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Interesting facts about mobile phones
What is “pocket calls”? Why do mobile phones go on sale only ten years after development? And where are the mobile communication antennas hiding?
1. Clever Simon. The world’s first smartphone Simon weighed about half a kilogram. In 1993, he offered the possibility of sending mail and messages to a pager, as well as calculator functions and handwritten notes. IBM manufactured only 2,000 of these devices.
2. Simple but popular. Nokia 1100 became the bestseller among mobile phones – and for a long time among all gadgets. From 2003 to 2007, 250 million devices were sold. Continue reading
How to choose a home computer?
Nowadays, a computer is no longer a luxury, but a means of interaction with the outside world. Computer – a huge leap in the development of civilization. With his appearance, various areas of the industry related to digital and information technologies began to actively develop. Now the computer is used in almost all spheres of human activity: it does boring work for us, connects people who live on different continents and just helps to relax and have fun.
In this regard, the choice of a computer should be taken carefully, because very few people will like it when the “machine” suddenly turns off without saving your annual report. Continue reading
What is a QR code?
More and more often, we can see such codes on our streets: in advertising posters and booklets, on business cards or on the packaging of a purchased item. If you have not yet encountered such codes, then this means that you were simply not very attentive. Look around and I am sure that the QR code will surely catch your eye.
What is this code and how does it work?
The abbreviation QR is derived from the English words Quick Response, which translates as “quick response” or “quick response.” A QR code is a two-dimensional bar code that can contain a sufficiently large amount of encoded information (for example, up to 7089 numbers or 4296 letters and numbers). Continue reading