Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!know!zaphod.mps.ohio-state.edu!sdd.hp.com!hp-pcd!hpmcaa!nacer From: nacer@hpmcaa.mcm.hp.com (Abdenacer Moussaoui) Newsgroups: comp.os.msdos.programmer Subject: Re: Re: Boot sector parameter table tricks Message-ID: <15350002@hpmcaa.mcm.hp.com> Date: 25 Jul 90 21:14:30 GMT References: <1990Jul25.103239.8778@canterbury.ac.nz> Organization: HP McMinville Division Lines: 12 1- Can anybody provide or point out to a tool to read a boot sector , store it on a floppy and then later on restore it? For my information: 2- Is the boot sector the only sector that is required to be defect free? Can IBMIO.COM and IBMDOS.COM (or equivalents) be started other than cluster 2 in case the sectors are bad? Assume a cluster size of 4, is cluster 1 actucally sector 0,1,2,3? Thank you.