MGMT 306 OM Chapters 3-4 Quizzes – Flashcards
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the three phases involved in the management of large projects are:
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planning, scheduling, and controlling
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which of the following does NOT belong to the planning phase of project management?
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monitoring resources. Which DO belong in the planning phase? -team organization -goal setting -defining the project
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the project organization may be less helpful when:
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the job is familiar to the existing organization. it IS helpful when: -work tasks can be defined with a specific goal and deadline -the work contains complex interrelated tasks requiring specialized skills -the project cuts across organizational lines
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which of the following is the 3rd level in work breakdown structure?
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subtasks in major tasks
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Gantt charts are:
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planning charts used to schedule resources and allocate time
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which of the following is NOT part of project controlling?
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sequencing and allotting time to all project activities which IS part? -shifting resources to where they are needed most -using a feedback loop to revise the project plan -close monitoring of resources, costs, quality, and budgets
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the critical path of a network is the:
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longest time path through the network
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how is the EF computed?
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ES + Activity time
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which of these time estimates is NOT used in PERT?
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standard time which IS: -pessimistic time -most likely time -optimistic time
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what is the shortest duration required to complete an activity?
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crash time
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which of the following is a limitation of PERT and CPM?
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there is the inherent danger of placing too much emphasis on the critical path
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among the following, critical path and slack time analysis MOST help:
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pinpoint activities that need to b closely watched
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what is the most popular example of specialized software for managing projects?
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microsoft project
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computerized PERT/CPM reports and charts do not include:
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probability estimates for on-time completion -they DO include: detailed cost breakdowns for each task -variance reports -cost distribution tables
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the latest finish of an activity is:
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Min (LS of all immediate following activities)
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which of the following is a direct responsibility of the project manager?
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making sure that the people assigned to the project receive the motivation, direction, and information needed to do their jobs
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which column in Microsoft Project defines the precedence relationships among the activities?
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predecessors
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the most realistic estimate of the time required to complete an activity is referred to as
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most likely time
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which of the following is used for computations in CPM?
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normal time
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which of the following is not a technique that allows managers to plan, schedule, and control projects?
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factor rating method which are techniques? -CPM -PERT -Gantt charts
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which of the following is an advantage of PERT and CPM?
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straightforward and not mathematically complex
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which of the following activities are NOT part of project scheduling?
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make sure all necessary activities are finished in proper sequence and on time which ARE part of project scheduling? -decide how long each activity will take -compute resources needed at each stage of production -chart separate schedules for personnel needs by type of skill and material needs
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which of the following is NOT true about Gantt charts?
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Gantt charts qeduately illustrate the interrelationships between the activities and the resources. which IS true: -they are planning charts used to schedule resources and allocate time -they are low cost mean of helping managers make sure that activities are planned -they also can be used for scheduling repetitive operations
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the forecasting time horizon that would typically be easiest to predict for would be the
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short range
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a forecast that projects a company's sales is
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a demand forecast
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CPFR is
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collaborative, planning, forecasting, and replenishment
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which of the follwing statements is NOT true?
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when excess capacity exists, costs can decrease which IS true? -when capacity is inadequate, customers can be lost -when capacity is inadequate, market share can shrink -when excess capacity exists, cost can increase
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which of the following is the FIRST step in a forecasting system?
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determine the use of the forecast
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which of the following forecasting steps comes directly after determining the time horizon of the forecast?
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select the forecasting model(s)
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which of the following is a quantitative forecasting method?
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exponential smoothing qualitative methods? -market survey sales force composite jury of executive opinion
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which forecasting model is based upon salespersons estimates of expected sales?
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sales force composite
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what is a data pattern that repeats itself after a period of days, weeks, months, or quarters?
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seasonality
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which forecasting method considers several variables that are related to the variable being predicted?
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multiple regression
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a tracking signal
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is a measurement of how well a forecast is predicting actual values
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which of the following statements is NOT true about the forecasting in the service sector?
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detailed forecasts of demand are not needed which IS true about the service sector? -forecasting in the service sector presents some unusual challenges -demand patterns are often different from those in non service sectors hourly demand forecasts may be necessary
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when using exponential smoothing, the smoothing constant
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can be determined using MAD
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a measure of strength of the relationship between two variables is referred to as
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coefficient of correlation
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a consistent tendency for forecasts to be greater of less than the actual values is called a ________ error
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bias
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which of the following is the FINAL step in a forecasting system?
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validate and implement the results
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a forecast that addresses the business cycle by predicting planning indicators is
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an economic forecast
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which of the following is not a time-series model?
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linear regression what IS a time series model: -moving averages -naive approach -exponential smoothing
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which of the following is a qualitative forecasting method?
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Delphi method
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the goal of CPFR is to:
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create significantly more accurate information that can power the supply chain
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which of the following is NOT true regarding forecasting?
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forecasting is exclusively an objective prediction
