Formatting a Drive of any sort with the /s will make that drive a boot
drive/disk(depending on circumstance). Usually, you want the primary
partition to be the boot drive. You can, however, use it to make one of the
other partitions a 'back up" boot disk. may save some trouble down the road.
What kind of problem do you have that you need to format it?
Matthew A. Stoddard
The NOSPIN Group provides a monthly newsletter with great
tips, information and ideas: NOSPIN-L, The NOSPIN Magazine
Visit our web site to signup: http://nospin.com