The following are samples of different types of permissions on files and / or directories:

File is read / write / execute for owner only:

-rwx------

Directory is read / execute for owner and group:

dr-xr-x---

File is read / write / execute for owner, read / execute for group members and others:

-rwxr-xr-x

Directory is read / write / execute for owner, read / execute for group, and execute for others:

drwxr-x--x