Ключевые слова: abstract, background, big, binary, block, blockchain, business, chain, cloud, code, coding, computer, concept, cyber, cyberspace, data, database, digital, domain, drawing, ethernet, global, hand, hosting, information, infrastructure, innovation, internet, map, modern, network, node, pattern, planning, presentation, program, programming, project, scheme, security, server, sketch, software, structure, studying, switch, system, technology, visualization, world,