In UEFI systems, the POST hands control of the boot process to the boot manager, which checks the boot configuration and then loads the operating system boot loader directly. There is no need for scanning for a boot sector. UEFI firmware stores the boot manager and boot configuration.

UEFI is a modern boot process where the POST initiates the process, hands control over to the boot manager, which then checks the boot configuration and loads the operating system boot loader directly. There's no need for scanning for a boot sector in this system.

Explanation:

The UEFI (Unified Extensible Firmware Interface) system is a modern method of booting up an operating system in a computer device. The POST (Power On Self Test) initiates the booting process by handing control over to the boot manager. The boot manager is stored within the UEFI firmware. It checks the boot configuration and then directly loads the operating system boot loader. Contrary to the older BIOS system, there is no need to scan for a boot sector with UEFI.

Learn more about UEFI systems here:

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