ASP.NET can precompile a Web site before it is made available to users. This provides many advantages, which include faster response time, error checking, source-code protection, and efficient deployment. You can also compile a project by using the Web application project model. All code files (standalone, code-behind, and class files) in the project are compiled into a single assembly and stored
![ASP.NET Precompilation Overview](https://cdn-ak-scissors.b.st-hatena.com/image/square/d6e4cb632c7025e9f5e05fd314fbf6dcd6144e8d/height=288;version=1;width=512/https%3A%2F%2Flearn.microsoft.com%2Fen-us%2Fmedia%2Fopen-graph-image.png)