On basic master boot record (MBR) disks, marks the partition with focus as inactive. Syntax: INACTIVE The computer may start ...

On basic master boot record (MBR) disks, marks the partition with focus as     inactive.  Syntax:  INACTIVE      The computer may start from the next option specified in the BIOS such as a     CD-ROM drive or a Pre-Boot eXecution Environment (PXE)-based boot     environment (such as Remote Installation Services (RIS)) when you restart     the computer.      A partition must be selected for this operation to succeed.      Caution:          Your computer might not start without an active partition. Do not mark         a system or boot partition as inactive unless you are an experienced         user with a thorough understanding of Windows storage management.  Example:      INACTIVE