(c) Using sensitivity analysis, estimate by what percentage the life cycle of the Snowballer would need to change
before the recommendation in (a) above is varied. (4 marks)
第1题：
Parametric cost estimating involves
A.using the WBS to do bottom up estimates
B.defining the perimeters of the life-cycle
C.calculating the individual estimates of work packages
D.using a statistical model to estimate costs
E.A and C
第2题：
Life cycle costing is the total cost to the customer for the acquisition and ownership over its full life. Life cycle costing categories include the cost of _____, _____, and _____.
A . R & D, maintainability, operation and support.
B . R & D, production, operation and support.
C . Acquisition, operations, maintenance.
D . Production, operations, maintenance.
E . None of the above
第3题：
The project stakeholders should be actively involved with the _____ phase(s) of the life cycle.
A.Conceptual
B.Development.
C.Execution
D.Finish
E.All of the above.
第4题：
67 The project stakeholders should be actively involved with the _____ phase(s) of the life cycle. A. Conceptual
B. Development.
C. Execution
D. Finish
E. All of the above
第5题：
Which phase of the project life cycle typically has the highest uncertainty and risk associated with it?
A concept
B development
C execution
D conclusion
E All of the above.
第6题：
The technique most commonly used to determine the profitability of a project includes _____ methods.
A . Net present value (NPV).
B . Return on investment (ROI).
C . Discounted cash flow (DCF)
D . Payout time and risk sensitivity analysis.
E . All of the above.
第7题：
Sensitivity analysis can be used in risk analysis to:
A Substitute for uncertainty analysis in risk quantification
B estimate the level of risk aversion adopted by management
C estimate the effect of change of one project variable on the overall project
D A and B
E All of the above.
第8题：
Time management is the allocation of time in a project's life cycle through the process of:
A.Planning
B.Estimating.
C.Scheduling.
D.Controlling
E.All of the above.
第9题：
74 Life cycle costing is the total cost to the customer for the acquisition and ownership over its full life. Life cycle costing categories include the cost of _____, _____, and _____.
A. R & D, maintainability, operation and support.
B. R & D, production, operation and support.
C. Acquisition, operations, maintenance.
D. Production, operations, maintenance.
E. None of the above
第10题：
157 Sensitivity analysis can be used in risk analysis to:
A. Substitute for uncertainty analysis in risk quantification
B. estimate the level of risk aversion adopted by management
C. estimate the effect of change of one project variable on the overall project
D. A and B
E. All of the above