john@hostname:~$ mkdir dir1 dir2
john@hostname:~$ cd dir1
john@hostname:~/dir1$ touch data1 data2
john@hostname:~/dir1$ ls -l
total 0
-rw-rw-r-- 1 john john 0 Apr 10 00:39 data1
-rw-rw-r-- 1 john john 0 Apr 10 00:39 data2
john@hostname:~/dir1$ cd
john@hostname:~$ cp dir1/* dir2/
john@hostname:~$ ls dir2
data1 data2
john@hostname:~$ mkdir dir3
john@hostname:~$ mv dir1/* dir3/
john@hostname:~$ ls dir3
data1 data2
john@hostname:~$ ls dir1
john@hostname:~$