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Q11. - (Topic 3) 

To prevent a specific user from scheduling tasks with at, what should the administrator do? 

A. Add the specific user to /etc/at.allow file. 

B. Add the specific user to [deny] section in the /etc/atd.conf file. 

C. Add the specific user to /etc/at.deny file. 

D. Add the specific user to nojobs group. 

E. Run the following: atd --deny [user]. 

Answer: C 


Q12. - (Topic 5) 

Which of the following keywords can be used in the file /etc/resolv.conf? (Choose TWO correct answers.) 

A. substitute 

B. nameserver 

C. search 

D. lookup 

E. method 

Answer: B,C 


Q13. CORRECT TEXT - (Topic 4) 

After configuring printing on a Linux server, the administrator sends a test file to one of the printers and it fails to print. What command can be used to display the status of the printer's queue? (Specify ONLY the command without any path or parameters.) 

Answer: lpq, /usr/bin/lpq, lpstat, /usr/bin/lpstat 


Q14. CORRECT TEXT - (Topic 5) 

With IPv6, how many bits have been used for the interface identifier of an unicast address? (Specify the number using digits only.) 

Answer: 64 


Q15. - (Topic 6) 

Which of the following commands preloads and manages keys that are used for automatic authentication while logging in to other machines using SSH? 

A. sshd 

B. ssh-agent 

C. ssh-keygen 

D. ssh-add 

Answer: B 


Improved LX0-104 test engine:

Q16. - (Topic 2) 

Which file used by XDM specifies the default wallpaper? 

A. /etc/X11/xdm/Xsetup 

B. /etc/X11/xdm.conf 

C. /etc/X11/xdm/Defaults 

D. /etc/X11/defaults.conf 

Answer: A 


Q17. - (Topic 2) 

For accessibility assistance, which of the following programs is an on-screen keyboard? 

A. xkb 

B. atkb 

C. GOK 

D. xOSK 

Answer: C 


Q18. - (Topic 6) 

When trying to unmount a device it is reported as being busy. Which of the following commands could be used to determine which process is causing this? 

A. debug 

B. lsof 

C. nessus 

D. strace 

E. traceroute 

Answer: B 


Q19. - (Topic 5) 

Which of the following keywords can be used in the file /etc/nsswitch.conf to specify a source for host name lookups? (Choose TWO correct answers.) 

A. resolv 

B. dns 

C. remote 

D. files 

E. hosts 

Answer: B,D 


Q20. CORRECT TEXT - (Topic 1) 

What word is missing from the following SQL statement? 

__________ count(*) from tablename; 

(Please specify the missing word using lower-case letters only.) 

Answer: select