Ключевые слова: abstract, blue, board, card, circuit, colorful, communication, component, computer, connection, control, current, data, design, digital, electrical, electronic, engineering, hardware, industry, information, input, integrated, interface, internet, keyboard, link, microchip, microprocessor, network, output, pattern, plastic, printed, programming, science, security, semiconductor, sheet, signals, silicon, software, systems, tech, technological, technology, telecommunications, termination, voltage,