Linux Learning Note 2

Permission Chapter

chmod

View command Ls-l

-RWX r_x r_x 4 user group 1024 omitted

File type Owner permissions with group permissions other people permissions hard link number owner owner group size

-Representative documents

D Represents a Folder

R Read Permissions

W Write permission to the directory to generate files and subdirectories or delete files subdirectories

X Execute permissions for directories to find content under this directory

-No permission

The owner has the highest access when generating files

G One person or several people in the same group assigned by the system administrator of the group

o Other persons other than the owner of the same group of persons

A all people above

Change permissions such as chmod 555 Dante

Octal value permission

4 R

2 W

1 E

7 rwx

6 rw-

5 R-x

4 r--

3-wx

2-w-

1--x

Linux Learning Note 2