Question

Write down dual system of operating system
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Answer 1

Answer:

While most PCs have a single operating system (OS) built-in, it's also possible to run two operating systems on one computer at the same time. The process is known as dual-booting, and it allows users to switch between operating systems depending on the tasks and programs they're working with.

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Answer 2

Answer:

There are five dual system of operating system

Explanation:

1) this five OS types are likely what run your phone, computer or other divices like a tablet