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The typical time horizon for aggregate planning is
A) less than a month
B) up to 3 months
C) 3 to 18 months
D) over one year
E) over 5 years
A firm practices the pure chase strategy. Production last quarter was 1000. Demand
over the next four quarters is estimated to be 900, 700, 1000, and 1000. Hiring cost is
$20 per unit, and firing cost is $5 per unit. Over the next year, the sum of hiring and
layoff costs will be
A) $500
B) $2,500
C) $7,500
D) $7,000
E) $12,500
A good description of 'source inspection" is inspecting
A) materials upon delivery by the supplier
B) the goods at the production facility before they reach the customer
C) the design specifications
D) goods at the supplier's plant
E) one's own work
A woodworker is concerned about the quality of the finished appearance of her work. In
sampling units of a split-willow hand-woven basket, she has found the following
number of finish defects in ten units sampled: 4, 0, 3, 1, 2, 0, 1, 2, 0, 2.
a. Calculate the average number of defects per basket
b. If 3-sigma control limits are used, calculate the lower control limit, centerline, and
upper control limit.
A worker completed a job 10 times during a period in which a normal, trained
employee completed the task 8 times. What is the worker's performance rating?
A) 125%
B) 150%
C) 100%
D) 112.5%
E) cannot be determined with given information
Which one of the following courses of actions would not be taken by a firm wanting to
pursue a learning curve steeper than the industry average?
A) following an aggressive pricing policy
B) focusing on continuing cost reduction
C) keeping capacity equal to demand to control costs
D) focusing on productivity improvement
E) building on shared experience
A Three Sigma program has how many defects per million?
A) 34
B) 3
C) 3 times the standard deviation
D) 2700
E) 1500
Which of the following is typical of process control systems?
A) The output may take numerous forms including warning lights or statistical process
control charts.
B) The data are analyzed by computer, which generates feedback.
C) Their sensors take measurements on a periodic basis.
D) The sensors' measurements are digitized.
E) all of the above
A system is composed of three components A, B, and C. All three must function for the
system to function. There are currently no backups in place. The system has a reliability
of 0.966. If a backup is installed for component A, the new system reliability will be
A) unchanged
B) less than 0.966
C) greater than it would be if a backup were also installed for component B
D) greater than 0.966
E) none of the above
Group technology requires that
A) each component be identified by a coding scheme that specifies the type of
processing and the parameters of the processing
B) a specific series of engineering drawings be prepared
C) all bills of material be prepared using the same format
D) engineering change notices be linked to each of the bills of material and engineering
notices
E) the final products be standardized
If the learning rate for a process is 80 percent, that same process has a 20 percent
__________.
What is acceptance sampling?
What are time fences? Why are they used?
Linear regression is known as a(n) __________ because it incorporates variables or
factors that might influence the quantity being forecast.
Identify three or more operations-related tasks carried out by Hard Rock Caf©.
How are environmental issues linked to the process choice? Won't being an
environmentally conscious firm drive up costs and take away any competitive
advantage? Discuss, with examples to support your position.
Create a distribution of random numbers that would result in average demand per
period for a Monte Carlo simulation that is equivalent to the expected demand per
period using the data given by the chart below.
The __________ strategy uses subsidiaries, franchises, or joint ventures with
substantial independence.
__________ is a process analysis technique that focuses on the customer and the
producer's interaction with the customer.
__________ is developing the ability to produce goods or services previously
purchased or actually buying a supplier or a distributor.
