Data Representation
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13 terms
Terms | Definitions |
|---|---|
 Binary Code | A two state electronic device that is made of two digits. |
| Advantages of Binary | Arithmitic calculations are easier and needs only two voltages. |
| Units | Bit, Byte, Kilobyte, Megabyte, Gigabyte, Terabyte, etc |
| Floating-Point Representation | Made up of the Mantissa and the Exponent |
| Advantage of Floating-Point Representation | A few number of Bits needed. |
| Disadvantage Of Floating-Point Representation | Not much accuracy, rounded to a set number of figures. |
| Text - Control Characters | Non-printable charaters, like enter or space |
| Text - Character Set | Printable Characters, such as A, B, C or +, -, ? |
| Text | There is a unique binary code for each characters. |
| Bitmap Graphics | Stores data as pixels. |
| Bitmap Graphics - Resolution | The number of pixels in an area. There is high resolution, which is smaller pixels, and low resolution, and that is bigger pixels. |
| Bitmap Graphics - Bit Depth | The number of pixels used to encode the colour of each pixel. |
| Storage Calculations | The number of Pixels required to store colour |
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