Queuing theory, the study of waiting line models, helps operations managers better understand"
A inadequate capacity and variability in demand arrival rates/service times
B "service businesses such as UPS, USPS, or FedEx"
C assembly line-type manufacturing
D why people go to the bank or doctor s office
2. A queue will not form if capacity exceeds demand.
True
False
3. One way to reduce a queue is to reduce ________ during __________ times.
A “demand, off-peak"
B “demand, peak"
C "supply, off-peak"
D “supply, peak"
4. Which of the following statements about queues is FALSE when demand exceeds supply?
A) The queue grows as long as the demand rate exceeds capacity and customers are willing to wait.
B) " If demand exceeds capacity for a longer period of time, the queue grows longer."
C) The queue will shrink if customers walk away instead of waiting patiently in line.
D) The queue grows as long as the supply rate exceeds capacity.
5. A server is idle 5% of the time. What is the server s utilization?
A) 5%
B) 95%
C) 100%
D) Cannot be determined
6. Packages arrive at a facility at a rate of 30 per hour and are processed continuously at a rate of 25 per hour. The facility is open from 8 a.m. to 4 p.m. How long does the last package wait before it is processed?
A) 1.75 hours
B) 1.60 hours
C) 1.33 hours
D) 1.20 hours
7. "Magazines, TVs, elevator music, and frequent communication are all "
A) psychological ways of reducing wait times
B) physical ways of reducing wait times
C) social ways of reducing wait times
D) none of the above
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