The first military use of management science was solving complex problems of
logistics control, weapons system design, and deployment of missiles during
_____________________.
a) World War I
b) World War II
c) The Korean War
d) The Vietnam War
e) Operation Desert Storm
An example of an input measure of capacity is _____________________.
a) floor space in square feet
b) number of patients per month
c) number of pizzas per day
d) revenues per day
e) number of cars per shift
In looking at seasonal indexes one weakness to watch for is
a) use of the wrong alpha
b) incorrect selection of weights
c) a clear lack of linear relationship
d) seasonality is not present
e) significant increase in computational requirements
Services require a single activity or a series of activities and are identified by what
term?
a) round
b) step
c) phase
d) activity set
e) facet
The following jobs are waiting to be scheduled. Today is day 9. Determine the sequence
of jobs by using LCFS as a priority rule.
a) D-C-A-E-B
b) A-B-C-D-E
c) B-E-A-C-D
d) B-E-C-A-D
e) B-E-C-D-A
MRP develops a ____________ that shows future demand, supply and inventories by
time period.
a) DSI report
b) snapshot forecast
c) requirements plan
d) material movements schedule
e) time-phased schedule
If the available capacity at a work center is not adequate, the company can
__________________.
a) decrease run times per piece
b) authorize overtime
c) expedite
d) decrease order quantities
e) hold up payment
JIT flexibility refers to
a) ability to modify sales figures
b) correct the bull whip effect
c) increase or decrease supplier deliveries on short notice
d) workers being able to perform many different tasks
e) managers being able to shift positions easy
Which of the following statements is not a valid scheduling principle?
a) Balance the process rather than the flow.
b) Non-bottleneck usage is determined by some other constraint in the system.
c) Usage and activation of a resource are the same.
d) The process batch should be variable.
e) An hour lost at a bottleneck resource is an hour lost forever.
A well designed high-volume system will minimize _________ inventory and reduce
_____________for the product or service.
a) work-in-process, throughput time
b) raw material, storage capacity
c) finished, throughput time
d) work-in-process, storage capacity
e) finished, transportation cost
Crossdocking ____________________________________________________.
a) eliminates the receiving and shipping functions of a distribution warehouse while
still performing its storage and order picking functions
b) eliminates the receiving and storage functions of a distribution warehouse while still
performing its shipping and order picking functions
c) eliminates the storage and shipping functions of a distribution warehouse while still
performing its order picking and receiving functions
d) eliminates the receiving and order picking functions of a distribution warehouse
while still performing its storage and shipping functions
e) eliminates the storage and order picking functions of a distribution warehouse while
still performing its receiving and shipping functions
The steps involved in a time study include all except which of the following?
a) Break the job into easily recognizable units.
b) Determine the probability distribution that best fits the observed times.
c) Calculate the number of cycles you must observe.
d) Time each element, record the times, and rate the worker’s performance.
e) Tell the worker whose job you will be studying.
JIT is often mistakenly assumed to
a) refer to the final assembly schedule only
b) dictate the product standards specification
c) refer to only just-in-time manufacturing
d) be a core element of ISO 9000 requirements
e) be driven by the finance department long range spending plan
For an optimization problem a(an) __________________ violates at least one of the
constraints.
a) infeasible solution
b) inoptimal solution
c) suboptimal solution
d) unbounded solution
e) simplex solution
With regard to suppliers, JIT typically requires
a) Delivery of large lots at regular intervals
b) Buyer inspection of incoming goods and materials
c) Multiple sources from which to purchase
d) Information sharing
e) Buying parts from the cheapest supplier
The bottleneck determines ________________.
a) which station has the minimum cycle time
b) the minimum cycle time of the whole process
c) the maximum cycle time of the whole process
d) the point at which a product layout converts to a process layout
e) which station has the maximum output rate
In exponential smoothing, what values can the smoothing constant, , have?
a) [1, 1]
b) [1, ]
c) [0, ]
d) [0, 1]
e) [ , ]
Which of the following is not one of the six ways to use inventory?
a) seasonal inventory
b) JIT inventory
c) pipeline inventory
d) hedge inventory
e) MRO inventory
Given this information about an activity: ES = 10, EF = 18, LS = 28, and LF = The
amount of slack associated with the activity is ____________________.
a) 38
b) 8
c) 18
d) 26
e) 10
Languages, Inc. manufactures hand held computers that translate between two
languages. Based on their market research, they have developed computers for
French/English, German/English, and Spanish/English. The process for making the
computers will have fixed costs of $2,000,000 per year and variable costs of $50 per
computer. The company believes that it can sell at least 40,000 computers per year.
a) What should the price per computer be if the company wants to break even at a
volume of 40,000 computers per year?
b) If they sell 60,000 computers at a price of $90 per computer, what will the
contribution to profit be?
Describe some factors that contribute to the capacity of an emergency room, as
measured by the number of patients served per day.
Service providers may also transform inputs into
Products have little value if they do not ________________________
Which functional areas of the organization are concerned with Waiting Line Models and
why?
What are the characteristics of repetitive operations?
Mass produced standard products were the main manufacturing concern until
________________________.
What is the formula for an x-bar chart’s center line?
What are the four causes of the bullwhip effect?
What are the two major advantages or crossdocking?
Explain how Dell Computer has become able to implement mass customization.