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Unformatted text preview: domain. 3. Define and describe name space and the two ways to organize. The whole tree of the Domain Name System is called the Domain Name Space. It consists of a tree of domain names. The Root is located at the top and is represented by a . dot . Each node in the tree has resource records. These hold information associated with the domain name. The Top Level Domains are closest to the Root and are the least specific. The tree sub-divides into zones. And each consists of connected nodes authoritatively served by an authoritative DNS nameserver. One nameserver can host several zones. A Sub-Domain is where a domain's name ends in another domain's name and is therefore part of that larger domain. A resolver looks up the information associated with nodes and repeats through several name servers to find the needed information. Or you could form it as a flat namespace with no structure and only one directory, which is the root directory....
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This note was uploaded on 01/19/2012 for the course COMPUTER S 100 taught by Professor Brown during the Spring '11 term at Strayer.
- Spring '11