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INFS 230 L Internet Technology

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Presentation on theme: "INFS 230 L Internet Technology"— Presentation transcript:

1 INFS 230 L Internet Technology
LAB1

2 The Internet The Internet is a global, interconnected computer network in which every computer connected to it can exchange data with any other connected computer.

3 The Internet and Web: What’s the Difference?
The Internet is the physical connection of millions of networks. The Web uses the Internet for its existence. The Web consists of hypertext embedded on Web pages that are hosted on Web sites.

4 The Web Site A Web site is a collection of related Web documents that are made available to the public. The index page, or home page, is the first page of a Web site. Web pages are individual Web documents.

5 The Hypertext Concept Hypertext is a way of presenting information so that the order in which it’s read is left up to the reader. Hyperlinks are underlined or highlighted words that can be used to view another document or Web page. Hypermedia refers to a link to multimedia, such as music and movies. The Web is a distributed hypermedia system or a system where the responsibility for creating content is distributed among many people.

6 Web Browsers and Servers
Web browsers display a Web document and enable users to link to other Web pages. The first browsers were text-only. Mosaic was the first graphical browser. Web servers respond to the requests of browsers. They find and send requested resources back to the browser.

7 Web Addresses (URLs) Web addresses are an addressing system that identifies where a Web resource is located. The uniform resource locator (URL) is the standard used to identify Web resources. The URL consists of: Protocol identifies the means of access Server contains the domain name of the Web server Path identifies the location of the document Resource specifies the filename of the resource URL help/ shop/ shop-01.html

8 The most popular web sites languages which using from web designing specialist:
Java, PHP, Perl, ASP, CGI, Java Script Java Applet, JSP XML, DHTML, HTML, CSS

9 Web Page Design HTML Document Authors use a markup language called Hypertext Markup Language (HTML) to create Web pages. The markup language consists of codes that identify portions and special effects in the document. How the user can display the information

10 Characteristics: Flexible Easy to learn Free source Fast fixing
No need permition

11 The main components of HTML
<HEAD> <title> </title> </HEAD> <BODY> </BODY> </HTML>

12 Rules for Evaluating Web Pages
Author – Who is the author? Sources – Where does the information come from? Server – Who provides the server for the page? Objectivity – Is the information objective or one-sided? Style – Is the language objective or argumentative? Purpose – What is the purpose of the page? Accuracy – Is the information accurate? Currency – Is the page up-to-date?

13 HTML First Practice using Notepad
Open notepad Write the following info.: <html> <head> <title> Welcome to the first LAB in Internet Technology </title> </head> </html> Save as your practice 1.html Open the practice again

14 HTML First Practice using Notepad
Open notepad Write the following info.: <html> <head> <title> Welcome to the first LAB in Internet Technology </title> <body> University of Nizwa welcomes you in FALL semester </body> </head> </html> Save as your practice 1.html Open the practice again


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