Digital Image Representation
Technologies · Year 9 · Data Representation · 3o Periodo

Digital Image Representation

Examine how images are broken down into pixels and represented by numbers. Students learn about colour depth, resolution, and bitmap graphics.

ACARA Content DescriptionsACARA Australian Curriculum v9 Digital Technologies Year 9: Digital Technologies knowledge and understanding;Data representation;(AC9TDI10D01) explain how digital systems use whole numbers and a range of data types to represent visual data.

About This Topic

Examine how images are broken down into pixels and represented by numbers. Students learn about colour depth, resolution, and bitmap graphics.

Key Questions

  1. How are photographs converted into digital data?
  2. What impact does colour depth have on image quality and file size?
  3. How do digital systems represent different colours using numbers?

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