Monitors, mice, keyboards, modems, scanners, printers, digital cameras, digital camcorders, CD-ROM recorders and so on.
1, monitor
Monitor (display) is often also known as the monitor. The monitor is an I/O device that belongs to the computer, i.e., an input/output device. It is a display tool that displays certain electronic files through a specific transmission device to the screen and then reflected to the human eye. According to the different manufacturing materials, can be divided into: cathode ray tube display (CRT), plasma display PDP, liquid crystal display LCD and so on.
2, the mouse
The mouse, a computer input device, but also a computer display system vertical and horizontal coordinates of the positioning of the indicator, because of the shape of the mouse and named (RTHK as a mouse). Its standard name should be "mouse", the English name "Mouse", the use of the mouse is in order to make the operation of the computer easier and faster, to replace the keyboard that cumbersome instructions.
3, keyboard
Keyboard is used to operate the equipment operation of a command and data input devices, but also refers to the operation of a machine or device through the system arrangement of a set of functional keys (such as typewriters, computer keyboard). Keyboard is the most commonly used and the main input device, through the keyboard can be the letters of the alphabet, numbers, punctuation marks, etc. into the computer, so as to send commands to the computer, input data and so on. It can also be used as a peripheral connection device for laptops and ipads.
4, modem
Modem is a computer hardware, it can translate the computer's digital signals into analog signals that can be transmitted along an ordinary telephone line, and these analog signals can be received by the other end of the line of the other modem, and translated into a computer can understand the language. This simple process completes the communication between the two computers.
5, scanner
Scanner (scanner), is the use of optoelectronic technology and digital processing technology, scanning will be graphic or image information into digital signal devices. Scanner is usually used for computer external instrumentation, by capturing the image and convert it into a computer can display, edit, store and output digital input devices.