| Term | Definition |
|---|---|
| Database |
Data stored in a computer in such a way that a computer program can easily retrieve and manipulate the data. |
| Directory |
A database edited manually by Humans. Sites are indexed by category making this feature the main difference to a Search Engine. Users can navigate through the categories to locate documents or information. Most directories offer searching options (which is similar to searching from a Search Engine) within its database. |
| DNS [Domain Name System (Service)] |
An Internet system/service that translates domain names into IP addresses. Domain names are alphabetic so they're easier to remember. The Internet however, is really based on IP addresses. Every time you use a domain name, therefore, a DNS service must translate the name into the corresponding IP address. |
| Domain Name |
An unique name that identifies one or more IP addresses. Domain names are used in URLs' to identify particular Web sites. Every web site is located by its unique IP address. |