Tar qualifiers

-c

Changes to directory dir before performing operations

-f

Uses the file called “file” on the computer called “host” as the archive file

-g

Performs an incremental backup or restore, using “file”as a list of previously archived files

--one-file-system

Back ups or restores only one file system(partition)

-M

Creates or extracts a multitape archive

-L

Changes tapes after N kilobytes

-p

Preserves all protection information

-P

Retains the leading / on file names

-v

Lists all files read or extracted; when used with --list, displays file sizes, ownership, and time stamps

-W

Verifies the archive after writing it

--exclude file

Excludes “file” from archive

-X

Excludes files in “file” from the archive

-z

Processes an archive through gzip

-j

Processes an archive through bzip2

-J

Processes an archive through xz