AJAX.NET Interview questions

Total available count: 15
Subject - Microsoft Technologies
Subsubject - AJAX.NET

How many validation controls are available in ASP.NET AJAX 4.0?

There are five validation controls available in ASP.NET AJAX 4.0. They are,
1. FilteredTextBoxExtender
2. MaskedEditExtender and MaskedEditValidator
3. ValidatorCalloutExtender
4. NoBot
5. PasswordStrengthExtender
1. FilteredTextBoxExtender: FilteredTextBoxExtender enables you to apply filtering to an ASP.NET text box.
2. MaskedEditExtender and MaskedEditValidator: Both Restricts a user to enter only a certain pattern of characters in the TextBox by applying a mask to the input.
3. ValidatorCalloutExtender: ValidatorCalloutExtender attaches to the ASP.NET validators and message will be displayed as a balloon-style ToolTip but not as a simple text.
4. NoBot: NoBot prevents the spam or bot from filling the input forms automatically and uses the Completely Automated Public Turing test to tell CAPTCHA, which is a type of challenge-response test to ensure that the response is not generated by the computer.
5. PasswordStrengthExtender: PasswordStrengthExtender measures the strength of the password text entered within the text box by validating with the different strength specified parameters.

Next 2 interview question(s)

How can you debug ASP.NET AJAX applications?
What are the differences between AJAX and JavaScript?