Introduction to IT and Cybersecurity: Operating System Essentials

The video tutorial introduces operating systems, explaining their role in managing computer hardware and software resources. It covers how operating systems create an abstraction layer for users and applications, manage resources, and provide a graphical user interface. Examples of operating systems like Windows, Linux, and mobile OS such as Android and iOS are discussed. The concept of virtualization, which allows running multiple operating systems on a single machine, is also explained, highlighting its use in development and testing.

What is virtualization in the context of operating systems?

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List the three major operating systems highlighted in the text.

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