D276 – Web Development Foundations
Monday, February 24, 2025 10:18 AM
Internet – computer network – global
FTP (File Transfer Protocol) - early way – transferring files over internet – connect to
server
WWW – World Wide Web – the web:
1) Text files
○ Known as HTML files
○ Containing links to other text files
2) A program
○ Known as browser
○ For viewing HTML files
3) Set of Rules
○ Known as HTTP protocol
○ For transferring HTML files among computers
Webpage – Web page – document viewed in a web browser
Website – collection of related webpages – organized
Web server – program that serves webpages to web browsers
HTML
• HyperText markup language
• Standard markup language
• For web documents
Hypertext
• Text that has links to other texts
• (images, videos, and more now)
Document markup
• Special markings in documents
• Provide additional information
○ Links
○ Formatting
○ Images
• HTML also permits adding metadata:
○ Search engine keywords
○ Author information
○ Language
D276 – Web Development Foundations Page 1 of 13 D276 – Web Development Foundations.pdf
, Page 2 of 13 D276 – Web Development Foundations D276 – Web Development Foundations.pdf
Web:
• One particular use of the internet
Internet:
• Interconnection of computers communication using a set of rules
• Transferring webpages from one computer to another
• Transmits email, music, video, and other types of data
Web browser:
• Program that downloads an HTML document from web server
• Displays the document with the formatting
• Allows user to interact with document
○ Clicking hyperlinks
• Uses HTML to understand ___ of document:
○ Structure
○ Semantics
○ Meaning
World Wide Web Consortium (W3C)
• International standards organization
○ Controls a number of web standards
D276 – Web Development Foundations Page 2 of 13 D276 – Web Development Foundations.pdf