Executable Programs Administrative LowLevel Programs

Low Level

/bin This directory contains executable programs which are needed in

single user mode and to bring the system up or repair it.

 

Administrative

/sbin Like /bin, This directory holds commands needed to boot the system,

but which are usually not executed by normal users.

 

Lowlevel

/usr/bin This is the primary directory for executable programs. Most

programs executed by normal users which are not needed for booting

or for repairing the system and which are not installed

locally should be placed in this directory.

 

Administrative

/usr/sbin This directory contains program binaries for system

administration which are not essential for the boot process, for mounting

/usr, or for system repair.

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