tgz - makes a gzip'd tar archive
syntax
$ tgz [ destination [ source ... ] ]
$ tar -cvzf <name of tarball>.tgz /path/to/source/folder
$ tar -cvzf <name of tarball>.tgz /path/to/source_file
$ tar -cvzf file.tgz /home/ilugc/Documents/file.pdf
regards,
T.Dhanasekar