An Operating System is the low-level software that supports a computer's basic functions, such as scheduling tasks and controlling peripherals. We covered how to use it and maintain it. Test out how much you understood by taking up the quiz below. All the best and remember to keep revising for the exams.
Booting up the system when the computer is first switched on
Opening the internet
Protecting the computer from hackers
Managing memory during multi-tasking
Mac OS X
Radio Frequency Identification
Moving parts so it's faster
Here's an interesting quiz for you.