Are you guys looking for computer science MCQ Questions with Answers PDF Free Download as per computer science new exam pattern? You came to the right page. This may assist you to understand and check your knowledge about the Subjects. Students also can take a free test of the Multiple Choice Questions of computer science. Each question has four options followed by the right answer. These computer science MCQ Questions are selected supported by the newest exam pattern.
Q1. What command is used with vi editor to replace text from cursor to right
Answer: (C) R
Q2. What command is used to count the total number of lines, words, and characters contained in a file?
(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?
Q5. What command is used to terminate a process?
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?
Q8. What can he used to set up a firewall on a Linux system?
Answer: (D) ipchains
Q9. What file contains the list of port numbers (and associated names) monitored by inetd?
Answer: (A) /etc/services
Q10. What command is used to halt a Linux system?
(A) init 0
(B) Shutdown -t
(C) Shutdown -g -y0
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?
Answer: (D) cd
Q14. What command is used to save the standard output in a file, as well as display it on the terminal?
Answer: (A) tee
Q15. What command is used to sort the lines of data in a file in alphabetical order?
(A) sort – r
Answer: (D) sort
Linux MCQ – All Set
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