Icf chapter 3

• POST


  Power-on self-test - Hardware check on main computer components when booting
• BIOS


  Basic input/output system - ROM chip on motherboard that controls communication between OS and hardware
• CMOS


  Complementary Metal Oxide Semiconductor - Chip that stores BIOS settings
• UEFI

  Unified Extensible Firmware Interface - Provides additional features and security over legacy BIOS