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CPU Components and Functions — OCR Computer Science J277 | GradeGen
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Computer Science
OCR GCSE Computer Science
Systems Architecture
CPU Architecture
CPU Components and Functions
OCR GCSE Computer Science · J277
CPU Components and Functions
What you need to know
Describe the role and purpose of the Arithmetic Logic Unit (ALU), Control Unit (CU), Cache, and Registers.
Explain what each component manages, stores, or controls during the fetch-execute cycle.
Detail the purpose of each register and distinguish between storing data and storing an address.
Understand that knowledge of passing data between registers in each stage is not required.
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CPU Components and Functions
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