Experiment 1 umask, chattr, lsattr usage
Purpose: to master the use of umask, chattr, lsattr of.
Experimental requirements:
1, the authority of detection umask as root.
2, create a file test1, a directory test2, see their rights.
3, change the umask 002.
4, create a file test3, a directory test4, see their rights.
5, question: Suppose your umask is 003, what umask this case, the file and directory permissions created for?
File: -rw-rw-r--
Contents: drwxrwxr--
6, restore umask of 022.
7, create a directory in the / tmp as XX.
8, set the directory XX of the hidden attribute parameter is a.
9. Create a directory aa xx directory, bb directory.
10, try to delete the directory under the XX bb directory, whether be deleted?
11, created in the / tmp file or a folder, its hidden attribute parameter is set to i, whether this file or folder for deletion, modify, add, and other operations?
