Work groups can handle many production problems better than management if they are
permitted to make their own decisions on scheduling and work allocation.
Answer:
A shop-floor control system is a system that uses data from the shop floor as well as
data processing files to maintain and communicate status information on shop orders
and work centers.
Answer:
SAP’s R/3 product is the only viable framework for implementing ERP.
Answer:
Regression is a functional relationship between two or more correlated variables, where
one variable is used to predict another.
Answer:
Process analysis can help answer many important questions such as how many
customers can a process handle per hour.
Answer:
The more time, money and effort you spend developing a simulation model the more
likely you are to achieve useful results.
Answer:
Variation that is inherent in a production process itself is called common variation.
Answer:
In service supply chains flows tend to be linear with services flowing from vendors to
customers.
Answer:
Best customer last is a queue discipline discussed in the textbook.
Answer:
A free trade zone operates under different rules and laws than a foreign trade zone.
Answer:
The philosophy of material requirements planning is that materials should be expedited
when their lack would delay the overall production schedule and de-expedited when the
schedule falls behind and postpones their need.
Answer:
Fixed-time period inventory models are “event-triggered”.
Answer:
A principle of value stream mapping is to concentrate on speeding up value-added
operations.
Answer:
In the weighted moving average forecasting model the weights must add up to one
times the number of data points.
Answer:
The phenomenon that magnifies the variability in order quantities for goods as orders
move through the supply-chain from the customer to the producer is called the bullwhip
effect.
Answer:
Low Level coding in MRP indicates the exact status of each item managed by the
system in “real time”.
Answer:
Mr. Goldratt’s “Theory of Constraints” is useful only in manufacturing settings.
Answer:
A department of 25 machines is kept running by three operators who respond to
randomly occurring equipment problems. An analyst wanting to know whether to add a
fourth operator or downsize to two operators would be helped by using queuing theory
analysis.
Answer:
“Projected available balance” is a term referring to unsold finished goods inventory.
Answer:
Group technology cells help to eliminate movement and queue (waiting) time between
operations.
Answer:
The exponential smoothing method requires which of the following data to forecast the
future?
A.The most recent forecast, the most recent demand and the smoothing constant
B.Precise actual demand for the past 10-15 years
C.The slope of the trendline and the seasonality peak-to-trough ratio
D.Overall industry demand data
E.Tracking values alpha, beta and gamma
Answer:
Which of the following forecasting methodologies is considered a qualitative
forecasting technique?
A.Grass roots
B.Econometric models
C.Regression analysis
D.Exponential smoothing
E.Simple moving average
Answer:
Which of the following is the planned-order release using an MRP program if the gross
requirement is 670 and the inventory on hand is 600?
A.670
B.600
C.530
D.70
E.None of the above
Answer:
If the average aggregate inventory value is $1,200,000 and the cost of goods sold is
$600,000, which of the following is inventory turnover?
A.60
B.10.4
C.2
D.0.5
E.None of the above
Answer:
Which of the following is not an element of a good service guarantee?
A.Unconditional (no small print)
B.The customer controls the process
C.Easy to understand
D.Easy to communicate
E.Meaningful to the customer
Answer:
Some of the advantages for labor to increasing specialization of labor in job design
include which of the following?
A.Rapid training of the workforce
B.Little or no education required to obtain work
C.Low wages due to ease of substitutability of labor
D.Close control over work flow and workloads
E.Ease in recruiting new workers
Answer:
A process flowchart uses which of the following symbols to represent a decision point
in a flow diagram?
A.Rectangle
B.Arrow
C.Inverted triangle
D.Diamond
E.A dashed line
Answer:
An objective of job design could be to develop a logically integrated pattern of work
activities for individuals or work groups. Which of the following is not a job design
principle relevant to this objective?
A.Task variety
B.Skill variety
C.Feedback
D.Partnership with management
E.Task autonomy
Answer:
In the history of operations management the use of the multidisciplinary team approach
to complex system problems using tools like linear programming first occurred during
which decade?
A.1930’s
B.1940’s
C.1950-60’s
D.1970’s
E.1980’s
Answer:
In CPM analysis it is generally expected that the relationship between activity direct
costs and project indirect costs will be which of the following?
A.Positively related
B.Optimally related
C.Negatively related
D.Not related
E.Fractionally related
Answer:
If the average aggregate inventory value is $100,000 and the cost of goods sold is
$450,000, which of the following is inventory turnover?
A.19.23
B.4.5
C.0.8654
D.0.2222
E.None of the above
Answer:
According to the theory of constraints which of the following is a kind of time that
makes up the cycle time in production?
A.Process time
B.Starting time
C.Quitting time
D.Information time
E.Finish time
Answer:
Which of the following is an organizationally-driven reason for outsourcing?
A.Enhance effectiveness by focusing on what you do best
B.Turn fixed costs into variable costs
C.Generate cash by transferring assets to the provider
D.Give employees a stronger career path
E.None of the above
Answer:
With a 70 percent unit improvement factor learning curve and an initial time of 100
minutes to do a job, at what number of repetitions does the job take less than 50
minutes?
A.2 repetitions of the job
B.3 repetitions of the job
C.4 repetitions of the job
D.5 repetitions of the job
E.6 repetitions of the job
Answer:
Which of the following is the cost of quality classification for costs such as inspection,
testing and other tasks to ensure that the product or process is acceptable?
A.Appraisal costs
B.Prevention costs
C.External failure costs
D.Internal failure costs
E.Checking costs
Answer:
In implementing a lean production system you should work with suppliers to do which
of the following?
A.Calculate lead times
B.Quality circles
C.Freeze windows
D.Make frequent deliveries
E.Achieve bottom-round management
Answer:
If a person performing a task has been achieving an 85 percent learning curve and if it
took 1 minute to produce the first unit, what will be the total time to produce 1,000
units?
Answer:
A manufacturer has identified the options for acquiring a machined part. It can make the
part on a numerically controlled lathe for $150 per unit (including materials.) It can
make the part on a standard lathe for $250 per unit (also including materials.) It can
make the part on a machining center for $50 per unit (also including materials.) The
manufacturer can acquire a standard lathe for $10,000. It could acquire a numerically
controlled lathe for $100,000. A machining center would cost $350,000. It has also
found that it can purchase the part for $350 per unit?
Answer:
What is sub-optimization in scheduling?
Answer:
What are the three basic production planning strategies?
Answer:
Describe an example of industrial learning where learning curve analysis might be
useful?
Answer:
A totally computer-controlled, automated system that consists of machining centers
with automated loading and unloading of parts, an automated guided vehicle system for
moving parts between machines and other automated elements to allow unattended
manufacture of a variety of parts is called what?
Answer:
Describe what concurrent engineering teams are and what problems they address?
Answer:
What are the six categories of transformation processes?
Answer: