Mainframe computer

 what is a mainframe computer? 

Mainframe Computer is a powerful computer having multiple user interfaces. Mainframes are a type of computers, which are made for throughput as fast as possible; a throughput can be defined as the rate at which the data is processed . These are some reasons why they are used.

• used for large information processing jobs.
• used by government institutions and large companies for tasks.
• it keeps data private as it stores it in a way only certain people can access it.