Unix Administration interview questions part 1
Unix Administration interview questions part 1
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Total Questions: 20
1. Which command can give disk usage summary?
Correct Answer is : du
2. Following file contains the encrypted password of the users.
Correct Answer is : /etc/shadow
3. Choose the correct from below to search for lines beginning with the pattern using grep.
Correct Answer is : ^pattern
4. How can you execute ‘date’ command staying within vi editor?
Correct Answer is : :!date
5. Identify the command to remove a directory from directory stack.
Correct Answer is : popd
6. The system administrator is also known as _____
Correct Answer is : master and super user
7. Which of the following functionalities is carried by the root user?
Correct Answer is : managing disk space, performing backup, changing attributes of a file
8. What is the login name of system administrator?
Correct Answer is : root
9. What is the prompt for system administrator?
Correct Answer is : #
10. When we log in as root user we are placed in ____
Correct Answer is : /root
11. The PATH for superuser doesn’t include current directory.
Correct Answer is : TRUE
12. Which command is used for acquiring superuser status?
Correct Answer is : su
13. Which of the following is used for creating user’s environment?
Correct Answer is : su –
14. User’s environment mode created using su – is terminated using ____
Correct Answer is : ctrl-d
15. Which command is used by the system administrator to set the date of the system?
Correct Answer is : date
16. ____ command allows superuser to communicate with users.
Correct Answer is : wall
17. ____ command is used for setting limits on file size.
Correct Answer is : ulimit
18. The access to the use of at and batch is restricted and controlled by ___ and ____
Correct Answer is : at.allow, at.deny
19. If both at.allow and at.deny are not present, only the system administrator can access at and batch command.
Correct Answer is : TRUE
20. ____ command is used by the superuser for changing root’s password.
Correct Answer is : pswd
