1.1.3 Data storage

1.1.3 Data storage

Learning Outcome

  • show understanding that sound (music), pictures, video, text and numbers are stored in different formats
  • identify and describe methods of error detection and correction, such as parity checks, check digits, checksums and Automatic Repeat reQuests (ARQ)
  • ¬†show understanding of the concept of Musical Instrument Digital Interface (MIDI) files, JPEG files, MP3 and MP4 files
  • ¬†show understanding of the principles of data compression (lossless and lossy) applied to music/video, photos and text files