In GRUB’s configuration file you find the line
root (hd1,4)
What is corresponding device name on a Linux system?
A.
/dev/hda4
B.
/dev/hda5
C.
/dev/hdb4
D.
/dev/hdb5
Explanation/Reference:
Grub starts counting harddrives and partitions at zero, thus (hd1,4) is the 5th partition on the second harddrive /dev/sdb5 or /dev/hdb5