What that is showing is that the person who wrote the tutorial is planning to share one directory named samba. From the post, it would appear that it is in the / (that is the root of his filesystem of CentOS). Anything he planned to share with the windows computer(s) would be in the /samba directory. In your last post, you show "path = /samba/share. I expect that would mean you are planning to share file/folders in the /samba/share directory. Did you do that? If you did, you should be able to change to that directory with: cd /samba/share and the run: ls -l. If you didn't, you can create it as root with: mkdir /samba (hit the Enter key) and then do: mkdir /samba/share and then run: ls -l in the /samba directory.
Then I am lost cause I cant do the following