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Systems and Search · Autumn Term

Binary: On and Off

Exploring how computers use simple 'on' or 'off' states to represent information, like a light switch.

Key Questions

  1. Explain how a light switch can represent two different pieces of information (on/off).
  2. Design a simple code using only two symbols (e.g., circle/square) to represent letters.
  3. Discuss why computers might use such a simple way to store information.

National Curriculum Attainment Targets

KS2: Computing - Computer Systems
Year: Year 5
Subject: Computing
Unit: Systems and Search
Period: Autumn Term

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