Can anyone give definetion of datacenter?

Hi,

Cany anyone give definetion of datacenter?, What are the things they do?

Here is the definition.

Store, manage, process, and exchange digital data and information;

Provide application services or management for various data processing, such as web hosting internet, intranet, telecommunication and information technology.

I have found good information at.
http://datacenters.lbl.gov/What.html


Thanks
Ananthan

[dottieford]

is a facility used to house computer systems and associated components, such as telecommunications and storage systems. It generally includes redundant or backup power supplies, redundant data communications connections, environmental controls (e.g., air conditioning, fire suppression) and security devices