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ASP.NET Training: - How many types of validation controls are provided by ASP.NET?

Here's a small quick FAQ on ASP.NET in Interview. In this section we will cover main types of validation controls which are provided by ASP.NET .

There are six main types of validation controls:-

RequiredFieldValidator
 
It checks whether the control have any value. It is used when you want the control should not be empty.

RangeValidator

It checks if the value in validated control is in that specific range. Example TxtCustomerCode should not be more than eight lengths.

CompareValidator

It checks that the value in controls should match some specific value. Example Textbox TxtPie should be equal to 3.14.

RegularExpressionValidator

When we want the control, value should match with a specific regular expression.

CustomValidator

It is used to define User Defined validation.

Validation Summary

It displays summary of all current validation errors on an ASP.NET page.

Also see the following ASP.NET Training and interview questions video: -How to build-up single sign-on using ASP.NET forms authentications.



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The above question is taken from the book .NET interview questions published by BPB publication and written by Shiv Prasad Koirala.

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Author:
Shivprasad koirala Koirala
I am a Microsoft MVP for ASP/ASP.NET and currently a CEO of a small E-learning company in India. We are very much active in making training videos , writing books and corporate trainings. Do visit my site http://www.questpond.com for .NET, C# , design pattern , WCF , Silverlight , LINQ , ASP.NET , ADO.NET , Sharepoint , UML , SQL Server training and Interview questions and answers
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