Final answer:
The correct statements are about mainframe computers, minicomputers, microcomputers, and smartphones.
Step-by-step explanation:
Out of the given statements, the correct ones are:
- Organisations such as large insurance companies and banks would use mainframe computers.
- Minicomputers are also known as midrange computers.
- Microcomputers are the most widely used and fastest growing computers.
Minicomputers are designed for general usage, so the fourth statement is incorrect. Lastly, smartphones are a type of portable computers, so the fifth statement is correct as well.
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