| Term | Definition |
|---|
| Bit | Binary Digit - a single 1 or 0 |
| Byte | A group of 8 bits |
| Bit Map | The way that the computer stores graphics |
| Resolution | The number of pixels in a fixed area like a picture or screen |
| Floating Point Representation | The way that the computer stores real numbers using a manatissa and exponent |
| Kilobyte | 1024 bytes |
| Megabyte | 1024 kilobytes |
| Gigabyte | 1024 megabytes |
| ASCII | An 8 bit code used to represent text in a computer system |
| Character Set | The collection of all numbers, symbols and letters used by the computer |
| Control Character | A non printing character such as ESCAPE or F1 |
| 128 | The number of characters ASCII can represent |
| 0-255 | The range of numbers in 1 bytes (8 bits) |
| 255 | The largest positve number than can be represented in 1 byte (8 bits) |
| Binary | The way that the computer stores whole numbers |
| Reasons computers use binary | Any voltage = 1, No voltage = 0. Also, the arithmetic used is very simple so easy to build into circuits. |
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