Ключевые слова: address, apps, background, blocks, blogging, business, chat, client, com, communication, computer, computer network, concept, concepts, dns, domain, email, engineering, ftp, global communications, globally, hosting, http, hyperlink, information, internet, laptop, letter, macro, media, mobile, network, networking, notebook, online, org, protocol, search, server, service, sign, site, social media, software, system, technology, text, url, webpage, word, worldwide, www,