How to call base class constructor from derived class in C#

This Video provides the details about what will happen when we create an object for derived or sub class, which constructor of base class will be invoked by default, how to invoke a specific base class constructor, how to perform some manipulations for the parameter value when we pass the arg. from derived class to base class etc. Friends hope this video gives you a clear understanding. if you like this video kindly subscribe my channel this encourages me to produce more videos..The complete video series of ADO.NET With Examples at..http://www.pluralsight.com/courses/adodotnet-by-example