Web Science/Part1: Foundations of the web/Domain Name System/Tree structure

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Web Science/Part1: Foundations of the web

Web Science/Part1: Foundations of the web/MoocIndex

Web Science/Part1: Foundations of the web/Domain Name System/Tree structure

• edit MOOC index

Tree structure

Learning goals

Video

Script

Quiz

Further reading

Discussion

Learning goals

test the mooc system

Video

Script

Quiz

1

Look at the tree which represents the domain name system. What do edges in the tree map represent in a domain name?

	. (Dot)
	words
	/ (Slash)
	# (Pound)
	: (Colon)

2

Look at the tree which represents the domain name system. What do all the nodes except the root node in the tree map have?

	. (Dot)
	words
	/ (Slash)
	# (Pound)
	: (Colon)

Further reading

1. Domain name system
2. Domain Name

Discussion

Navigation

1. Ethernet
   1. Communication over a shared Medium
   2. Ethernet header
   3. Minimum package length vs maximum cable length
   4. Collision detection
   5. Summary, further reading, homework
2. Internet Protocol
   1. Motivation for IP
   2. Classful IPv4 networks
   3. IP forwarding algorithm
   4. IP header
   5. Summary, further reading, homework
3. Transmission Control Protocol
   1. End to end principle and connection oriented communication
   2. Three way handshake
   3. Port numbers
   4. Sliding window and flow control
   5. Summary, further reading, homework
4. Domain Name System
   1. Tree structure
   2. Terminology
   3. Zones
   4. Review some facts about DNS
   5. Delegating DNS queries
   6. DNS address resolution
   7. Summary, further reading, homework
5. Internet vs World Wide Web
   1. Summary of the internet architecture
   2. Motivation and requirements for the World Wide Web
   3. Design principles of the web
   4. Uniform Resource Identifier
   5. Summary, further reading, homework
6. Hypertext Transfer Protocol
   1. Making HTTP requests
   2. A simple web client
   3. A simple web server
   4. HTTP header
   5. Content negotiation
   6. Summary, further reading, homework
7. Web content
   1. Problem setting for web content formats
   2. Working with XML
   3. HTML for web document structures
   4. Layout elements in HTML
   5. Motivating separation of content and layout
   6. Cascading Style Sheets
   7. Media content
   8. Metadata
   9. Summary, further reading, homework
8. Dynamic Web Content
   1. Basics of server side web programming
   2. Forms and HTTP post request
   3. Handling a post request in a Java Servlet
   4. Client side JavaScript
   5. Ajax and the XMLHttpRequest class
   6. Summary, further reading, homework

Terminology