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Consider a single-server queuing system. If the arrival rate is 45 customers per hour and
it takes 1 minute on average to serve a customer, what is the average waiting time in the
waiting line in minutes?
a) 3
b) 0.05
c) 4
d) 1.02
e) 1.02
Variation in the production process leads to:
a) quality defects
b) process improvement opportunities
c) quality improvements
d) product consistency
e) service improvements
When was the Simplex Method developed?
a) 1927
b) 1937
c) 1947
d) 1957
e) 1967
Teflon is an example of what?
a) process technology
b) information technology
c) environmental technology
d) safety technology
e) product technology
For the step in a time study that involves breaking the job down into easily recognizable
elements, each of these elements should ________________.
a) overlap
b) not be stand-alone
c) not involve the worker
d) have clear starting and ending points
e) be semi-continuous
_____________ is the world's largest privately held software manufacturer.
a) Microsoft
b) Corel
c) GAMS
d) SAS
e) IBM
What is the portion of the MPS called that lies between the current time and the demand
time fence?
a) gaseous
b) frozen
c) slushy
d) mucky
e) liquid
An approach for getting projects done faster and more consistently at or before the
project due date is ____________________.
a) business process reengineering
b) PERT
c) project inversion
d) backcasting
e) the critical chain approach
Information Technology does not assist the firm in:
a) information storage
b) information processing
c) information creation
d) intra firm information communication
e) inter firm information communication
What type of commerce makes up the highest percentage of electronic transactions?
a) B2C
b) C2C
c) B4B
d) B2B
e) B4C
Which of the following is not true for firing permanent employees?
a) Deciding who will go and who will stay is difficult.
b) Keeping senior employees is always the least cost effective approach.
c) It can involve severance pay.
d) Valuable knowledge may leave with the employee.
e) It can harm morale.
Which inventory function provides a hedge against inflation?
a) anticipation inventory
b) fluctuation inventory
c) lot-size inventory
d) MRO inventory
e) speculative inventory
Increases in international trade during the 1980s created a need for the development of
____________ standards of quality.
a) universal
b) country-specific
c) lower
d) metric
e) bilingual
All product designs begin with ____________ .
a) a blueprint
b) a cost analysis
c) an idea
d) a feasibility study
e) a focus group
Which of the following is not considered to be an element of a waiting line system?
a) the customer population source
b) the service system
c) the average number of customers in the system
d) the arrival and service patterns
e) the priorities used for controlling the line
Which of the following is not characteristic of time'‘based compensation systems?
a) wages are easily calculated
b) employees know what they will get in their regular paycheck
c) simplicity
d) normally used when measuring output per employee is not applicable
e) lower cost per unit than output'‘based systems
Service design differs from product design by including _____________ .
a) customer needs
b) marketing personnel in the decision making process
c) speed
d) quality
e) the esthetic and psychological benefits of the product
Under scientific management, information from what is used to set time standards for
task performance?
a) stopwatch time studies
b) observance of similar tasks
c) computer simulation
d) negotiations with unions
e) arbitration
The following correlation coefficient values come from five different linear regression
models. Which model 'fits' the data the best?
a) 0.99
b) 0.5
c) 0
d) 0.8
e) 1
Models can also be described as:
a) an abstraction of the real situation
b) an accurate representation of the real situation
c) the decision
d) absolute representation of reality
e) a general view of reality
A model needs to do more than transform inputs to outputs; it must also:
a) modify the process
b) adjust the controllable inputs
c) have a purpose
d) control the output
e) be accurate
Which of the following forecasting methods is most likely to be implemented to change
an existing quantitative forecast to account for a new competitor in the marketplace?
a) Market research
b) Executive opinion
c) Delphi method
d) Naïve method
e) Gamma method
Suppose that in year 1 a company produced $100 Million worth of outputs while inputs
totaled $50 Million. For which of the following values in year 2 would productivity
decrease?
a) outputs = $90 Million, inputs = $50 Million
b) outputs = $400 Million, inputs = $200 Million
c) outputs = $250 Million, inputs = $100 Million
d) outputs = $50 Million, inputs = $25 Million
e) outputs = $60 Million, inputs = $25 Million
Which of the following is not an important cost of poor quality?
a) Product recalls
b) Litigation resulting from product liability issues
c) Loss of business
d) Overhead
e) Dissatisfied customers
Which of the following is an assumption of the basic EOQ model?
a) Lead time is unknown.
b) Demand is known and constant.
c) Orders can arrive in partial shipments.
d) Quantity discounts are considered.
e) Lost sales are allowed, but not back orders.
The history of Operations Management reflects.
Briefly discuss a negative outcome of using a level production plan in a nontangible
(service) organization.
Critical path shows the _______________ completion time for the project.
Estimating productivity requires measurements of ________________________ and
________________________.
When is a Linear Program unbounded?
Waiting line models __________ ________ specifies the average number of customers
per time period.
What is a transfer batch?
The reorder point for a product that is delivered two days after an order is placed and
whose average daily demand is 100 is __________________.
