Data Representation · Data & Analysis

Images and Sound

How continuous analog signals are sampled and digitized into discrete binary data.

Key Questions

  1. 1How does increasing the sample rate affect the fidelity and file size of a digital recording?
  2. 2What are the ethical implications of using lossy compression on historical archives?
  3. 3How is color represented in binary, and how does bit depth limit the range of colors?

National Curriculum Attainment Targets

GCSE: Computing - Data Representation and Media
Year: Year 10
Subject: Computing
Unit: Data Representation
Period: Data & Analysis

Suggested Methodologies

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