我的公司即将招聘。net开发人员。我们在各种。net平台上工作:ASP。NET，紧凑框架，windows窗体，Web服务。我想整理一份好问题的清单/目录，这是一种衡量应聘者是否有经验的最低标准。我的问题是:
你认为一个优秀的。net程序员应该能够回答哪些问题?
我也会把它看作是我自己的一张清单，以便看到我自己的缺陷在哪里(有很多……)
*更新:它想要明确的是，我们不仅仅测试。net知识，解决问题的能力和一般的编程技能对我们来说更重要。
当前回答
我在Scott Hanselman的博客上找到了这些列表:
伟大的。net开发人员应该知道什么(更多。net面试问题) ASP。NET面试问题
以下是我从这些文章中归纳出来的最重要的问题。我编辑并重新编排了它们。幸运的是，对于这些问题中的大多数，在Stack Overflow上已经有了很好的答案。只要按照链接(我会尽快更新它们)。
与平台无关的。net问题
What is the difference between a thread and a process? What is the difference between an EXE and a DLL? What is strong-typing versus weak-typing? What is the difference between a.Equals(b) and a == b? What is boxing? Is string a value type or a reference type? What is the Global Assembly Cache (GAC)? What problem does it solve? What is an Interface and how is it different from a Class? What is Reflection? Conceptually, what is the difference between early-binding and late-binding? When would using Assembly.LoadFrom or Assembly.LoadFile be appropriate? What is an Asssembly Qualified Name? Is it a filename? How is it different? How is a strongly-named assembly different from one that isn’t strongly-named? What does this do? sn -t foo.dll How does the generational garbage collector in the .NET CLR manage object lifetime? What is non-deterministic finalization? What is the difference between Finalize() and Dispose()? (external article) What is the difference between in-proc and out-of-proc? What technology enables out-of-proc communication in .NET? What is FullTrust? Do GAC’ed assemblies have FullTrust? What is the difference between Debug.Write and Trace.Write? When should each be used? What is the difference between a Debug and Release build? Is there a significant speed difference? Why or why not? What is the difference between: catch (Exception e) {throw e;} and catch (Exception e) {throw;} ? What is the difference between typeof(foo) and myFoo.GetType()? What is the purpose of XML Namespaces? What is the difference between an XML "Fragment" and an XML "Document"? (XML Basics) How would you validate XML using .NET?
ASP。网
What is a PostBack? What is ViewState? How is it encoded? Is it encrypted? Who uses ViewState? Why is it either useful or evil? What Session State providers are available in ASP.NET? What are the pros and cons of each? What is the OO relationship between an ASPX page and its CS/VB code behind file? How would one implement ASP.NET HTML output caching, caching outgoing versions of pages generated via all values of q= except where q=5 (as in http://localhost/page.aspx?q=5)? What are HttpHandlers? What are HttpModules? What is needed to configure a new extension for use in ASP.NET? For example, what if I wanted my system to serve ASPX files with a *.jsp extension? How do cookies work? What is an example of Cookie abuse? What kind of data is passed via HTTP Headers? How does IIS communicate at runtime with ASP.NET? Where is ASP.NET at runtime in the different versions of IIS (5 to 7)?
其他回答
了解引用类型和值类型之间的区别。
要知道事件是作为硬引用存储的(也就是说，要记得取消事件注册，否则应用程序将会泄漏内存)。
字符串是不可变的。
诚实?
“什么是。net ?”
如果他们能给你一个明确的答案，关于。net是什么，不是什么，它是如何使用的，它是由什么元素组成的，等等……如果他们能让你相信他们知道这是什么，那么他们很有可能非常了解。
事实上，很多人并不真正知道。net是什么。甚至包括那些为它写程序的人。
以下是我用来筛选c#程序员职位的程序员的一些方法:
引用类型和值类型之间的区别是什么?
解释IDisposable接口，c#语言构造需要它，以及如何实现它。
如果将null作为参数传递给具有不允许该参数为空的契约的方法，您将抛出哪个异常?
我将提出一些问题，重点是理解使用dotnet之类的编程概念
托管环境和非托管环境之间的区别是什么? GC的利弊 JIT的利弊 如果我们需要开发应用程序X，我们可以使用dotnet吗?为什么?(这将确定他如何看待dotnet)
我还建议写一些小方法，让他用更好的dotnet类或标准方法重写它们，使它们具有更好的性能。 也写不正确的方法(在任何方面)逻辑或其他，并要求他纠正它们。
琼恩·斯基特是谁?
