You want to delete a group called "testers," but you want to preserve any files owned by this group. Which command should you use?1.0 Markssudo delgroup -p testerssudo groupdel -r testerssudo groupdel testerssudo delgroup --preserve-files testerssudo delgroup -f testers

Task 4. Delete a userA year later, researcher9, decided to leave the company. In this task, you must remove them from the system.Run a command to delete researcher9 from the system:This command will output the following message:This is expected.Note: When you create a new user in Linux, a group with the same name as the user is automatically created and the user is the only member of that group. After removing users, it is good practice to clean up any such empty groups that may remain behind.Run the following command to delete the researcher9 group that is no longer required:Click Check my progress to verify that you have completed this task correctly.Delete a user

What command is used to remove files?deletermerasedm

Identify the command which is used to remove a directory0.5 Marksrm -frmdeleterm -R

Which command is suitable in deleting directory that contains files in it?2.0 Marks#rm –r directory#rm directory#remove directory#delete directory

You have a directory named "shared_data" where you want the owner to have full permissions, group members to have read and write permissions, and others to have no access at all. What command should you use?1.0 Markschmod u=rwx,g=x,o= shared_datachmod u=rwx,g=rx,o= shared_datachmod u=rw,g=rw,o= shared_datachmod u=rwx,g=rwx,o= shared_datachmod u=rw,g=rx,o= shared_data