olemus
määratletud salvestiala failide talletuseks, kausta/kataloogi analoog, kuid suuremate kitsendustega, näiteks ei sisalda alamkonteinereid, ei saa kustutada koos failidega
= a defined, specific location in high-volume storage; it can exist only at the highest level, it cannot have "subcontainers" as a computer folder can have subfolders; it cannot be deleted without removing all the files in it first