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The chapter discusses the fundamental architecture of a computer, focusing on the components within a processor, including the control unit, arithmetic logic unit, and main memory. It explains the importance of a programming concept that allows hardware to be flexible and adaptable through software, demonstrating how the operating system functions as an interface between the user and the hardware. The chapter further elucidates the instruction cycle's dual processes of fetching and executing instructions, showcasing the critical operations performed within the CPU.
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References
ch4 part b.pdfClass Notes
Memorization
What we have learnt
Final Test
Revision Tests
Term: CPU
Definition: The central processing unit, which executes instructions and processes data using an arithmetic logic unit and control unit.
Term: Von Neumann Architecture
Definition: A computer architecture where both instructions and data are stored in the main memory.
Term: Operating System
Definition: Software that manages hardware and software resources, serving as an interface for user programs.
Term: Instruction Cycle
Definition: The cycle that includes fetching an instruction from memory and executing it.
Term: Micro Operations
Definition: Small, simple operations that form the building blocks of the computer's instruction cycle.