- A DOM, or Document Object Model, is a tree representation of the structure of a Web document that may be used via scripts to access and manipulate any element within that page.
- Domain Name Server
- A Domain Name Server (DNS) is a distributed network of servers where host names are translated to their IP addresses. DNS servers are used on the Internet and some private networks.
- Dynamic Typed
- Dynamic typed programming languages are those languages in which variables must necessarily be defined before they are used. This implies that dynamic typed languages do not require the explicit declaration of the variables before they're used.