Quiz 2 ISDS 3115 – Flashcards
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Slack is the amount of time an actvity can be delayed without delaying the entire project
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True
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A project organization
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Is effective for companies with multiple large projects
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Which of the following statements concerning CMP activities is FALSE?
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The late finish of an activity is the earliest late start of the preceding activities
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Which of the following statements regarding CPM is TRUE?
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All activities on the critical path have their LS equal to the max EF of all immediate predecessors
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The sales force composite forecasting method relies on salespersons' estimates of expected sales
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True
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In a regression equation where y-hat is demand and x is advertising, a coefficient of determination(r squared) of .70 means that 70% of the variance in advertising is explained by demand
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False
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The fundamental difference between cycles and seasonality is the
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Duration of the repeating patterns
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If two variables were perfect correlated, what would the coefficient of the correlation r equal?
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-1 or 1
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A products life cycle is divided into four stages, which are
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Introduction, growth, maturity, and decline
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A graphic technique for defining the relationship between customer desires and product (or service) is
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The house of quality
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A result of concurrent engineering in product design is
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Speedier product development
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Which of the following typically shows the hierarchy of components, their description, the quantity of each required to make out one unit of the product?
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A bill of material
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A project organization works best for an organization when the project resides in only one of its functional areas
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False
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Which of the following is NOT one of the phases of project management?
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Budgeting
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Which of the following statements regarding critical paths is true
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On a specific project, there can be multiple critical paths, all with exactly the same duration
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One advantage of exponential smoothing is the limited amount of record keeping involved
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True
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Forecasts used for new product planning, capital expenditures, facility location or expansion, and r typically utilize a
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Long-range time horizon
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Which of the following statements comparing exponential smoothing to the weighted moving average technique is TRUE?
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Exponential smoothing typically requires less record keeping of past data
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A forecast based on the previous forecast plus a percentage of the forecast error is
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Exponential smoothing forecast
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When should product strategy focus on forecasting capacity requirements?
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At the growth stage of the product life cycle
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Quality function deployment (QFD)
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Is used to determine where to deploy quality efforts Is used early in design process Determines what will satisfy the customer Translates customer desires into target design ALL OF THE ABOVE
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The project organization works best when which of the following conditions are satisfied? 1. Work tasks can be defined with a specific goal and deadline 2. The job is typical and familiar to existing organizations 3. The work contains interrelated tasks requiring specialized skills 4. The project is temporary but unimportant to long-term organizational success 5. The project cuts across organizational lines
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1,3,5
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A project manager is interested in crashing a project with variable activity times. Which of the following tools should he/she employ?
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PERT
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Mean square error and exponential smoothing are two measures of the overall error of a forecasting model.
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False
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Which of the following uses three types of participants: decision makers, staff personal, and respondents?
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Delphi method
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The fundamental difference between cycles and seasonality is the:
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Duration of the repeating patterns
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In a PERT network, non-critical activities that have little slack need to be monitored closely
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Because near-critical paths could become critical paths with small delays in these activities
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The difference between PERT and CPM is that
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PERT employs three times estimates for each activity
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Which of the following is not a type of qualitative forecasting
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Moving average
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The last four weekly values of sales were 80,100,105, and 90 units. The last four forecasts were 60,80,95 and 75 units. These forecasts illustrate
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Bias
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Activity R on a CPM network has predecessors M and N, and has successor S. R has duration 5, N's late finish is 18, while M's is 20. S's late start is 14. Which of the following is definitely true?
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The set of times cannot all be possible
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Which of the following techniques uses variables such as price and promotional expenditures, which are related to product demand, to predict demand?
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Associated models
