MGMT 787

subject Type Homework Help
subject Pages 15
subject Words 2353
subject Authors F. Robert Jacobs, Richard Chase

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page-pf1
A tracking signal (TS) can be calculated using the arithmetic sum of forecast deviations
divided by the MAD.
Answer:
The activity direct costs associated with a project might include giving workers
overtime to complete a project in less-than the expected time.
Answer:
A bottleneck occurs when a stage in a production process is starving.
Answer:
The first step in the major phase "constructing the simulation model" is to determine
which properties of the system should be fixed (called parameters) and which should be
allowed to assume different values (called variables) throughout the simulation run.
Answer:
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Maximizing both effectiveness and efficiency at the same time always creates the most
value for the organization.
Answer:
The sales and operations planning process is made up of a variety of analytical
techniques which interact to produce short and intermediate term goals.
Answer:
Early prototypes of a new product, using the same geometry and material processes as
the production versions are usually constructed during the concept development phase
of the product development process.
Answer:
page-pf3
The ultimate in plant flexibility is a one-hour-changeover time plant.
Answer:
The capacity utilization rate is found by dividing best operating level by capacity used.
Answer:
Random errors can be defined as those that cannot be explained by the forecast model
being used.
Answer:
One of the disadvantages of a pure project organizational structure is that the project
manager has full authority over the project.
Answer:
page-pf4
Activity-system maps depict the geographic reach of a company's business strategies.
Answer:
A focused factory tends to be a small plant designed for one purpose.
Answer:
One way to categorize a process is to determine whether it is a multiple-stage or a
single-stage process.
Answer:
Kaizen is a technique that emerged as a refinement of the philosophy of continuous
improvement.
page-pf5
Answer:
The economic order quantity (EOQ) lot sizing technique produces or acquires exactly
the amount of product that is needed each time period with none carried over into future
periods.
Answer:
In facility location decision-making the factor-rating system is one of the least used
general location techniques.
Answer:
Value analysis/value engineering has as its objective to increase product quality and
reduce costs.
Answer:
page-pf6
Linear programming is gaining wide acceptance in many industries due to the
availability of detailed operating information and the interest in optimizing processes to
reduce cost.
Answer:
In a forecasting model using simple moving average the shorter the time span used for
calculating the moving average, the closer the average follows volatile trends.
Answer:
You know when you have arrived at the optimal solution in using the Time-Cost CPM
Scheduling model analysis when what happens?
A.You have found the critical path
B.You have run out of crash time
C.You no longer have a linear relationship with costs
D.You have reached the minimum total cost
E.You have run out of crash costs
page-pf7
Answer:
Which of the following is not an analytical tool used in six-sigma quality improvement
programs?
A.Run charts
B.Pass charts
C.Cause-and-effect diagrams
D.Flowcharts
E.Pareto charts
Answer:
If you were selecting a forecasting model based on MAD, which of the following MAD
values reflects the most accurate model?
A.0.2
B.0.8
C.1.0
D.10.0
E.100.0
page-pf8
Answer:
Which of the following product attributes is a value added service?
A.Excellent quality
B.Internet monitoring of orders
C.Lowest cost
D.Effectiveness
E.Speed
Answer:
For which of the following should we use a "p" chart to monitor process quality?
A.The dimensions of brick entering a kiln
B.Lengths of boards cut in a mill
C.The weight of fluid in a container
D.Grades in a freshman "pass/fail" course
E.Temperatures in a classroom
Answer:
page-pf9
In developing an operations and supply strategy, which of the following would be an
important product-specific criteria to consider?
A.Technical liaison
B.Product life cycle
C.Union status of workforce
D.Production lot-size
E.Total quality management
Answer:
A key factor in the "construct simulation model" phase of a simulation study is which of
the following?
A.Determine starting (initial) conditions and values
B.Defining simulation objectives
C.Specification of probability distributions
D.Specification of values for variables and parameters
E.Specification of desired outcomes by management
Answer:
page-pfa
A company has recorded the last six days of daily demand on a single product they sell.
Those values are 37, 115, 93, 112, 73 and 110. The time from when an order is placed
to when it arrives at the company from its vendor is 3 days. Assuming the basic
fixed-order quantity inventory model fits this situation and no safety stock is needed,
which of the following is the reorder point (R)?
A.540
B.270
C.115
D.90
E.60
Answer:
Various financial data for SunPath Manufacturing for 2008 & 2009 follow.
What is the percentage change in the multifactor labor and raw materials productivity
measure for SunPath between 2008 & 2009?
page-pfb
A.-9.22
B.2.33
C.0.53
D.2.88
E.10.39
Answer:
Design for manufacturing and assembly delivers product improvements by emphasizing
which of the following?
A.Reducing product quality during the assembly process
B.Simplification of the product by reducing the number of separate parts
C.Reducing equipment in the production process
D.Design products so they can be manufactured by a virtual factory
E.Designing products that customers will want
Answer:
At a decision point in a decision tree, which machine would you select when trying to
page-pfc
maximize payoff when the anticipated benefit of selecting machine A is $45,000 with a
probability of 90%; the expected benefit of selecting machine B is $80,000 with a
probability of 50% and the expected benefit of selecting machine C is $60,000 with a
probability of 75%?
A.Machine A
B.Machine B
C.Machine C
D.You would be indifferent between machines A and C
E.You would be indifferent between machines A and B
Answer:
You have just used the capability index (Cpk) formulas to compute the two values "min
[1, 1]". Which of the following is the proper interpretation of these numbers?
A.TheTRUE capability index value is exactly 1
B.The mean of the production process has shifted to the left of the design limits
C.The mean of the production process has shifted to the right of the design limits
D.The mean has not shifted at all
E.None of the above
Answer:
page-pfd
You would like to use the fixed-time period inventory model to compute the desired
order quantity for a company. You know that vendor lead time is 5 days and the number
of days between reviews is 7. Which of the following is the standard deviation of
demand over the review and lead time if the standard deviation of daily demand is 8?
A.About 27.7
B.About 32.8
C.About 35.8
D.About 39.9
E.About 45.0
Answer:
In conducting aggregate operations planning there are a number of required inputs.
Which of the following are considered inputs internal to the firm?
A.Inventory Levels and economic conditions
B.Market demand and subcontractor capacity
C.Current physical capacity and current workforce
D.Competitor behavior and current workforce
E.Current physical capacity and raw material availability
Answer:
page-pfe
If all you knew about a production system was that total daily output was 400 units and
the total labor necessary to produce the 400 units was 350 hours, what kind of
productivity measure could you use to compute productivity?
A.Partial measure
B.Multifactor measure
C.Total measure
D.Global measure
E.All of the above
Answer:
Which of the following is the portion of observations you would expect to see lying
within a plus or minus 3 MAD range?
A.57.048 percent
B.88.946 percent
C.98.334 percent
D.99.856 percent
E.100 percent
Answer:
page-pff
Which of the following is a common application of linear programming in operations
and supply management?
A.Cycle counting analysis
B.Cost of quality studies
C.Cost allocation studies
D.Plant location studies
E.Product design decisions
Answer:
Which of the following is not an essential condition in a situation for linear
programming to be useful?
A.An explicit objective function
B.Uncertainty
C.Linearity
D.Limited resources
E.Divisibility
Answer:
page-pf10
Which of the following are not eligible to be considered for the Baldrige Award?
A.Small businesses
B.Health care organizations
C.Educational institutions
D.State highway patrol organizations
E.Nuclear power plants
Answer:
Which of the following values for "z" should we use in as safety stock calculation if we
want a Service Probability of 98%?
A.1.64
B.1.96
C.2.05
D.2.30
E.None of the above
Answer:
page-pf11
Which of the following industry types have high expected benefits from the application
of MRP?
A.Fabricate-to-order
B.Hospitals
C.Assemble-to-order
D.Aircraft manufacturers
E.Oil refineries
Answer:
Quality Function Deployment (QFD):
A.Is a manufacturing function aimed at lowering cost by reducing the portion of
rejected units
B.Fills the "House of Quality" matrix with the designer's aspirations for the product
C.Starts with studying and listening to customers
D.Is a place where the quality assurance function is housed
E.Another term for Value Engineering
Answer:
page-pf12
Answer:
All else being equal, how large is the effect of lot size on sample size?
Answer:
Describe a specific example of the trade-offs between any two of the seven operational
competitive dimensions?
Answer:
page-pf13
Describe the collaborative planning, forecasting and replenishment (CPFR) technique?
Answer:
A work center has five jobs assigned to it. They are labeled, in the order of their arrival
in the shop, as jobs A, B, C, D and E. The work center may work on only one job at a
time and must complete any job it starts before starting another job. Job A has a
processing time of 6 days and is due to the customer in 9 days. Job B has a processing
time of 2 days and is due in 16 days. Job C has a processing time of 4 days and is due in
10 days. Job D has a processing time of 3 days and is due in 7 days. Job E has a
processing time of 5 days and is due in 12 days. Using the shortest operating time
priority rule, what will be the average lateness of these orders?
Answer:
Name the four main categories of risk associated with adopting new manufacturing
technologies?
Answer:
page-pf14
What is the designation of the approach to service design characterized by having the
customer take a greater role in the production of the service?
Answer:
As a consultant you have been asked to generate a unit demand forecast for a product
for Year 2009 using exponential smoothing. Actual demand in year 2008 was 950 but
the forecast for that year 1,060. Using this data and a smoothing constant alpha of 0.5,
which of the following is the resulting year 2009 forecast value?
Answer:
You have 75 total defects from 100 different samples of 15. What is p?
Answer:
page-pf15
You have run a capacity resource profile on your shop. Products have been routed
sequentially through resources A, B, C & D. The capacity resource profile tells you that
recourse A is scheduled at 95 percent of capacity, recourse B at 80% of capacity,
recourse C at 130% of capacity and recourse D at 100% of capacity. Assuming that the
data we used to calculate the capacity resource profile was reasonably accurate, what
would we expect to find when we go out to the shop?
Answer:

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