BIOS is an abbreviation of 'Basic Input / Output System' and is the firmware stored in the ROM on the motherboard of the PC. When you boot your PC, the BIOS program written to the ROM boots, ...
I have a Supermicro X11SCL-IF, which has run TrueNAS for several years, UEFI booting off a pair of small SSDs. All the drives for the TrueNAS install are connected to the usual suspect, an LSI HBA in ...