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1) Seasonal relatives can be used to deseasonalize data or incorporate seasonality in a
forecast.
2) Ergonomics is important for preventing common workplace injuries such as back
injuries and repetitive-motion injuries.
3) The process capability index (indicated by Cpk) can be used only when the process is
centered.
4) Capacity increases are usually acquired in fairly large "chunks" rather than in smooth
increments.
5) Outsourcing logistics gives a company less flexibility because it forces them to focus
more on core businesses.
6) If the unit cost to buy something is less than the variable cost to make it, the decision
to make or buy is based solely on the fixed costs.
7) In cellular manufacturing, machines and equipment are grouped by type (e.g., all
grinders are grouped into a cell).
8) The four building blocks of lean operations are: product design, process design,
personnel/organizational elements, and manufacturing planning and control.
9) Queue discipline requires a security presence to maintain order.
10) If the majority of service customers are satisfied, it is likely that all service
customers will be satisfied.
11) A node has one entering activity, a, and two leaving activities, b and c. Given the
following information, determine the latest starting time for activity a: EFb = 15, EFc =
17, LFb = 24, LFc = 27; activity times are a = 4, b = 6, c = 8
A.14
B.15
C.16
D.17
E.18
12) Value added can be calculated by:
A.average productivity gains over time.
B.inputs divided by the outputs.
C.outputs divided by the inputs.
D.input plus output divided by two.
E.outputs minus inputs.
13) Which type of processing system tends to produce the most product variety?
A.assembly
B.job shop
C.batch
D.continuous
E.project
14) Consider the portion of a project depicted by this graph:
What is the earliest finish time for activity 10-11 (far right-hand side) if the earliest start
time of 8-10 (upper left-hand side) is 12 and the earliest start time of 9-10 (lower
left-hand side) is 13?
A.22
B.23
C.24
D.25
E.26
15) Computer-integrated manufacturing integrates ______________ with
manufacturing.
A.information from across the organization
B.demand forecasts
C.marketing strategy
D.human resources
E.inventory levels
16) Which of the following is/are a primary input into capacity, sales, and production
planning?
A.product design
B.market share
C.ethics
D.globalization
E.demand forecasts
17) The ultimate goal of lean operations is to have:
A.no in-process inventories.
B.cross-trained workers capable of handling every process.
C.a smooth, rapid flow of materials through the system.
D.no setup times.
E.all of the choices.
18) A company needs to rebalance a product layout for producing new plastic license
plates. They plan to use the assembly line six hours in order to meet projected demand
of 2,160 license plates each day. The following table describes the tasks involved in the
production of this product:
For output to equal projected demand, what will be the idle time at the second
workstation of the assembly line that uses the minimum number of workstations?
A.0 seconds
B.1 second
C.2 seconds
D.3 seconds
E.5 seconds
19) If an activity is determined to be on the critical path, that means that it, and perhaps
others, will affect project:
A.direct costs.
B.performance.
C.quality.
D.conflict.
E.duration.
20) The method for evaluating location alternatives that uses their composite
(weighted-average) scores is:
A.cost-profit-volume analysis.
B.transportation model analysis.
C.factor rating analysis.
D.linear regression analysis.
E.MODI analysis.
