Question 1

________ is the attempt to duplicate the features,appearance,and characteristics of a real system,usually by means of a computerized model.

Accepted Answer

Simulation

Question 2

Which of the following is true regarding simulation?

Accepted Answer

A) If an analytical model can't solve a problem,neither can a simulation. 
B) Simulation can only be done by computer. 
C) Monte Carlo simulation requires the use of random numbers. 
D) Simulation models are inexpensive. 
E) It cannot handle large and complex problems. 
A) If an analytical model can't solve a problem,neither can a simulation. 
B) Simulation can only be done by computer. 
C) Monte Carlo simulation requires the use of random numbers. 
D) Simulation models are inexpensive. 
E) It cannot handle large and complex problems. C

Question 3

"Time compression" and the ability to pose "what-if" questions are elements of

Accepted Answer

A) setting up a probability distribution for important variables. 
B) the disadvantages of simulation. 
C) physical simulations but not mathematical simulations. 
D) the advantages of simulation. 
E) the broad threefold idea of simulation. 
A) setting up a probability distribution for important variables. 
B) the disadvantages of simulation. 
C) physical simulations but not mathematical simulations. 
D) the advantages of simulation. 
E) the broad threefold idea of simulation. D

Question 4

The number of tires sold at a car garage varies randomly between 0 and 4 each hour.What set of random numbers (on the 1-100 scale would tire sales of 2 be assigned?

Accepted Answer

A) 01 through 20 
B) 21 through 40 
C) 41 through 60 
D) 61 through 80 
E) 81 through 100 
A) 01 through 20 
B) 21 through 40 
C) 41 through 60 
D) 61 through 80 
E) 81 through 100

Question 5

Which of the following restrictions applies to queuing models but not Monte Carlo simulations?

Accepted Answer

A) Poisson distribution of arrivals 
B) constant or exponential service times 
C) average length of line 
D) A and B 
E) A,B,and C 
A) Poisson distribution of arrivals 
B) constant or exponential service times 
C) average length of line 
D) A and B 
E) A,B,and C

Question 6

One of the disadvantages of simulation is that it

Accepted Answer

A) does not allow for very complex problem solutions. 
B) is not very flexible. 
C) may be very expensive and time-consuming to develop. 
D) is very limited in the type of probability distribution that can be used. 
E) interferes with the production systems while the program is being run. 
A) does not allow for very complex problem solutions. 
B) is not very flexible. 
C) may be very expensive and time-consuming to develop. 
D) is very limited in the type of probability distribution that can be used. 
E) interferes with the production systems while the program is being run.

Question 7

Setting up a probability distribution,building a cumulative probability distribution,and generating random numbers are

Accepted Answer

A) necessary when the underlying probability distribution is normal. 
B) three of the five steps in Monte Carlo analysis. 
C) elements of physical simulation but not mathematical simulation. 
D) the three steps involved in simulating a queuing problem. 
E) advantages of simulation. 
A) necessary when the underlying probability distribution is normal. 
B) three of the five steps in Monte Carlo analysis. 
C) elements of physical simulation but not mathematical simulation. 
D) the three steps involved in simulating a queuing problem. 
E) advantages of simulation.

Question 8

Complete the following table in preparation for a Monte Carlo simulation.The expected demand is 3.52.

Accepted Answer

@#IMG-DLM& Students should have only moderate diff

Question 9

Simulation has numerous applications in modern business,but few of these are in the area of operations.

Accepted Answer

A) True 
 B)False

Question 10

Simulation can use any probability distribution that the user defines.

Accepted Answer

A) True 
 B)False

Question 11

What is the cumulative probability distribution of the following variable?

Accepted Answer

A) 1 
B) .5 
C) 10 
D) .2 
E) 15 
A) 1 
B) .5 
C) 10 
D) .2 
E) 15

Question 12

Which of the following is not an idea behind simulation?

Accepted Answer

A) to imitate a real-world situation mathematically 
B) study the properties and operating characteristics 
C) draw conclusions and make decisions based on the results 
D) both A and B 
E) A,B,and C are all ideas behind simulation. 
A) to imitate a real-world situation mathematically 
B) study the properties and operating characteristics 
C) draw conclusions and make decisions based on the results 
D) both A and B 
E) A,B,and C are all ideas behind simulation.

Question 13

Simulation is used for several reasons,including

Accepted Answer

A) model development is a fast process. 
B) it is inexpensive. 
C) the models are usually simple. 
D) it can handle large and complex real-world problems. 
E) it always generates optimal solutions. 
A) model development is a fast process. 
B) it is inexpensive. 
C) the models are usually simple. 
D) it can handle large and complex real-world problems. 
E) it always generates optimal solutions.

Question 14

Explain how Monte Carlo simulation uses random numbers.

Accepted Answer

First,a cumulative probability distribut

Question 15

In most real-world inventory problems,lead time and demand vary in ways that make simulation a necessity because mathematical modeling is extremely difficult.

Accepted Answer

A) True 
 B)False

Question 16

Complete the following table in preparation for a Monte Carlo simulation.

Accepted Answer

The answer of Complete the following table in preparation for...

Question 17

A distribution of service times at a waiting line shows that service takes 6 minutes 30% of the time,7 minutes 40% of the time,8 minutes 20% of the time,and 9 minutes 10% of the time.This distribution has been prepared for Monte Carlo analysis.The first two random numbers drawn are 53 and 74.The simulated service times are ________ minutes,then ________ minutes.

Accepted Answer

A) 6;7 
B) 7;7 
C) 7;8 
D) 8;9 
E) Cannot determine,because no service time probability is that large. 
A) 6;7 
B) 7;7 
C) 7;8 
D) 8;9 
E) Cannot determine,because no service time probability is that large.

Question 18

A waiting-line problem that cannot be modelled by standard distributions has been simulated.The table below shows the result of a Monte Carlo simulation.(Assume that the simulation began at 8:00 a.m.and there is only one server.
   a.What is the average waiting time in line?
b.What is the average time in the system?

Accepted Answer

(a)Waiting time is 0 + 1 + 6 +

Question 19

From a portion of a probability distribution,you read that P(demand = 0)is 0.25,and P(demand = 1)is 0.30.The random number intervals for this distribution beginning with 01 are

Accepted Answer

A) 01 through 25,and 26 through 30. 
B) 01 through 25,and 01 through 30. 
C) 01 through 25,and 26 through 55. 
D) 00 through 25,and 26 through 55. 
E) 00 through 25,and 26 through 30. 
A) 01 through 25,and 26 through 30. 
B) 01 through 25,and 01 through 30. 
C) 01 through 25,and 26 through 55. 
D) 00 through 25,and 26 through 55. 
E) 00 through 25,and 26 through 30.

Question 20

The ________ method is a simulation technique that uses random elements when chance exists in their behaviour.

Accepted Answer

The answer of The ________ method is a simulation technique...

Exam 26: Simulation

________ is the attempt to duplicate the features,appearance,and characteristics of a real system,usually by means of a computerized model.

Which of the following is true regarding simulation?

"Time compression" and the ability to pose "what-if" questions are elements of

The number of tires sold at a car garage varies randomly between 0 and 4 each hour.What set of random numbers (on the 1-100 scale would tire sales of 2 be assigned?

Which of the following restrictions applies to queuing models but not Monte Carlo simulations?

One of the disadvantages of simulation is that it

Setting up a probability distribution,building a cumulative probability distribution,and generating random numbers are

Complete the following table in preparation for a Monte Carlo simulation.The expected demand is 3.52.

Simulation has numerous applications in modern business,but few of these are in the area of operations.

Simulation can use any probability distribution that the user defines.

What is the cumulative probability distribution of the following variable?

Which of the following is not an idea behind simulation?

Simulation is used for several reasons,including

Explain how Monte Carlo simulation uses random numbers.

In most real-world inventory problems,lead time and demand vary in ways that make simulation a necessity because mathematical modeling is extremely difficult.

Complete the following table in preparation for a Monte Carlo simulation.

From a portion of a probability distribution,you read that P(demand = 0)is 0.25,and P(demand = 1)is 0.30.The random number intervals for this distribution beginning with 01 are

The ________ method is a simulation technique that uses random elements when chance exists in their behaviour.

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Design of Goods and Services

Managing Quality

Statistical Process Control

Process Strategy and Sustainability

Capacity and Constraint Management

Location Strategies

Layout Strategies

Human Resources,job Design,and Work Measurement

Supply-Chain Management

Outsourcing As a Supply-Chain Strategy

Inventory Management

Aggregate Planning

Material Requirements Planning Mrpand Erp

Short-Term Scheduling

Jit and Lean Operations

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

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