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Hardware Basics S6
Hardware Basics; section number 06;08
| Question | Answer |
|---|---|
| RAM | Random Access Memory, speed of processing and determines what programs you can use |
| ROM | Read-only memory, stores information permanently and determines how data moves |
| USB | Universal serial bus - a port that small devices can be plugged into |
| Bit | the smallest unit of information. A single binary character |
| Byte | 8 bits. This can represent one character or once piece of information |
| ASCII | A coding system used for typical characters used in writing |
| Pixel | A single point in a display output |
| Resolution | Number of pixels. Defines the clarity of an image |
| Web cam | A digital camera that films or transmits a moving image |
| Microphone | a input device for audio |
| Touch pad | Similar to a mouse, but a fixed area that can be used to move the cursor around the screen. Most often seen on laptops. |
| Mouse | a movable input device that determines the cursor position and can be used for 1-4 commands |
| Keyboard | an input device that is used for characters |
| Cache | a small set of commonly used information stored in order to speed up processing time |
| Speakers | an output device for audio |