Skip to content ↓

Revision Resources

End of Year Exam Revision Resources

Computing Revision Resources

Which topics do I need to revise? Which resources can I use to help me?

Computer systems (Component 01)

  • Systems Architecture
  • Memory
  • Storage
  • Wired and wireless networks
  • Network topologies, protocols and layers
  • System security
  • System software
  • Ethical, legal, cultural and environmental concerns

Programming (Component 02)

  • Data types
  • Operators
  • Constants and variables
  • Strings
  • Boolean operators
  • Program flow
    • Selection (If Statements)
    • Iteration (Count and Condition controlled loops)

Useful revision resources on the school network can be found here:

R:\Departments\ICT\KS4\OCR Computing GCSE\A451 Computing systems and Programming\Revision Resources



  • The Computer Science section of the BBC Bitesize Website.


Useful You Tube channels for revision include:

  • Computer Science Tutor – search for ‘OCR GCSE Computing’ 
  • Craig N Dave – search for ‘GCSE’



  • GCSE OCR Computer Science Revision Guide (Grade 9-1 course). Published by CGP.
  • GCSE OCR Computer Science Exam Practice Workbook (Grade 9-1 course). Published by CGP.