Ch. 10 MGT 393
Which of the following is an example of a finite population in a queuing system? a. People waiting to place their order at a fast food restaurant. b. The departmental faculty in line at the copier. c. People waiting in line at an ATM. d. seeking help in a hospital emergency room. e. Taxpayers calling for assistance from the IRS.
b. The departmental faculty in line at the copier.
Assume the service rate for a queue in a truck-loading operation is 2 trucks per hour. Using the infinite queuing notion which of the following is the average service time? 1/2 a. 2 hours b. 1 hour c. 0.5 hours d. 0.25 hours e. None of the above
c. 0.5 hours
Buying food at a large food store with multiple checkout counters features which type of queuing system line structure? a. Single channel, single phase b. Single channel, multiphase c. Multichannel, single phase d. Multichannel, multiphase e. None of the above
c. Multichannel, single phase
Which of the following is a suggestion for managing queues that is mentioned in the textbook? a. Put up a serpentine lane to keep people from jumping ahead in line b. Use humor to defuse a potentially irritating situation c. Segment the customers d. Assure customers that the wait is fair and inform them of the queue discipline e. Tell people in the queue that each will be served as soon as possible
c. Segment the customers
Which of the following is a suggestion for managing queues presented in the textbook? a. Put up a serpentine lane to keep people from jumping ahead in line b. Use humor to defuse a potentially irritating situation c. Train your servers to be friendly d. Assure customers that the wait is fair and inform them of the queue discipline e. Tell people in the queue that each will be served as soon as possible
c. Train your servers to be friendly
Which of the following is queue discipline? a. Emergencies first b. Garner-Whitten formula c. Newest customer first d. Patient customers last e. None of the above
a. Emergencies first
Which of the following is not a queue discipline? Usually use first come first serve a. First come, first served b. Last in, first out c. Limited needs d. Shortest processing time e. Best customer first
b. Last in, first out
In a college registration process, several department heads have to approve an individual student's semester course load. What is the queuing system line structure? a. Single channel, single phase b. Single channel, multiphase c. Multichannel, single phase d. Multichannel, multiphase e. None of the above
b. Single channel, multiphase
A company is concerned about the number of customers that have to wait for service in their customer service department. Assume the rate at which customers are serviced is 12 per hour. Using the infinite queuing notion, which of the following is the mean time between arrivals? a. 12 minutes b. 6 minutes c. 2 minutes d. 1 minutes e. None of the above
e. None of the above
Which of the following is not a suggestion for managing queues presented in the textbook? a. Try to divert your customer's attention when waiting b. Segment the customers c. Encourage customers to come during the slack periods d. Train your people to be friendly e. Periodically close the service channel to temporarily disperse the line
e. Periodically close the service channel to temporarily disperse the line
