Computer

The first computer is the invention of Konrad Zuse. It was invented in 1936. This computer was called the Z1. Company Intel has invented the computer in 1971, which had its first microprocessor.
The main parts of the first computer have contained vacuum tubes. A few years later it have contained the chips. People were impressed at the first computers. First sucessful companies have been Apple, Iskra Delta and some other's, less important.
I use my computer every day. I use it at home and in the school for surfing the internet, learning, chatting ...