Answer / t.k.chaitanya

while the system boots it runs fsck on each file system, and
if any inconsistancy is found then it tryes to correct it.
but if it is not able then then it it creates a Lost+Found
directory and writes thes files into it

ex: inode incosidtant files
unreferenced files etc.

Answer / n k sahoo

notonly at bootup time butalso when we use the command fsck
for checking file system consistency the system cheks the
contents of lost+found dir for useful parameters .

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