How computers & the internet works
More than 4 billion people are using the computer in one way or the other.
And we have over 2 billion people connected online, now comes the question,
how many people really know how computers all over the world are able to connect to each other. For you to be a professional I.T Engineer, you will
need to know and be able to eplain to a 4 years old child how our computer
work and how they talk to each other accross the globe.