A flag used by the Platform bootloader to determine where the OS should be loaded from. Sometimes the partition with this flag set is referred to as the active partition
Plataformaren abio-kargatzaileak erabilitako bandera bat Sist. eragilea nondik kargatu behar den zehazteko. Batzuetan, bandera hau ezarrita daukan partizioari partizio aktiboa deitzen zaio.