Overview of Linux Architecture

• Hardware
  • Consists all peripheral devices
  • Physical devices
  • E.g RAM, HDD, Processer, motherboard etc
• Kernel
  • Core Component
  • Directly interacts with hardware
• Shell
  • Interface to kernel
  • Hides complexity of Kernel’s function
  • Takes command / input  from users
  • Executes function of kernels
• Utilities
  • Provides functionalities of OS to users
  • Utilities programs runs on shells
  • Ex. Browser, media palyer etc