Acronis os selector 8.0 User Manual

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•  System files of an operating system that are backed up by Acronis OS 
Selector in its own folder and are copied by it to their place (usually the 
root folder of the operating system partition) before booting the 
operating system. Backing up the system files allows the installation of 
multiple operating systems with same system file names, like IO.SYS, 
MSDOS.SYS, COMMAND.COM, NTLDR etc. on one partition. 
•  System folders of an operating system that are copied by Acronis OS 
Selector from its folder where they are stored to their proper place 
before the operating system is booted. It allows multiple operating 
systems with same system folder names to share one partition while 
preventing possible conflicts. System folder names usually include 
Windows or WinNT, Program Files, etc. A partition where folders with 
these names are stored is called a system folder partition of an operating 
system
. Such a partition is marked with a «Win» flag in Acronis OS 
Selector Setup interface. 
•  Hidden partition list for an operating system. Hiding any specified 
partitions from an operating system allows very flexible changes in letter 
assignment to partitions by the operating system and some more exotic 
things like booting operating systems, that cannot execute without 
Acronis OS Selector, from different hard disks and logical partitions. 
•  Active partition list for an operating system. For some operating systems 
the order of letter assignment depends on which primary partitions are 
active. For each operating system, Acronis OS Selector allows separate 
selection of active partitions on all hard disks. 
•  LBA partition support flag that defines if there is any need to set LBA type 
for partitions that can only be accessed via BIOS extension. 
•  Configuration files of an operating system configuration. These are files 
that Acronis OS Selector backups in its folder and copies back to their 
place (usually the root folder of the operating system partition) before 
the operating system is booted. Backing up configuration files allows 
users to have multiple configurations of an operating system on one 
partition that differ only by the contents of their configuration files (the 
latter being usually CONFIG.SYS, AUTOEXEC.BAT, BOOT.INI etc.). 
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Chapter 1 : Introduction