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2.6 Data Representation (Units of data (1 Byte = 2 Nibbles (8 Bits), 1 MB…

- - - - 128, 64, 32, 16, 8, 4, 2, 1
  - - - 1 or 0
- - - - Of image/sound/video/document etc + of creator
    - - Of creation
    - - Number of pixels within the monitor (ppi/dpi) - dots per inch
    - - Number of bits used to store the sound
        
        (Colour Depth) - number of bits used to represent each pixel
    - - Number of bits used to store 1 second of sound
    - - e.g. 1256 pixels by 567 pixels
    - - (Sample Frequency) - Number of times sound is sampled in 1 second (kHz)
    - - Camera type, microphone type, software used like Word/Google docs
    - - JPG, MOV, PDF, GIF, MP3