I have some useful links that will help you to get Interview Q & A for different areas of technology in the market.
Diving in OOP By Akhil Mittal
Object Oriented Design Patterns
Interview Q & A Set – 1 By Sandeep Ramani
Interview Q & A Set – 2 By Sandeep Ramani
General .NET Interview Questions By Suprotim Agarwal
ASP.NET 2.0 Interview Questions – Beginner Level By Suprotim Agarwal
ASP.NET 2.0 Interview Questions – Intermediate Level By Suprotim Agarwal
ASP.NET MVC interview questions with answers By Shivprasad koirala
Top 10 WCF Interview Questions
Big List of LINQ Interview Questions and answers By Nikhil Singhal
29 AngularJS Interview Questions
SQL Server Performance Tuning Tips
Hope this will help !!!