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

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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/Terminology

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Terminology

Learning goals

Video

Script

Quiz

Further reading

Discussion

Learning goals

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Video

Script

Quiz

1 map the following

top level domain	domain	subdomain
			google.com
			en.wikiversity.org
			www.studywebscience.org
			org
			studywebscience
			http://en.wikiversity.org
			http://en.wikiversity.org/wiki/Topic:Web_Science

2 True or false?

true	false
		Every domain is a subdomain of its parent
		Every subdomain can also act as a domain
		Every host has a domain
		Every domain resolves to a host
		Domains can have multiple subdomains
		Domains can have multiple top level domains

3 Given the tree which represents the domain name system. Which of the following best describes what a domain is?

	A domain is a node
	A domain is a subtree
	A path from the root to a certain node
	A path from a certain node to the root
	A domain is a leaf
	A domain is an edge

4 Given the tree which represents the domain name system. Which of the following best describes what a fully qualified domain name is?

	A domain is a node
	A domain is a subtree
	A path from the root to a certain node
	A path from a certain node to the root
	A domain is a leaf
	A domain is an edge

Further reading

1. Hostname
2. Fully Qualified domain name
3. Top level Domain
4. Subdomain

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

Tree structure

Zones