DATA REPRESENTATIONS.
- Using two binary digits 1 and 0 represent on and off.
- Computer recognizes 2 discrete electrical state ( on and off ).
BIT.
- Smallest unit of data the computer can process.
- Represent electrical state ( on or off ).
BYTE.
- A group of 8 bits.
- Represent single character.
- ASCII the most widely used coding scheme to represent data.
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