A data center is an area of a building where large amounts of computers are kept to process the information. Data centers are normally designed with redundancies in mind for power, network connections, and other essential components that have the potential to fail. The data center usually consists of many pieces of hardware.
A server is one type of hardware commonly found in a data center. Servers are made up to handle much higher volumes than desktop computers, and they run different applications.
There are many different types of servers used in a data center such as: web servers (handle HTTP traffic), application servers (handle other types of application requests) and database servers (which store the databases that contain the information).
The environment inside data centers is very carefully controlled to maintain optimal operating conditions, such as