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Q1. What command is used with vi editor to replace text from cursor to right
(A) S
(B) s
(C) R
(D) r
Answer: (C) R
Q2. What command is used to count the total number of lines, words, and characters contained in a file?
(A) countw
(B) wcount
(C) wc
(D) count p
Answer: (C) wc
Q3. What command is used to assign executable permission to the owner of the file named “letter”?
(A) chmod ugo + x letter
(B) chmod u + x letter
(C) chmod u + w letter
(D) chmod g + x letter
Answer: (B) chmod u + x letter
Q4. Which of the following command is used to see the services running in NFS server?
(A) rpcinfo
(B) serverinfo
(C) NFSinfo
(D) infserv
Answer:(A) rpcinfo
Q5. What command is used to terminate a process?
(A) kill
(B) cancel
(C) haltsys
(D) shutdown
Answer: (A) kill
Q6. Who founded the Linux Kernel?
(A) Bill Gates
(B) Ben Thomas
(C) Richard Stallman
(D) Linus Torvalds
Answer: (D) Linus Torvalds
Q7. You just added a new user, kara, to the system. What group is kara added to by default?
(A) root
(B) kara
(C) group
(D) user
Answer:(B) kara
Q8. What can he used to set up a firewall on a Linux system?
(A) netstat
(B) route
(C) trace
(D) ipchains
Answer: (D) ipchains
Q9. What file contains the list of port numbers (and associated names) monitored by inetd?
(A) /etc/services
(B) /etc/nsorder
(C) /etc/nsswitch.conf/
(D) /etc/hosts
Answer: (A) /etc/services
Q10. What command is used to halt a Linux system?
(A) init 0
(B) Shutdown -t
(C) Shutdown -g -y0
(D) Ctrl+Alt+Del
Answer: (A) init 0
Q11. What command is used to count just the number of lines contained in a file?
(A) wc – r
(B) wc – w
(C) wc – c
(D) wc – l
Answer: (D) wc – l
Q12. Which of the following is a valid format for mounting a CD-ROM drive?
(A) mount -t iso9660 /dev/cdrom / mnt/cdrom
(B) mount /dev/cdrom
(C) mount /mnt/cdrom
(D) All of the above
Answer: (D) All of the above
Q13. What command is used to change the working directory?
(A) cdir
(B) chdir
(C) changedir
(D) cd
Answer: (D) cd
Q14. What command is used to save the standard output in a file, as well as display it on the terminal?
(A) tee
(B) grep
(C) cat
(D) more
Answer: (A) tee
Q15. What command is used to sort the lines of data in a file in alphabetical order?
(A) sort – r
(B) st
(C) sh
(D) sort
Answer: (D) sort
Linux MCQ – All Set
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