问题：
[单选题] The（ ）structure describes a process that may be repeated as long as a certain remains true.
A、logicB、sequentialC、selectionD、loop问题：
[单选题] The（）process analyzes the effect of risk events and assigns a numerical rating to those risks.A.Risk
A、Quantitative Risk AnalysisB、Qualitative Risk AnalysisC、Risk Monitoring anD、Control问题：
[单选题] There are different ways to perform IP based DoS Attacks.The most common IP based DoS attack is that
A、messageB、informationC、requestsD、date问题：
[单选题] There are different ways to perform IP based DoS Attacks. The most common IP based DoS attack is tha
A、badB、realC、fakeD、new问题：
[单选题] There are different ways to perform IP based DoS Attacks. The most common IP based DoS attack is tha
A、orB、administratorC、editorD、attacker问题：
[单选题] There are different ways to perform IP based DoS Attacks. The most common IP based DoS attack is tha
A、methodsB、casesC、handsD、sections问题：
[单选题] There are different ways to perform IP based DoS Attacks. The most common IP based DoS attack is tha
A、messageB、informationC、requestD、date问题：
[单选题] There are many forms of online advertising.______is a small rectangular object on a Web page that di
A、A text adB、A site sponsorship adC、A pop-up adD、A banner ad问题：
[单选题] There is nothing in this world constant but inconstancy.-SWIFTProject after project designs a set of
A、throwawayB、systemC、softwareD、product问题：
[单选题] There is nothing in this world constant but inconstancy.-SWIFTProject after project designs a set of
A、alternativeB、needC、possibilityD、solution问题：
[单选题] There is nothing in this world constant but inconstancy.-SWIFTProject after project designs a set of
A、worthB、valueC、costD、invaluable问题：
[单选题] To ensure the project team provide the functionlity the customer expects in a new prece of software,
A、technical speificationsB、performance specificationsC、product descriptionsD、quality assurance问题：
