CIA, NSA, FBI, NASA and other large government agencies.
nowhere
A mainframe computer is a large computer system that use to be manufactured. The historic demise of the mainframe computer began in the late 1980s when manufactures began making smaller models.
More than one user can use the mainframe at once.
Example sentence - Many computer networks still function on mainframe systems.
Cannot answer
The mainframe computer is usually used in a computer center to connect the other computers. The mainframe computer is a high level computer that is designed for demanding and extensive computer tasks.
Served as an Internet host computer.
Douglas Engelbart did not invent the mainframe computer.
The mainframe of computer is counting "0" and "1". The computer just counts these numbers and the user does everything with it.
was the mainframe designed for such an upgrade? that will determine yes or no.
the difference is that the mainframe is bigger and more expensive.
Bus Network Topology.