Linux System Administrator Quiz Set 1 Author: CloudVikas Published Date: 13 October 2021 Welcome to Linux System Administrator QUIZ Set 1.Click on Next Button to proceed. 1. Which command would you use to check your grub version?grub-probegrub-versiongrub-check2. Which SQL command is used to remove a row of data in a database table?REMOVE FROMDROP FROMDELETE FROM3. How do you update your yum package sources?yum updateyum downloadyum upgrade4. What command would you use to enable a kernel module?modprobemoduleprobeprobemodule5. How can we see all of the environment variables for the currently logged in user?envencent6. Which bash scripting command will read a line of text the user has input?read nameecho nameinput name7. Which quantifier will match 0 or 1 occurrence of the preceding element in a regular expression?-&?8. Which bash setting will stop the > redirect from overwriting an existing file?noclobbernodeletenocobbler9. In which of the following files can a regular user store bash-specific configuration to be executed only at login?/etc/profile~/.bash_login10. How do you update your apt package sources?apt-get dist-upgradeapt-get updateapt-get upgrade11. Which find switch do you use to find a file by its inode?-inum-inod-inode12. Which command will let you determine if a command is a shell built-in?echowhereistype13. Where are the locations of shared libraries stored on your filesystem?/etc/ld/so.conf/var/ld/so.conf/etc/ld.so.conf14. What is the default value assigned by the nice command?1910-2015. What does telinit 6 do?Reboots the system.Shuts down the system.Powers off the system.16. What is the lowest niceness a user can assign a process with the nice command?0-201917. Which keyword is used to start a code block if an 'if' condition is not met?fiotherwiseelse18. In project , you have to send a message to all users .Which utility can you use to send a message to all users currently logged in?Which utility can you use to send a message to all users currently logged in?initwallwho19. Which environment variable lists the directories?Which environment variable lists the directories that will be searched for applications and command line tools that you are trying to execute?PATHHOMEBASH20. Which of the following is not a valid filesystem?ext4ext3ext521. Which command is used to loop over a sequence in bash scripting?wheniffor22. Which command will perform a filesystem consistency check and interactive repair?fsckchckchkdsk23. How do you determine the return value of a script in your shell?echo $?echo $RETURNecho ??24. What are the vi movement keys?ghjkfghjhjkl25. Which of the following strings will not be matched by the regular expression 'ab+c'?acabbbcabbc2 out of 1 Email Author: CloudVikas
