Companies may have more than one data center as well. Most mid size or higher companies will have at least one data center though. There are many types of data that can be stored in these centers. For example, a financial institution will maintain their clients accounts, numbers and activities in the data center. Businesses will keep client names, accounts, and projects in a data center as well. Because the data a business has is so very important to their existence and their performance, turning to a data center is an excellent option for this type of storage need.
Inside of a data center you are likely to find various types of computers, internet servers as well as many other items. To keep these items safe, data centers are often built and secured physically as well as logistically to protect them. Security is extremely high. They can be one of the safest environments in the city. The main job of a data center is to maintain and run applications to allow businesses to access and manage their files effectively.
There are many information portals now devoted to the subject and we recommend reading about it at one of these. Try googling for “data center info” and you will be surprised by the abundance of information on the subject. Alternatively you may try looking on Yahoo, MSN or even a decent directory site, all are good sources of this information.