*ÔInformation re:Hard disk,damage and viruses Hard disk: -Sektors -Tracks -Heads(Flooting) -Controllers-interface -Hegabytes Damage: -Bad sectors(progr.fault,physical,age,virus) -Physical damage -Bad controllers -Fat,boot tables -write protect Vireses: 1.How they are made? Vireses have been around for about ten years.Was made by bord computer programers. 2.How the work? Making damage in the program. 3.How to fix them? They can be fixed by special cleaning program. For evry virus must be usd difrent program. 4.Damage they do? Earise program,can be move to anader program by making copies