ウェブFDISK/CMBR <DISK> - Recreate Master Boot Record on specified disk. Performs the same functions as FDISK /MBR except can be used on other disk drives. FDISK 1/PRI:100 - Command line to create a 100 meg DOS partition on hard drive 1. FDISK 1/EXT:500 - Command line to create a 500 meg extended DOS partition on hard drive 1.