Archive, Compress, Unpack and Decompress Files

tar : Can be used to archive, unarchive, compress and decompress files
Archives values in the /etc directory in a file called etc.tar :
tar cvf etc.tar /etc
Decompresses archive:
tar xvf etc.tar
Archives values in the /etc directory in a file called etc.tar , and also compress that file with gzip :
tar cvzf etc.tar /etc
List contents of archived file:
tar tvf etc.tar
c – Archive
v – Verbose
f – Write to a file
x – Extract
z – gzip compression
j– bzip compression
A – Append files to existing archive
t– List contents