Information technology is mainly used to manage and process information. It mainly uses application of computer science and communication technology to design, develop, install and implement information systems and application software. It is also often called information and communication technology (ICT). It mainly includes sensing technology, computer and intelligence technology, communication technology and control technology.
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The application of information technology includes computer hardware and software, network and communication technology, application software development tools, etc. Since the popularization of computers and the Internet, people have increasingly used computers to produce, process, exchange and disseminate various forms of information (such as books, business documents, newspapers, records, movies, TV programs, sounds, graphics, images, etc.). ).
In enterprises, schools and other organizations, information technology architecture is a comprehensive structure that adopts and develops information technology to achieve strategic goals. It includes elements of management and technology. Its management components include mission, function and information requirements, system configuration and information flow; Technical components include information technology standards and rules for implementing management architecture.
Because the computer is the center of information management, the computer department is usually called the "information technology department". Some companies call this department information service or management information service. Other enterprises choose to outsource information technology departments in order to obtain better benefits.
Internet of Things and cloud computing are proposed and developed as new heights and new forms of information technology. According to the definition of China Internet of Things School-enterprise Alliance, the Internet of Things is the combination of almost all technologies and computer internet technology, which makes the collection, transmission, processing and execution of information faster and more accurate, and is the latest presentation form and application of science and technology.