The CPU and the stored-program idea
The CPU and the stored-program idea

The CPU is the main processor in a computer. Its job is to process data by repeatedly fetching, decoding and executing instructions from programs.
Step-by-step lessons covering OCR GCSE Computer Science Architecture of the CPU for GCSE Computer Science. Each lesson works through exam-style questions in Component 01 and Component 02 format. Build strong foundations in binary, logic and core programming constructs before moving on to the more complex algorithm design and evaluation questions.