Binary System

GCSE Computer Science: Binary System

This module contains:

  • An editable PowerPoint lesson presentation
  • Editable revision handouts
  • A glossary which covers the key terminologies of the module
  • Topic mindmaps for visualising the key concepts
  • Printable flashcards to help students engage active recall
  • A quiz with answer key to test knowledge and understanding of the module
Compatible with the following examination boards
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Binary System

A computer has many electronic components that work as switches. These components have two logics as input and output: ON and OFF. A similar logic is used to represent data in binary form. ON is represented as 1 and OFF is represented as 0.  

This GCSE Computer Science module introduces binary system to your students, explaining:

  • What is place value of denary system
  • What is place value of binary system
  • Size of computer memory
  • How to convert denary to binary
  • Binary combinations
  • How to represent numbers
  • Adding binary numbers
  • What is Overflow Error
  • Binary shifts
  • How to represent negative numbers
  • Sum of numbers: Using two’s complement

More Data Representation Modules

Binary System is one lesson in our Data Representation module. The other data representation lessons can be found below:

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Hexadecimal System
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Character Sets
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Images
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Sounds
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File Formats and Compression