The CPU

Von Neumann Architecture 2

Making reference to relevant registers, describe the steps carried out by the CPU during a single Fetch-Decode-Execute cycle.

Describe the difference between the Memory Address Register (MAR) and the Memory Data Register (MDR).

State the 3 main areas of a CPU and explain their purpose.

Describe what ‘Cache’ memory is and explain its purpose.

Describe the 3 stages of the Fetch-Execute cycle.