[This is preliminary documentation and subject to change]

# Developing Web Applications

This guide provides an overview of Web application design and introduces the more advanced topics of building components and ISAPI extensions, data access, Web-based transactions, and performance.

This section contains:

- Web Applications: An Overview: Introduces the IIS programming model.
- Design Decisions: Describes several key issues you should consider in designing web applications.
- Accessing Data with ASP: Introduces data access from a Web page with Microsoft® ActiveX® Data Objects (ADO).
- Processing Transactions: Outlines how IIS and Component Services, available with Windows 2000 or later, work together to provide Web-based transactions.
- Security Ramifications for IIS Applications: Introduces the issues Web developers face when accessing and providing secure data.
- Development Technologies: Reviews some of the more recent Web technologies, such as XML and Dynamic HTML.
- Developing Scalable Web Applications: Describes the impact that Web application design decisions can have on server performance.

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