Saturday, September 19, 2015

IT1451 -WEB TECHNOLOGY



7. Define XML.
XML is a meta-mark up language that provides a format for describing structured
Data. This facilitates more structured declarations of content and more meaningful search
Results across multiple platforms.

 8. Define DTD.
A DTD is a set of rules that specifies how to use XML mark-up. It contains
Specifications for each element, including what the element’s attributes are, what values the attributes can take on and what elements can be contained in others.


 9. What are the XML rules for distinguishing between the content of a document and the
XML mark-up element?
1. The start of XML mark-up elements is identified by either the less than symbol (<) or the ampersand (&) character
2. Three other characters, the greater than symbol (>), the apostrophe or single quote (‘) and the double quotation marks (“) are used by XML for mark-up.
3. To use these special characters as content within your document, you must use the corresponding general XML entity.

10. Define script lets.
Script lets enable you to create small, reusable web applications that can be used in
Any web page. Script lets are created using HTML, scripting and Dynamic HTML. To include them in an HTML document use the <OBJECT> tag.


11. Define ASP.
Active Server Pages (ASP) is a server-side scripting technology that can be used to create dynamic and interactive web applications.

12. What are the ASP objects?
1. Application -It manages your web application.
2. Session -It manages and tracks individual user sessions.
3. Server -It controls behaviour of your web server
4. Response -It transmits information from the web server to web browser
5. Request -It retrieves information from the browser for processing at the server.


13. What is global.asa file?
The global.asa file is a Active Server Application file you can track and manage the
Application and session events, variables and objects. When you start the application the server will load the global.asa file into memory.

14. Define response object and list its methods.
The response object transmits information from the web server to browser.
Methods are:
1. Write 2. Binary Write 3. Redirect 4. AppendToLog 5. Add Header 6. Clear
7. Flush

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