Introduction

Asp.Net 4.0 mainly focuses on improving the PERFORMANCE and SEARCH ENGINE OPTIMIZATION (SEO). For this Asp.Net 4.0 come up with several new features that improve core ASP.NET Services, Web Forms, Dynamic data and Visual Web Developer.

These new features helps in delivering good PERFORMANCE in terms of manage large amount of data and provide SCALABILITY, provide faster RESPONSE TIME, helps in REDUCING COST, REDUCING CODE and ACCELERATES DEVELOPMENT.

“Compile time checking, intelliSence, integrated development and test environment capabilities in Visual Studio 2010” reduces the chance of errors in Production code which has increased CUSTOMER SATISFACTION. Now every page has a proper”Title Tag, Meta Description and Canonical URL” that promotes Global Visibility.

Some of the features are listed below:

• Output cache extensibility
• Session state compression
• View state mode for individual control
• Page.MetaKeyword and Page.MetaDescription properties
• Response.RedirectPermanent method
• Routing in ASP.NET
• Increase the URL character length
• New syntax for Html Encode
• Predictable Client IDs
• Web.config file refactoring
• Auto-Start ASP.NET applications
• Improvements on Microsoft Ajax Library
• Extensible Request Validation
• Performance Monitoring for Individual Applications in a Single Worker Process
• Multi Targeting

Having these features in ASP.NET 4.0, developers are now capable in creating “clean, semantically correct & CSS friendly HTML markups”. URL Routing feature helps in getting SEARCH ENGINE friendly URLs that is helpful in “increasing the traffic to your website”. By setting View State Mode for individual control in page controls, a significant performance improvement can be gained in “response-time”. Client IDs rendered by server controls can now be controlled. ASP.NET Dynamic Data support has been enhanced. New starter project templates now make it easier to get going with new projects.  SEO enhancements make it easier to “drive traffic to your public facing sites “& “web.config files are now clean and simple”.