computer repair woking Computer - necessary?
At present it is difficult to imagine life without a computer. It is necessary to work - in every office, in every bank, in every school and institution. Around computers developed into the most profitable industry - IT. It covers not only issues of hardware, but also software, or related to the Internet and any use of new technologies. IT professionals is one of the richest group and possibly it won't change in the future. We are not able to imagine life without the Internet, we have to unlimited access to the virtual world. Remember that the smartphone and tablet devices are type of computers too - they have their own processors, graphics chips, etc. We are completely addicted from technology - that's true.
Interesting facts about laptop
A laptop combines the components, inputs, outputs and capabilities of a desktop computer, including the display screen, speakers, a keyboard, pointing devices (such as a touchpad or trackpad), a processor and memory into a single unit. Most 2016-era laptops also have integrated webcams and built-in microphones. The device can be powered either from a rechargeable battery or by mains electricity from an AC adapter. Laptops are diverse devices and specialised kinds, such as rugged notebooks for use in construction or military applications or convertible computers, have been optimized for specific uses. The hardware specifications, such as the processor speed and memory capacity significantly vary between different types, makes, and models.
Portable computers, which later developed into modern laptops, were originally considered to be a small niche market, mostly for specialized field applications, such as in the military, for accountancy, or for travelling sales representatives. As portable computers became closer to the modern laptop, they became widely used for a variety of purposes.
Źródło: https://en.wikipedia.org/wiki/Laptop
MacBook - facts from Wiki
The MacBook is a brand of notebook computers manufactured by Apple Inc. from early 2006 to late 2011, and relaunched in 2015. It replaced the iBook series and 12-inch PowerBook series of notebooks as a part of the Apple-Intel transition from PowerPC. Positioned as the low end of the MacBook family, below the premium ultra-portable MacBook Air and the powerful MacBook Pro,3 the MacBook was aimed at the consumer and education markets.4 It was the best-selling Macintosh ever. For five months in 2008, it was the best-selling laptop of any brand in US retail stores.5 Collectively, the MacBook brand is the "world's top-selling line of premium laptops."6
There have been four separate designs of the MacBook. The original model used a combination of polycarbonate and fiberglass casing which was modeled after the iBook G4. The second type was introduced in October 2008 alongside the 15-inch MacBook Pro; the MacBook shared the more expensive laptop's unibody aluminum casing, but omitted FireWire, which hurt sales.7not in citation given A third design, introduced in late 2009, had a polycarbonate unibody casing and no FireWire ports.
Źródło: https://en.wikipedia.org/wiki/MacBook