Questions and Answers
Which component of a CPU performs arithmetic involving integers and logical operations?
Arithmetic/Logic Unit (ALU)
What is the main function of the Control Unit in a CPU?
Coordinates and controls activities within a CPU core
Which component of a CPU stores data and instructions needed by the CPU?
Registers and Internal Cache Memory
What is the function of the Prefetch Unit in a CPU?
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Which component of a CPU translates instructions from the prefetch unit so they are understood by other CPU components?
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Study Notes
CPU Components and Functions
- The Arithmetic Logic Unit (ALU) performs arithmetic involving integers and logical operations.
Control Unit
- The main function of the Control Unit is to retrieve and decode instructions and manage the flow of data between different parts of the CPU.
Memory Hierarchy
- The Cache Memory stores data and instructions needed by the CPU.
Instruction Fetch
- The Prefetch Unit retrieves instructions from memory and holds them until they are required by the CPU.
Instruction Decoding
- The Decoder translates instructions from the prefetch unit so they are understood by other CPU components.
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