文学理论
文艺学
信息系统的开发过程一般包括系统规划、（）、系统设计、系统实施、（）五个步骤。
亲系
You are implementing an ASP.NET MVC 2 Web application that allows users to view and edit data. You need to ensure that only logged-in users can access the Edit action of the controller. What are two possible attributes that you can add to the Edit action to achieve this goal？ （） [Authorize（Users = ""）]。 [Authorize（Roles = ""）]。 [Authorize（Users = "*"）]。 [Authorize（Roles = "*"）]。
You work as the application developer at Certkiller .com. Certkiller .com uses Visual Studio.NET 2005 as its application development platform.You are developing a .NET Framework 2.0 application used to store a type-safe list of names and e-mail addresses. The list will be populated all at ones from the sorted data which means you well not always need to perform insertion or deletion operations on the data. You are required to choose a data structure that optimizes memory use and has good performance.What should you do？（）
