1) A c-chart is used to monitor the total number of defectives in the output of a process.
2) A worker-machine chart can be used to determine how many machines an operator
can manage.
3) One basis for scheduling preventive maintenance is passage of time.
4) In the master production schedule, production is planned for the next period
whenever the available-to-promise quantity becomes negative.
5) Processes that are in control eliminate variations.
6) Quality control is making sure that processes are performing in an acceptable
manner.
7) Good project management is especially important with virtual teams.
8) The primary difference between internal failures and external failures is time and
place of discovery of the failure.
9) The network diagram describes sequential relationships among major activities on a
project.
10) Prior to the Industrial Revolution, goods were produced primarily by craftsmen or
their apprentices using custom-made parts.
11) A cafeteria line would be an example of a process-focused layout.
12) Negotiated purchasing results in lower unit costs for smaller quantities.
13) For an 80 percent learning curve, if the first unit requires 10 hours, the second unit
will require 8 hours and the third 6.4 hours.
14) Scheduling in intermediate-volume systems has three basic issues: run size, timing,
and sequence.
15) Which of the following is essential to consider with respect to managing a process
to meet demand?
A.advertising
B.trends in fashion
C.global economic trends
D.financial reporting standards
E.capacity
16) When are learning curves most relevant to managerial decision making in mass
production settings?
A.late in product life cycles
B.in the maturity phase
C.in the decline phase
D.before processes are stabilized
E.never
17) The owner of Crackers, Inc., produces two kinds of crackers: Deluxe (D) and
Classic (C). She has a limited amount of the three ingredients used to produce these
crackers available for her next production run: 4,800 ounces of sugar; 9,600 ounces of
flour, and 2,000 ounces of salt. A box of Deluxe crackers requires 2 ounces of sugar, 6
ounces of flour, and 1 ounce of salt to produce; while a box of Classic crackers requires
3 ounces of sugar, 8 ounces of flour, and 2 ounces of salt. Profits for a box of Deluxe
crackers are $.40; and for a box of Classic crackers, $.50. For the production
combination of 800 boxes of Deluxe and 600 boxes of Classic, which resource is slack
(not fully used)?
A.sugar (only)
B.flour (only)
C.salt (only)
D.sugar and flour
E.sugar and salt
18) Consider the following work breakdown structure:
What is the probability that this project will be completed within 130 days?
A..8413
B..90
C..9544
D..9772
E..9987
19) A manager is trying to estimate the appropriate learning curve for a certain job. The
manager notes that the first four units had a total time of 30 minutes. Which learning
curve would yield approximately this result if the first unit took 10 minutes?
A..70
B..75
C..80
D..85
E..90
20) Improving cash flow would be a reasonable thing to focus on when trying to
overcome a _________ constraint.
A.financial
B.market
C.demand
D.supplier
E.material
21) Studies on a machine that molds plastic water pipe indicate that when it is injecting
1-inch-diameter pipe, the process standard deviation is 0.05 inches. The 1-inch pipe has
a specification of 1 inch plus or minus 0.10 inch. What is the process capability index
(Cpk) if the long-run process mean is 1 inch?
A.0.50
B.0.67
C.1.00
D.2.00
E.2.20
22) Among the disadvantages of having global operations is/are:
A.low labor productivity.
B.less restrictive environmental regulation.
C.lower wage costs.
D.proximity to global markets.
E.favorable liability laws.
23) Which of the following is an input to aggregate planning?
A.ending inventory
B.demand forecasts for each period
C.customer levels
D.setup costs
E.quantity discounts
24) A location analysis has been narrowed down to two locations, Akron and Boston.
The main factors in the decision will be the supply of raw materials, which has a weight
of .50, transportation cost, which has a weight of .40, and labor cost, which has a
weight of .10. The scores for raw materials, transportation, and labor are for Akron 60,
80, and 70, respectively; for Boston 70, 50, and 90, respectively. Given this information
and a minimum acceptable composite score of 75, we can say that the manager should:
A.be indifferent between these locations.
B.choose Akron.
C.choose Boston.
D.reject both locations.
E.build a plant in both cities.
25) Which of the following is not a characteristic of service operations?
A.intangible output
B.high customer contact
C.high labor content
D.easy measurement of productivity
E.low uniformity of output
26) When lean is used in the context of services, which of the following is most often
the focus?
A.the labor content of the service
B.the time needed to perform a service
C.the inventory tied up in the service
D.the equipment used in the service
E.suppliers of inputs to the service
27) Consider the following information:
The number of runs with respect to the sample median is:
A.3
B.4
C.5
D.6
E.none of these.
28) The methods analysis chart which describes the overall sequence of operations,
transportation, storage, delays, and inspection is a:
A.flow process chart.
B.worker-machine chart.
C.gang process chart.
D.simultaneous-motion chart.
E.time/efficiency chart.
29) A cycle count program will usually require that A items be counted:
A.daily.
B.once a week.
C.monthly.
D.quarterly.
E.more often than annually.
30) Which of the following is not one of the assumptions of the basic EOQ model?
A.Annual demand requirements are known and constant.
B.Lead time does not vary.
C.Each order is received in a single delivery.
D.Quantity discounts are available.
E. Ordering and holding costs have been estimated reasonably accurately.
31) With regard to operations strategy, organization strategy should, ideally, take into
account:
A.operations’ strengths and weaknesses.
B.inventory levels.
C.labor productivity.
D.product mix.
E.production processes.