MAINFRAME

a.Characteristics

•A large, expensive, powerful computer that can handle hundreds or thousands of connected users simultaneously.

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b.Size

•occupies a partial or full room

c.Capabilities

•executes billions of instructions per second

•Stores tremendous amounts of data, instructions, and information.

d•Mainframe computers can handle thousands of connected computers and process millions of instructions per second

.   Number of User at One Time

•used by hundreds or thousands of users at the same time

e.   Usage

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•Mostly used by major corporations for business activities like order processing or flight scheduling.

•Mainframes also can act as servers in a network environment.