单项选择题

（）is a property of object-oriented software by which an abstract operation may be performed in different ways in different classes.

A.Method
B.Polymorphism
C.Inheritance
D.Encapsulation

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单项选择题

The strategies for handling risk comprise of two main types:negative risks,and positive risks.The goal of the plan is to minimize threats and maximize opportunities.When dealing with negative risks,there are three main response strategies-（），Transfer,Mitigate.

A.Challenge
B.Exploit
C.Avoid
D.Enhance

单项选择题

The（）process ascertains which risks have thepotential of affecting the project and documenting the risks characteristics.

A.Risk Identification
B.Quantitative Risk Analysis
C.Qualitative Risk Analysis
D.Risk Monitoring and Control

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