Question

What is mainframe computer and examples?

Answer 1

Mainframe : These types of computer are generally 32-bit micro processors. They operate at very high speed, have very large storage capacity and can handle the work load of many users. They are generally used in centralised data bases.

There are organisations such as banks and insurance companies process large number of transactions on-line. They require computers with very large disks to store several terabytes of data and transfer data from disk to main memory at several hundred megabytes/sec.

The processing power needed from such computers is hundred million transactions per second. These types of computer are generally 32-bit micro processors.

They operate at very high speed, have very large storage capacity and can handle the work load of many users. They are generally used in centralised data bases.

They are also used as controlling nodes in Wide Area Networks (WAN) Example of mainframes are DEC, ICL and IBM 3000 Series. IBM and Hitachi are a few manufacturers of mainframes.