Usage : mv <files|dirs> <file|dir>

The mv command is used to rename or move a file.  mv will take a file and move
it into a different directory keeping the same name, or will move the file into
a different named file anywhere in the filesystem.  For more information on the
filesystem see /doc/general/filesystem.

Examples:

mv test1 test2

mv test1 testdir

mv test* testdir

mv test1 test2 testdir
