Basics of Computer Science, Animated

  1. 1. Computer Architecture
    • Introduction - history
    • Von Neumann model of a computer
    • Instruction cycle
  2. 2. Data Representation - Numbers
    • Introduction – number systems
    • Representing numbers – binary and decimal systems
    • Representing other numbers – signed, unsigned integers
  3. 3. Data Representation - Text
    • Introduction – defining text
    • Representing text with ASCII
    • Other character sets
  4. 4. Data representation of images, sound
    • Introduction – pixels and resolution
    • Representing images – color formats, grayscale to RGB
    • Representing sound waves into binary – sampling rate, precision
  5. 5. Networks and the internet
    • Introduction – definition and history
    • LANs, WANS and the internet
    • Internet protocols