OCR: Topic 3 Resources

Learners should have studied the following:
common CPU components and their function:
a.  ALU (Arithmetic Logic Unit)
b.  CU (Control Unit)
c.  Cache

Choose from the following to help you learn:


CAMBRIDGE Computer Science: 
Page 168, Sections "The arithmetic and logic unit" and "The control unit"
Page 174-175, Section "Cache memory"
ROBSON & HEATHCOTE Computer Science (9-1):
Page 4. Sections "Control Unit", "ALU" and Page 7 "Type and size of memory"
SUSAN ROBSON GCSE Computing(3rd edition): n/a
SUSAN ROBSON GCSE Computing(2012):  n/a
AXSIED GCSE Computer Science (3rd edition)

Page 5 - R3. The CPU. Paragraphs 5.
Page 7 - R4. The CPU 2. Paragraphs 1, diagram and 'Components in a CPU' table.
ROUSE & O'BYRNE GCSE(9-1) Computer Science:
Page 8. Section "Inside the processor" continues with buses into first paragraph on Page 9.
Page 10. Section "Factors affecting the performance of the CPU" continues onto Page 11.

Web Sites

BBC Bitesize: Page 3, Section 'Cache'
Cambridge MOOC: Section 10 - cache memory in speeding up execution
Wikipedia: CPU - Structure & Implementation, arithmetic logic unit and control unit
Cambridge Digital: 7_Activity1 and 20_Activity1
Teach-ICT: THEORY 3 to 7
CSnewbs: In 'CPU Components'


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Last modified: Monday, 6 November 2017, 9:29 AM