how to manage session in asp.net

Dear sir tell me about session in asp.net, how to manage application in

 

managing session is a big thing is web apps.. first u need to have learn... find some ebook.. there r lot of ebooks available like build web site using asp.net

 

Create Session

Session["Text" + Session.SessionID]="ABC";

Access Session Varable

searchText = (string)Session["Text" + Session.SessionID];