Computing Abstraction Layers

Important concepts to understand CPU architecture:

1. Binary System

   All data is represented as 0 or 1.

2. Computing Abstraction Layers

   • Physics (atoms, silicon, metals)
   • Transistors
   • Logic Gates
   • Functional Units
   • Execution Units
   • Microarchitecture
   • Instruction Set Architecture
   • Operating Systems
   • Programming Languages
   • Application