By avoiding postbacks to a web server, even while logging
on to your web site, users will perceive your site as being dynamic rather than just
another static web application.
Summary
A lot of this may not make much sense right now, but don??™t worry if you didn't understand
all the details we??™ve just discussed. As you work through the examples in this book
and see how elegantly ASP.NET AJAX script interacts with the underlying HTML and
understand how the server-side controls eliminate much of the manual scripting, it will
become much clearer.
In this chapter, you were introduced to the overall architecture of ASP.NET AJAX,
given a tour of the various features the architecture offers, and introduced to how it can
empower the development of richer browser-based clients.
ASP.NET AJAX is based on two pillars. The first pillar is the client-portion, Microsoft??™s
AJAX Library, which encapsulates many common functions, provides an object-oriented
programming environment for JavaScript developers, and enables access to ASP.NET
Web Services. The second pillar is the ASP.
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