Explain the working of passport authentication.
Dataset is the disconnected environment. suppose if you are binding records to gridview (disconnected environment) and you are making changes to the the grid but before updating the database if any other user modify the data, how will you avoid such problem?
difference between writing connection string in web.config through connection string and appsettings
How to send data through querystring to another page but it should not be displayed in URL
List of words of preprocessor in .net?
What is the size of Get method and how much data it can store?
Code for updating the database by entering the data into textboxes in aspx form?
What are Master pages? How to define a Master page?
What is the use of HttpHandlers? When to use this?
What does postback mean?
AJAX - explain the concept and some controls like update panel, tabcontrol etc
How do you perform validations ?
Is asp.net easy to learn?