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