Question 1

A constant arrival rate is more common in productive systems than a variable arrival rate.

Accepted Answer

A) True 
 B)False

Question 2

Buying a ticket for a college football game where there are multiple windows at which to buy the ticket features 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

Question 3

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.

Question 4

In essence, a queuing system includes several major components.Which of the following is not one of them?

Accepted Answer

A) Source population 
B) Servicing system 
C) How the customer exits the system 
D) The queue discipline 
E) None of these

Question 5

Having animation capabilities to graphically display product flows through a production system is not considered a desirable feature of simulation software systems.

Accepted Answer

A) True 
 B)False

Question 6

Arrival characteristics in a queuing problem analysis include the length of the queue.

Accepted Answer

A) True 
 B)False

Question 7

Assuming a 24 hour operation in a warehouse, and an arrival following Poisson distribution with mean rate of 36 per day and service (unloading using a single bay) following exponential with a rate of 48 trucks per day, answer the following question.What is the expected number of trucks in the system?

Accepted Answer

A) 2.25 
B) 1.5 
C) 2 
D) 1 
E) 3

Question 8

Special-purpose simulation software is specially built to run specific applications and may have provisions in manufacturing models to allow for specifying the number of workcenters, their descriptions, arrival rates, and even batch sizes.

Accepted Answer

A) True 
 B)False

Question 9

Being user-friendly and easy to understand is considered a desirable feature of simulation software systems.

Accepted Answer

A) True 
 B)False

Question 10

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

Question 11

Getting an autograph from a famous person might involve standing in which type of queuing line structure?

Accepted Answer

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

Question 12

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

Question 13

Customers arrive at a single self-serve coffee machine in a busy mall at the rate of 20 per hour, following Poisson distribution.Each customer takes exactly 90 seconds to get his or her coffee.What is the expected number of customers in queue at this coffee machine?

Accepted Answer

A) 1.0 
B) 1.5 
C) 0.5 
D) 2.0 
E) 3.0

Question 14

Spreadsheet simulations have become obsolete due in part to specialized computer simulation languages like SLAM or SIMAN.

Accepted Answer

A) True 
 B)False

Question 15

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, X and Y, out of 50 tallies.On behavior X you record 20 tallies, and on behavior Y you record 30 tallies.Which of the following is a correct random-number interval for behavior X?

Accepted Answer

A) 00 to 19 
B) 01 to 20 
C) 00 to 39 
D) 41 to 61 
E) 45 to 100

Question 16

The leading general- and special-purpose simulation models follow a well-documented and standardized approach.

Accepted Answer

A) True 
 B)False

Question 17

Machine breakdown and repair in a 12-machine factory having three repair mechanics 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

Question 18

Buying food at a large food store with multiple checkout counters features 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

Question 19

There are different queuing models to fit different queuing situations.

Accepted Answer

A) True 
 B)False

Question 20

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

Accepted Answer

A) Train your servers to be friendly. 
B) Segment the customers. 
C) Determine an acceptable waiting time for your customers. 
D) Inform your customers of what to expect. 
E) Encourage customers to come during slack periods.

Exam 10: Waiting Line Analysis and Simulation

A constant arrival rate is more common in productive systems than a variable arrival rate.

Buying a ticket for a college football game where there are multiple windows at which to buy the ticket features which type of queuing system line structure?

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

In essence, a queuing system includes several major components.Which of the following is not one of them?

Having animation capabilities to graphically display product flows through a production system is not considered a desirable feature of simulation software systems.

Arrival characteristics in a queuing problem analysis include the length of the queue.

Special-purpose simulation software is specially built to run specific applications and may have provisions in manufacturing models to allow for specifying the number of workcenters, their descriptions, arrival rates, and even batch sizes.

Being user-friendly and easy to understand is considered a desirable feature of simulation software systems.

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

Getting an autograph from a famous person might involve standing in which type of queuing line structure?

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

Customers arrive at a single self-serve coffee machine in a busy mall at the rate of 20 per hour, following Poisson distribution.Each customer takes exactly 90 seconds to get his or her coffee.What is the expected number of customers in queue at this coffee machine?

Spreadsheet simulations have become obsolete due in part to specialized computer simulation languages like SLAM or SIMAN.

The leading general- and special-purpose simulation models follow a well-documented and standardized approach.

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

Buying food at a large food store with multiple checkout counters features which type of queuing system line structure?

There are different queuing models to fit different queuing situations.

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