© Mike Halsey 2019
M. HalseyThe IT Support Handbookhttps://doi.org/10.1007/978-1-4842-5133-1_2

2. Understanding Your IT System Better

Mike Halsey1 
Sheffield, UK

What is a computer? If you asked 20 different people what a computer was, there’s a good chance that you’d get 20 different answers. Some might say it’s the box on my desk at work, while others might point at the screen and say it’s that. Some people will say it’s their iPad, when they actually have an Android tablet, and other people who own a Chromebook might saw it’s their laptop.

It’s very true then that the definition of what a computer is is very different to what we might have said 20 years ago.

A Brief History of Computers

I love potted histories, and the history of computers is ...

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