Question 1

Being user-friendly and easy to understand typically means that the simulation produces less accurate results.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following is an example of general-purpose simulation software?

Accepted Answer

A) PC-MODEL 
B) MAP/1 
C) SIMFACTORY 
D) Canella IV 
E) OPUS/2.3 
A) PC-MODEL 
B) MAP/1 
C) SIMFACTORY 
D) Canella IV 
E) OPUS/2.3

Question 3

The central problem in virtually every waiting line situation is a decision balancing the costs of adding services with the costs of waiting.

Accepted Answer

A) True 
 B)False

Question 4

The Poisson probability distribution is used in waiting line management when one is interested in the number of arrivals to a queue during some fixed time period.

Accepted Answer

A) True 
 B)False

Question 5

Standing in line to buy tickets for a basketball game where there are multiple ticket windows involves which type of queuing system line structure? _________________________________

Accepted Answer

multichannel, single phase
Exp

Question 6

Which of the following is an example of a finite population in a queuing system?

Accepted Answer

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) Patients seeking help in a hospital emergency room 
E) Taxpayers calling for assistance from the IRS 
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) Patients seeking help in a hospital emergency room 
E) Taxpayers calling for assistance from the IRS

Question 7

A roller coaster ride in an amusement park employs which type of queuing system line structure?

Accepted Answer

A) Single channel, single phase 
B) Single channel, multiphase 
C) Multichannel, single phase 
D) Multichannel, multiphase 
E) None of these 
A) Single channel, single phase 
B) Single channel, multiphase 
C) Multichannel, single phase 
D) Multichannel, multiphase 
E) None of these

Question 8

In a practical sense, a finite population is one that potentially would form a very long line in relation to the capacity of the serving system.

Accepted Answer

A) True 
 B)False

Question 9

Machine breakdown and repair in a 12-machine factory having one repair mechanic would develop which type of queuing system line structure concerning machine breakdowns?

Accepted Answer

A) Single channel, single phase 
B) Single channel, multiphase 
C) Multichannel, single phase 
D) Multichannel, multiphase 
E) None of these 
A) Single channel, single phase 
B) Single channel, multiphase 
C) Multichannel, single phase 
D) Multichannel, multiphase 
E) None of these

Question 10

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?

Accepted Answer

A) Single channel, single phase 
B) Single channel, multiphase 
C) Multichannel, single phase 
D) Multichannel, multiphase 
E) None of these 
A) Single channel, single phase 
B) Single channel, multiphase 
C) Multichannel, single phase 
D) Multichannel, multiphase 
E) None of these

Question 11

In a department, 25 machines are kept running by three operators who respond to randomly occurring equipment problems.An analyst wanting to know whether to add a fourth operator or downsize to two operators would be helped by using queuing theory analysis.

Accepted Answer

A) True 
 B)False

Question 12

The demand on a hospital's emergency medical services is considered an uncontrollable arrival pattern of the calling population.

Accepted Answer

A) True 
 B)False

Question 13

For an infinite queuing situation, if the arrival rate for loading trucks is 5 trucks per hour, what is the mean time between arrivals?

Accepted Answer

A) 5 hours 
B) 2.5 hours 
C) 0.2 hour 
D) 0.1 hour 
E) None of these 
A) 5 hours 
B) 2.5 hours 
C) 0.2 hour 
D) 0.1 hour 
E) None of these

Question 14

Which of the following is a suggestion for managing queues presented in the textbook?

Accepted Answer

A) Train your servers to be friendly. 
B) Tell customers that the line should encourage them to come during slack periods. 
C) Give each customer a number. 
D) Periodically close the service channel to temporarily disperse the line. 
E) Use humor to defuse a potentially irritating situation. 
A) Train your servers to be friendly. 
B) Tell customers that the line should encourage them to come during slack periods. 
C) Give each customer a number. 
D) Periodically close the service channel to temporarily disperse the line. 
E) Use humor to defuse a potentially irritating situation.

Question 15

Which of the following is not a suggestion for managing queues presented in the textbook?

Accepted Answer

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. 
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.

Question 16

Being able to permit interactive debugging of a model so the user can trace flows through the model and more easily find errors is considered a desirable feature of simulation software systems.

Accepted Answer

A) True 
 B)False

Question 17

In modeling a simulation, random numbers from 00 to 99 are assigned with the intervals determined from frequency distributions for each behavior occurrence.Assume there are two behaviors, A and B, out of 100 tallies.On behavior A you record 45 tallies, and on behavior B you record 55 tallies.Which of the following is a correct random-number interval for behavior A?

Accepted Answer

A) 00 to 45 
B) 00 to 44 
C) 56 to 99 
D) 55 to 100 
E) 45 to 100 
A) 00 to 45 
B) 00 to 44 
C) 56 to 99 
D) 55 to 100 
E) 45 to 100

Question 18

In infinite queuing theory, the average number in the waiting line divided by the average arrival rate yields what measure of waiting line performance? _________________________________

Accepted Answer

average wa

Question 19

Which of the following is an example of general-purpose simulation software?

Accepted Answer

A) Link Trainer Programs 
B) SIMSCRIPT II.5 
C) SIM-Central 
D) C++ 
E) Visual Basic 
A) Link Trainer Programs 
B) SIMSCRIPT II.5 
C) SIM-Central 
D) C++ 
E) Visual Basic

Question 20

A tellers' window in a bank is an example of a single-channel, multiphase queuing system.

Accepted Answer

A) True 
 B)False

Exam 10: Waiting Line Analysis and Simulation

Being user-friendly and easy to understand typically means that the simulation produces less accurate results.

Which of the following is an example of general-purpose simulation software?

The central problem in virtually every waiting line situation is a decision balancing the costs of adding services with the costs of waiting.

The Poisson probability distribution is used in waiting line management when one is interested in the number of arrivals to a queue during some fixed time period.

Standing in line to buy tickets for a basketball game where there are multiple ticket windows involves which type of queuing system line structure? _________________________________

Which of the following is an example of a finite population in a queuing system?

A roller coaster ride in an amusement park employs which type of queuing system line structure?

In a practical sense, a finite population is one that potentially would form a very long line in relation to the capacity of the serving system.

Machine breakdown and repair in a 12-machine factory having one repair mechanic would develop which type of queuing system line structure concerning machine breakdowns?

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?

In a department, 25 machines are kept running by three operators who respond to randomly occurring equipment problems.An analyst wanting to know whether to add a fourth operator or downsize to two operators would be helped by using queuing theory analysis.

The demand on a hospital's emergency medical services is considered an uncontrollable arrival pattern of the calling population.

For an infinite queuing situation, if the arrival rate for loading trucks is 5 trucks per hour, what is the mean time between arrivals?

Which of the following is a suggestion for managing queues presented in the textbook?

Which of the following is not a suggestion for managing queues presented in the textbook?

Being able to permit interactive debugging of a model so the user can trace flows through the model and more easily find errors is considered a desirable feature of simulation software systems.

In infinite queuing theory, the average number in the waiting line divided by the average arrival rate yields what measure of waiting line performance? _________________________________

Which of the following is an example of general-purpose simulation software?

A tellers' window in a bank is an example of a single-channel, multiphase queuing system.

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