Framework Fundamentals - All What Need To Know About .NET

Recently I came across several articles, which describe questions that can be asked at the interview for a job as a .NET developer. For example: What Great .NET Developers Ought To Know (More .NET Interview Questions), ASP.NET Interview Questions, Tech Interviews and ... But usually these questions are left without answers. I want to start series of articles that will help systematize programmer’s knowledge to prepare for an interview or for an exam.