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2. What is the role of the computer operating system? Identify several activities performed by this key piece of software. 8.The Mac OS X supports

2. What is the role of the computer operating system? Identify several activities performed by this key piece of software.

8.The Mac OS X supports dual booting. What is this, and what benefits does it provide?

10.Distinguish between proprietary software and off-the-shelf software.

12.What is software as a service (SaaS)?

14.What is open-source software? What are the benefits and drawbacks for a business that uses open-source software?

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