A.When a hard linked file is changed, a copy of the file is created and consumes additional space

B.Hard links are not available on all Linux systems because traditional filesystems, such as ext4, do not support them

C.Each hard link has individual ownership, permissions and ACLs which can lead to unintended disclosure of file content

D.Hard links are specific to one filesystem and cannot point to files on another filesystem

E.If users other than root should be able to create hard links, sulnhas to be installed and configured

A.fileinfo

B.where

C.case

D.stat

E.type

A.The command can run at a lower priority than normal commands run on the command line.

B.The system is being shut down and the command needs to restart execution immediately after the reboot.

C.The command has to run immediately but the user needs to log out.

D.The command does not need to execute immediately.

A.which foo

B.whatis foo

C.apropos foo

D.lsattr foo

E.locate foo