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Lesson 2
Introduction to Computer System
Term | Definition |
---|---|
Computer | An electronic machine that is used for storing, organizing, and finding information |
Monitor | A device with a screen on which words or pictures can be shown |
Case | The enclosure that contains most of the components of a personal computer |
Mouse | A small device that you move across a surface in order to move a cursor on your computer screen |
Speakers | The part of computer for playing recorded sound, through which the sound is played |
Keyboard | The set of keys arranged in rows that you use to operate a computer |
Cable | A set of wires, covered by plastic, that carries electricity |
Flash drive | A small piece of equipment that you connect to a computer to copy and store information |
Headphones | A device with a part to cover each ear through which you can listen sth without other people hearing |
Joystick | A device that can be moved forwards, backwards, and sideways to control a machine or computer game |
Laptop | A computer that is small enough to be carried around easily and is flat when closed |
Microphone | A piece of equipment that you speak into to make your voice louder, or to record your voice or other sounds |
Modem | An electronic device that allows one computer to send information to another through standard phone lines and therefore over long distances |
Tablet | A small, flat computer that is controlled by touching the screen or by using a special pen |
Webcam | A camera that records moving pictures and sound and allows these to be broadcast on the internet as they happen |