Linux-File-Directory-Permissions

1. Create a directory bsseA _permission_test in /home/[username] directory.

2. Cd into bsseA _permission_test.

3. Create a file data.txt using following command:

• echo “This is a test file to inspect and modify permissions” > data.txt

4. Check the content of data.txt using following command:

• cat data.txt

5. create a dirA in pwd using “mkdir dirA” command

6. Check default permissions of dirA and data.txt using ls –l commad

7. Change the permission of data.txt using octal digits as

• All users can only read and write [confirm using ls –l ]
• Only group can read write and execute [confirm using ls –l ]

8. Change the permission of dirA using octal digits as

• owner can only execute and write & group can read and execute & other can read and write [confirm using ls –l ]
• Owner and other can read and execute [confirm using ls –l ]

9. Set permissions of data.txt using symbol to:

• –rw-rw----
• –rwx rwx rwx
• -rw-rw-rw-

10. Set permissions of dirA using symbol to:

• –rw-rw---x
• –rwxr-xr-x
• --w-r--rw-