1. Classification of computers: Computers can be divided into personal computers, servers, embedded systems, etc. According to their usage. According to the shape and volume, it can be divided into desktop computers, notebook computers and tablet computers.
2. Computer components: A computer consists of a host, a monitor, a keyboard, a mouse and other components. The host consists of CPU, memory, motherboard, hard disk and other components.
3. Application scope of computers: Computers are widely used in various fields, such as office work, games, study, scientific research and medical treatment.
Expand knowledge:
1, computer performance indicators include CPU, memory, hard disk, graphics card, etc. Among them, CPU is the core component of computer, memory is used to store programs and data, and hard disk is used for large-scale data storage.
2. The computer operating system provides a friendly interface for users, which enables users to operate the computer conveniently and quickly.
3. With the development of science and technology, computers are constantly upgrading, and new technologies such as artificial intelligence and quantum computing are constantly emerging, with more application scenarios and more innovations.