ICT WJEC AS notes - Topic 1

• Data - raw facts and figures or a set of values
• Information - Consists of processed data or data with a context
  • Methods of processing:
    • Performing caluculations
    • Making decisions
    • Sorting
    • grouping
    • Organising
• Knowledge - Is derived from information by applying rules to it

Encoding data

Data is often encoded during collection or input. There are several reasons for this:

• Takes less effort to type in
• More data can appear on screen
• Takes up less storage space
• Easier to check via…