11. 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
✅ The correct answer is option A.
Basic of linux unix MCQs
12. Which of the following commands is used to have a two-way communication with any person who is currently logged in ?
A. mail
B. mesg
C. write
D. grep
✅ The correct answer is option C.
13. The IP address are based on________________?
A. 16-bit addresses
B. 32-bit addresses
C. 64-bit addresses
D. 8-bit addresses
✅ The correct answer is option B.
14. The ls -l command tells_________________?
A. who the owner of the file is
B. the name of the group owner of the file
C. how large the file is and when the file was last modified.
D. All of the above
✅ The correct answer is option D.
15. What sign is used to erase or kill an entire line you have typed and start you are on a new line (but not display a new prompt) ?
A. !
B. $
C. #
D. @
✅ The correct answer is option D.
16. Which of the following commands is used to summarize the disk usage ?
A. chkdsk
B. fdisk
C. du
D. disk
✅ The correct answer is option C.
17. The [line number G] key allows you________________?
A. to move cursor left by one position
B. to move cursor right by one position
C. to move cursor down by one line
D. to move cursor to the beginning of the line specified by the number
✅ The correct answer is option D.
18. Which command is used to locate all the .profile files in the system ?
A. ls profile
B. find /-name profile -print
C. cd /.profile
D. l -u .profile
✅ The correct answer is option B.
19. GNOME is based on________________?
A. CORBA toolkit
B. COM/DCOM toolkit
C. ORE toolkit
D. OLE DB toolkit
✅ The correct answer is option A.
20. What command can be used to get information about yourself ?
A. which
B. pwd
C. i /4
D. who am i
✅ The correct answer is option D.