View Helper
Front Controller
Composite View
Intercepting Filter
Business Delegate
Chain of Responsibility
第1题：
有状态Session Bean有几种状态（）
第2题：
A developer is designing a web application that must verify for each request： The originating request is froma trusted network. The client has a valid session.The client has been authenticated. Which design pattern provides a solution in this situation？（）
第3题：
OSI参考模型有哪些层，按顺序()。
A.Application、session、transport、network、physical、physical、datalink
B.Application、presentation、session、network、transport、datalink,physical
C.Application、presentation、session、transport、network、datalink、physical
D.Application、session、transport、physical、network、physical、datalink
第4题：
下列哪个作用范围的bean，请求响应完成则该Bean即被释放，不同客户的Bean互不相同。（）
第5题：
EJB包括的类型有（）
第6题：
A developer is designing the presentation tier for a web application that relies on a complex session bean.The session bean is still being developed and the APIs for it are NOT finalized. Any changes to the sessionbean API directly impacts the development of the presentation tier. Which design pattern provides a meansto manage the uncertainty in the API？（）
第7题：
A Company.com developer is designing the presentation tier for a web application that relies on a complex session bean. The session bean is still being developed and the APIs for are NOT finalized. Any changes to the session bean API directly impacts the development of the presentation tier. Which design pattern provides a means to manage the uncertainty in the API？（）
第8题：
有状态Session Bean和无状态Session Bean的区别说法正确的是（）
第9题：
OSI参考模型有哪些层，按顺序（）
第10题：
下列哪个作用范围的Bean，被Web服务目录下所有用户共享，任何客户对Bean属性的修改都会影响到其他用户。（）