We have provide here is the list of Linux MCQs for Computer Engineering preparation competitive exams. Each question has four options followed by the right answer.
MCQ Questions for Linux of Computer Science with Answers
Q1. What command is used to set user and group quotas?
(i) /sbin/usrquota
(ii) /sbin/edquota
(iii) /sbin/quotaon
(iv) /sbin/quota
(ii) /sbin/edquota
Q2. What port does squid listen, by default?
(i) 4322
(ii) 2314
(iii) 7334
(iv) 3128
(iv) 3128
Q3. Which of the following NIS clients, finds and stores information about an NIS domain and server?
(i) ypwhich
(ii) ypbind
(iii) ypcat
(iv) yppoll
(ii) ypbind
Q4. Which of the following is a valid format for mounting a CD-ROM drive?
(i) mount -t iso9660 /dev/cdrom / mnt/cdrom
(ii) mount /dev/cdrom
(iii) mount /mnt/cdrom
(iv) All of the above
(iv) All of the above
Q5. What should be the minimum length of a password?
(i) 5
(ii) 6
(iii) 7
(iv) 8
(ii) 6
Q6. LILO
(i) stands for Linux loader
(ii) is the Linux boot loader
(iii) is a tool used to boot the Kernel on x86 hardware
(iv) All of the above
(iv) All of the above
Q7. What X-based tool is available for configuring the X Window system?
(i) XConfigurator
(ii) XF86Setup
(iii) xf86config
(iv) All of the above
(ii) XF86Setup
Q8. What command is used to remove jobs from the print queue?
(i) lpq
(ii) lpr
(iii) lprm
(iv) lpc
(iii) lprm
Q9. Which of the following is called as the piping symbol?
(i) _
(ii) |
(iii) ~
(iv) !
(ii) |
Q10. What command is used to display a file contents in octal form?
(i) oct
(ii) of
(iii) od
(iv) cd
(iii) od
Q11. What protocol(s) is(are) allowed a user to retrieve her/his mail from the mail server to her/his mail reader?
(i) POP3
(ii) FTP
(iii) MAP
(iv) All of the above
(i) POP3
Q12. In which tcp_wrappers file can you specify to allow all connections from all hosts?
(i) /etc/hosts.allow
(ii) /etc/hosts.deny
(iii) /etc/hosts
(iv) /etc/tcp.conf
(i) /etc/hosts.allow
Q13. Which has excellent support for older hardware?
(i) Unix
(ii) Linux
(iii) Minix
(iv) Xenix
(ii) Linux
Q14. What command is used with vi editor to save file and remain in the editing mode?
(i) x
(ii) q!
(iii) :w
(iv) :q
(iii) :w
Q15. Which of the following command is used to access an SMB share on a Linux system?
(i) NFS
(ii) SMD
(iii) smbclient
(iv) smbserver
(iii) smbclient
Q16. SA is also known as root user or
(i) Supervisor
(ii) Multi user
(iii) Single user
(iv) Super user
(iv) Super user
Q17. What command is used to display the characteristics of a process?
(i) au
(ii) ps
(iii) du
(iv) pid
(ii) ps
Q19. In which year Linux was developed?
(i) 1989
(ii) 1990
(iii) 1991
(iv) 1992
(iii) 1991
Q20. Which of the following command can you execute to count the number of lines in a file?
(i) lc
(ii) wc – l
(iii) cl
(iv) count
(ii) wc – l
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