omis 108 quiz 1
outsourcing
managing the supply chain has become more important as a result of firms increasing their levels of
TRUE
many U.S manufacturers are now shifting their focus from products to both product and process improvements
smooth variations in the data
moving average forecasting techniques do the following
quality function deployment
one structured approach for integrating customer requirements into every aspect of product development
MAPE
putting forecast errors into perspective is best done using
FALSE
quality function deployment is a structured approach that guarantees that that the highest quality product or service will be designed
planner/decision maker
In their chief role of ______, operations managers exert considerable influence over the degree to which the goals and objectives of the organizations are realized
sustainability; threat of global warming
Taking a systems viewpoint with regard to operations in today's environment increasingly leads decision makers to consider ________ in response to the ________
a combination of goods and services
a "product package" consists of
an exponentially smoothed forecast
a forecast based on the previous forecast plus a percentage of the forecast error is
quality function deployment
a formal way to ensure customer requirements are factored into the product and service deployment process is
FASLE
a house of quality is achieved when no department in a single location has more than 15% rejects
FALSE
a moving average forecast tends to be more responsive to changes in the data series when more data points are included in the average
MSE
accuracy in forecasting can be measured by
TRUE
forecast of future demand are used by operations people to plan capacity
TRUE
forecasts based on an average tend to exhibit less variability than the original data
FALSE
forecasts for groups of items tend to be less accurate for individual items because forecasts for individual items don't include as many influencing factors
trend
gradual, long-term movement in time series data is called
decreased
in order to increase the responsiveness of a forecast made using the moving average technique, the number of data points in the average should be
TRUE
in order to update a moving average forecast, the values of each data point in the average must be known
FALSE
robust design describes a product that will perform satisfactorily so long as it is used in a very narrow range of conditions
TRUE
service design often must take into account the degree of customer contact required
life cycle analysis
the assessment of the environmental impact of a product or service throughout its useful life is called
subjective estimates
the more novel a new product or service design is, the more forecasters have to rely on:
FALSE
the naive approach to forecasting requires a linear trend line
reverse engineering
the process of dismantling and inspecting a competitor's new or revised product for the purpose of gleaning design ideas is called
FALSE
the process of dismantling and inspecting a competitor's product to discover product improvement is called "benchmarking"
TRUE
the shorter the forecast period, the more accurately the forecasts tend to track what actually happens
cost and accuracy
the two most important factors in choosing a forecasting technique are:
increased globalization
this would tend to increase the importance of supply chain management
deviations around the line are normally distributed
use of simple linear regression analysis assumes that
cost and accuracy
when choosing a forecasting technique, a critical trade-off that must be considered is that between:
requires only last period's forecast and actual data
which is not a characteristic of simple moving averages applied to time series data
reposition
which of the following are NOT one of the 3 R's: reuse, reduce, reposition, recycle
historical data is available on which to base the forecast
which of the following features would not be generally considered common to all forecasts
e) product life cycle management
which of the following is a systematic approach to managing the series of changes a product goes through, from its conception, design, and development, through production and any redesign, to its end of life? a) cradle to grave assessment b) life cycle analysis c) end of life programs d) enterprise resource planning e) product life cycle management
b) to increase the level of employee satisfaction
which of the following is not a reason for redesigning a product or service: a) to reduct labor or material cost b) to increase the level of employee satisfaction c) to increase the level of customer satisfaction d) to attract and increase customer demand e) to increase quality
supply chain management
which of the following most involves coordinating the activities among all the elements of the business including its suppliers and distributors
sustainability
which of the following refers to service and production processes that use resources in ways that do not harm ecological systems?
