LINUX 4TH MODULE QUIZ

What is the primary responsibility of a system administrator?

• Writing software applications

• Maintaining computer systems and networks

• Designing websites

• Creating databases

Which of the following tasks is NOT typically performed by a system administrator?

• Monitoring system performance

• Adding and managing user accounts

• Software development

• Managing backups and recovery

Which command is used to add a new user in Linux?

• adduser

• useradd

• newuser

• createuser

What is the purpose of the passwd command?

• To create a new user

• To change or set a user's password

• To delete a user

• To display user information

Which command changes the permissions of a file?

• chmod

• chown

• chgrp

• permchange

What does the command chmod 755 file.txt do?

• Sets read, write, execute for all users

• Sets read, write, execute for owner; read, execute for group and others

• Removes all permissions

• Sets write permission for all users

Which command changes the owner of a file?

• chmod

• chown

• usermod

• ownfile

Which command creates a new group in Linux?

• groupadd

• newgroup

• groupmod

• creategroup

What does the 'r' permission allow for a file?

• Reading and writing

• Reading only

• Executing only

• Reading and executing

What is the symbolic representation of full permissions (read, write, execute)?

• rwx

• rw-

• r--

• r-x