CPU: Fetch, Decode, Execute (GCSE LEVEL)

A resource aimed at OCR Computer Science Students.

A presentation to explain very clearly how the CPU goes about adding up two different numbers. It shows every step of execution, clearly explaining the purpose of each of the registers that students need to know about. 27 slides in total.

NB: It demonstrates the concept and is suitable for up to GCSE Level (9-1).

Save for later
  • CPU-fetch-decode-execute.pptx

About this resource


Created: Aug 31, 2016

Updated: Dec 1, 2019

pptx, 163 KB


Report a problem

Categories & Ages

Tes Paid Licence

How can I re-use this?