Op Mgt E1 Review

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1
Operations management is applicable
to all firms, whether manufacturing or service
2
Which of the following does not use operations management
None of the above; they all use it (or should use it, at least
3
Which of the following is NOT a trend in operations management
decreased customization
4
Which of the following tasks within a manufacturing firm is performed by the operations function
quality assurance and control
5
Which of the following statements about the operations function is NOT correct
The outputs of an operations function are always tangible.
6
Reasons to study operations management include learning about
how people organize themselves for productive enterprise.B. how goods and services are produced.C. what operations managers do.D. a costly part of the enterprise.
7
Which strategic operations management decision involves establishing policies and proceduresto identify and achieve the customer's quality expectations?
managing quality and statistical process control
8
Henry Ford is noted for his contributions to:
assembly line operations
9
Which strategic operations management decision requires judgments regarding nearness tocustomers, suppliers, and talent, while considering costs, infrastructure, logistics, and governme
location strategies
10
Which is NOT true regarding differences between goods and services
Goods tend to have higher customer interaction than service
11
Which of the following is not a characteristic of service operations?
easy measurement of productivity
12
Which of the following is NOT a typical service attribute?
easy to store
13
Which of the following attributes is most typical of a service
production and consumption occur simultaneously
14
Which of the following is a similarity between goods and services?
both have quality standards
15
Productivity is generally more difficult to improve in the ----- sector than in the ---- sector
service, manufacturing
16
Productivity can be improved by reducing --- while holding --- constant.
inputs, outputs
17
productivity=
outputs/ inputs
18
multiple factor productivity =
output/ labor+material+energy+capital+ misc
19
The supply chain for a brewery would include -- such as hops and barley aswell as -- such as bottles and cans.
raw ingredients,manufactured goods
20
When using the low-cost strategy for supply chain management, a firm should design itsdistribution network to sell through
discount distributors/ retailers
21
Which of the following would NOT be part of a firm's low-cost supply chain strategy?
high flexibility
22
If a business adopts a low-cost strategy, it should build a supply chain with
minimized inventory
23
The transfer of some of what are traditional internal activities and resources of a firm to outsidevendors is
outsourcing
24
A disadvantage of the "few suppliers" sourcing strategy is
the high cost of changing partner
25
Which of the following is NOT a condition that favors the success of vertical integratio
small market share
26
Vertical integration appears particularly advantageous when the organization ha
large market share
27
When Daimler and BMW pooled resources to develop standardized auto components, thesourcing strategy could best be described by which of the following
joint venture
28
Which of the following is NOT one of the risk mitigation tactics for the "Political" category ofsupply chain risk
single-country specialization
29
Which approach uses multiple integrated channels of both communication and shipping
omnichannel
30
The effect of the lack of synchronization among supply chain members is referred to as which ofthe following
Bullwhip effect
31
What term is used to describe the outsourcing of logistics
third-party logistics (3PL
32
While freight rates are often based on very complicated pricing systems, in general, the primaryfreight price factor is based on which of the following attributes
speed of shipment
33
Warehouses sometimes perform certain other functions besides storing goods. Which of thefollowing is NOT typically one of those functions
research & development
34
In supply chain management, ethical issues
A. are particularly important because of the enormous opportunities for abuse.B. may be guided by company rules and codes of conduct.C. become more complex the more global is the supply chain.D. may be guided by the principles and standards of the Institute for Supply Management
35
The inventory turnover ratio used in measuring supply chain efficiency is found by the ratio ofwhich of the following?
Cost of goods sold/Average aggregate inventory value
36
what are the five parts of the Supply Chain Operations Reference(SCOR) model?
Plan, Source, Make, Delivery and Return.
37
are Mexican factories frequently located along the U.S.-Mexico border.
Maquiladoras
38
Cost reduction in international operations can take place because of:
lower taxes and tariffs.B. lower wage scales.C. lower indirect costs.D. less stringent regulation
39
The fundamental purpose for the existence of any organization is described by it
mission statement
40
action plan to achieve the mission
stategy
41
Functional strategies are shaped by
corporate strategy
42
A firm can effectively use its operations function to yield competitive advantage through all ofthe following EXCEPT
A. customization of the product.B. setting equipment utilization goals below the industry average.C. speed of delivery.D. constant innovation of new products.E. maintaining a variety of product options
setting equipment utilization goals below the industry average
43
Which of the following is an example of competing on the basis of differentiation
A. A firm manufactures its product with less raw material waste than its competitors do.B. A firm's products are introduced into the market faster than its competitors' products are.C. A firm's distribution network routinely delivers its product on time.D. A firm offers a much broader product line than its competitors do.E. A firm advertises more than its competitors do
broader products
44
Which of the following is NOT an example of competing on the basis of differentiation
A. A car manufacturer offers the best warranty in the automobile industry.B. A firm designs its smart phone product with unique features.C. A movie theater distinguishes itself by offering cinema suites and dine-in options.D. A firm offers a much broader product line than its competitors do.E. A firm advertises more than its competitors do
advertise more
45
Which of the following is the best example of competing on low-cost leadership?
A. A firm produces its product with less raw material waste than its competitors do.B. A firm offers more reliable products than its competitors do.C. A firm's products are introduced into the market faster than its competitors' products are.D. A firm's research and development department generates many ideas for new products.E. A firm advertises more than its competitors do
less material
46
In the product life cycle, the best stage to increase market share is
growth
47
n which stage of the product life cycle is it important to defend market position?
maturity
48
Outsourcing manufacturing is also known as
contract manufacturing
49
Advantages of outsourcing do NOT include
A. cost savings.B. gaining outside expertise.C. maintaining a focus on core competencies.D. accessing outside technology.E. potential creation of future competition
competition
50
WBS stands for which of the following project management tools
work breakdown structure
51
A definition of the hierarchy of project tasks, subtasks, and work package
work breakdown structure
52
roject scheduling serves all the following purposes EXCEPT which one
A. It shows the relationship of each activity to others.B. It identifies the precedence relationships among activities.C. It encourages the setting of fuzzy time and cost estimates for each activity.D. It shows the relationship of each activity to the whole project
fuzzy time and cost est
53
A sequence of activities that leads from the starting node to the finishing node is called
path
54
PERT is an abbreviation for which of the following methodologies
Program evaluation and review technique
55
Concerning PERT and CPM
two different names for essentially the same technique
56
he difference between AON and AOA networks is that
A. AOA networks sometimes require dummy activities.B. nodes consume no resources or time in AOA networks.C. both are acceptable in practice; however, Microsoft Project uses AON.D. nodes designate activities in AON, while arrows designate activities in AOA.E. all of these are true
all
57
on cpm All activities on the critical path have their -- equal to the --- -- of all immediatepredecessors
LS, maximum EF
58
If a specific project has multiple critical paths, all of them will have
the same duration
59
The ________ distribution is used by PERT analysis to calculate expected activity times andvariances.
beta
60
The expected activity time in PERT analysis is calculated as
the weighted average of a, m, and b, with m weighted 4 times as heavily as a and b
61
The expected time estimate for pert is calculated as
t = (a + 4m + b)/6
62
Which of the following statements regarding PERT analysis is NOT true
A. Each activity has three estimates of its duration.B. Project variance is the sum of all critical activity variances.C. Project standard deviation is the sum of all critical activity standard deviations.D. Only critical activities contribute to the project variance.E. The most likely time is different from the expected activity time
sd is sum of sd
63
Crashing is possible even if there are multiple
critical path
64
slack=
late start- early start
65
Forecasts are usually classified by time horizon into which three categories?
short-range, medium-range, and long-range
66
A forecast with a time horizon of about 3 months to 3 years is typically called
medium-range forecast
67
Forecasts used for new product planning, capital expenditures, facility location or expansion, andR&D typically utilize a
long-range time horizon
68
Which of the following most requires long-range forecasting (as opposed to short-range ormedium-range forecasting) for its planning purposes?
capital expenditures
69
Short-range forecasts tend to ________ longer-range forecasts.
be more accurate than
70
What forecasting systems combine the intelligence of multiple supply chain partner
CPFR
71
The two general approaches to forecasting are
qualitative and quantitative
72
The forecasting technique that pools the opinions of a group of experts or managers is known as
jury of executive opinion.
73
Which of the following is NOT a type of qualitative forecasting
A. jury of executive opinionB. sales force compositeC. market surveyD. Delphi methodE. moving average
moving average
74
The forecasting method which uses anonymous questionnaires to achieve a consensus forecast is
time series analysis
75
Which of the following techniques uses variables such as price and promotional expenditures,which are related to product demand, to predict demand?
associative model
76
Which of the following statements about time-series forecasting is TRUE?
A. It is always based on the assumption that future demand will be the same as past demand.B. It makes extensive use of the data collected in the qualitative approach.C. It is based on the assumption that the analysis of past demand helps predict future demand.D. Because it accounts for trends, cycles, and seasonal patterns, it is always more powerful thanassociative forecasting.E. All of these are true
It is based on the assumption that the analysis of past demand helps predict future demand
77
Gradual upward or downward movement of data over time is called
a trend
78
In time series, which of the following CANNOT be predicted
A. large increases in demandB. cyclesC. seasonal fluctuationsD. random variationsE. large decreases in demand
random variations
79
Fed up with her working conditions at the call center, Lisa decides to invest in a state-of-the-artsewing machine and produce limited quantities of her own clothing designs. After a few monthsof operation, she decides to apply some of the forecasting techniques she mastered in school.Which of these statements about her forecasts is correct?
A. Her forecasts will probably be 100% accurate.B. Her demand forecasts for a year from now will probably be more accurate than herdemand forecasts for three months from now.C. Her demand forecasts for each style of skirt will be more accurate than her demandforecasts for all skirts.D. The best way for her to determine the amount of fabric she needs is to forecast it based onher customer orders for each type of skirt
The best way for her to determine the amount of fabric she needs is to forecast it based onher customer orders for each type of skirt
80
Which of the following statements comparing exponential smoothing to the weighted movingaverage technique is TRUE?
A. Exponential smoothing is more easily used in combination with the Delphi method.B. More emphasis can be placed on recent values using the weighted moving average.C. Exponential smoothing is considerably more difficult to implement on a computer.D. Exponential smoothing typically requires less record keeping of past data.E. Exponential smoothing allows one to develop forecasts for multiple periods, whereas theweighted moving average technique does not.
Exponential smoothing typically requires less record keeping of past data
81
Which of the following smoothing constants would make an exponential smoothing forecastequivalent to a naive forecast?A. 0B. 1 divided by the number of periodsC. 0.5D. 1.0E. cannot be determined
1
82
Use a three-period weighted moving average with Wt = 0.7, Wt-1 = 0.2, and Wt-2 = 0.1 to forecastdemand for July
235.2
83
Given an actual demand this period of 100, a forecast value for this period of 110, and an alphaof .7, what is the exponential smoothing forecast for next period?
103
84
Given a prior forecast demand value of 230, a related actual demand value of 250, and asmoothing constant alpha of 0.1, what is the exponential smoothing forecast value for thefollowing period?
232
85
The primary method for associative forecasting
regression analysis
86
The mean absolute deviation (MAD) is used to
measure forecast accuracy
87
expresses the error as a percent of the actual value
MAPE
88
Which of these forecasts is the most accurate?
MAD of zero
89
In which stage of the product life cycle should product strategy focus on process modifications asthe product is being "fine-tuned" for the market
intro
90
A product's life cycle is divided into four stages, which are
introduction, growth, maturity, and decline
91
At which stage of the product life cycle is product strategy likely to focus on improved cost control?
maturity
92
is used to rank a company's products to determine which products represent the bestuse of the firm's resources, or, perhaps, to determine which products are to be eliminate
Product-by-value analysis
93
determines what will satisfy the customer.
B. translates customer desires into the target design.C. is used early in the design process.D. is used to determine where to deploy quality efforts
Quality function deployment (QFD
94
Quality function deployment (QFD
Starts with studying and listening to customers.
95
The aim of quality function deployment (QFD) is
To get the voice of the customer into the design of a produc
96
graphic technique for defining the relationship between customer desires and product (orservice) is
the house of quality
97
Which of the following is primarily used to help design products that will connect productattributes with customer desires?
House of quality matrix
98
A result of concurrent engineering in product design is
speedier product development
99
Which of the following is a characteristic of concurrent engineering?
A. Integrated computer-assisted designB. Using automated guided vehiclesC. Separate development teams working at onceD. Having an excellent forecasting systemE. The design-build-test cycle
Separate development teams working at once
100
Bridget's Hamburger Stand uses only 7 ingredients but offers 15 different burgers. This processis known as:
Modular design
101
3-D printing has proven to be particularly advantageous for
prototypes, spares, and difficult-to-replace parts
102
Which of the following typically shows the hierarchy of components, their description, and thequantity of each required to make one unit of a product
a bill of material
103
The hierarchy of components, their description, and the quantity of each required to make oneunit of a product are documented on:
a bill of material
104
An operations manager has carefully examined the 1500 parts produced in his factory andclassified them into 30 families with geometric similarities using codes that contain designattributes. This is an example of:
group technology.
105
shows graphically how the product is assembled
assembly chart
106
A restaurant kitchen contains a wall poster that shows, for each sandwich on the menu, a sketchof the ingredients and how they are arranged to make the sandwich. This is an example
assembly drawing.
107
A document for production that gives the instruction to make a given quantity of a particular item,usually to a given schedule, is
work order
108
service design generally differs from product design in which of the following way
There is less latitude in detecting and correcting errors prior to delivery
109
Which of the following is NOT a service design technique used to increase service efficiency?
A. increase customer interactionB. delay customizationC. automationD. modularizationE. limit the options
increase customer interaction
110
The role of decision trees in product design is to
calculate the expected value of each course of action
111
Corporate social responsibility involves managerial decision-making that considers what threeimpacts?
environmental, societal, and financial
112
One way to think of sustainability is to consider the systems necessary to support the triplebottom line of the three Ps, which are
people, planet, and profit.
113
Companies can improve the triple bottom line with sustainability by minimizing what fourthings?
raw material, energy, water, and waste
114
The measure of total greenhouse gas emissions caused directly or indirectly by an organization,a product, an event, or a person is known as
carbon footprint
115
Products are more likely to be "environmentally friendly" when they are made:
use less energy
116
What does ISO stand for?
International Organization for Standardization
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