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2021 Apr LX0-104 practice test

Q11. - (Topic 3) 

What is true regarding the command userdel --force --remove bob? (Choose TWO correct answers.) 

A. The user bob is removed from the system's user database. 

B. The user bob's home directory is removed. 

C. The locate database is updated to drop files owned by bob. 

D. All files owned by bob are remove from all mounted filesystems. 

E. In case bob was the last member of a group, that group is deleted. 

Answer: A,B 


Q12. - (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 


Q13. - (Topic 5) 

Given the following routing table: 

How would an outgoing packet to the destination 192.168.2.150 be handled? 

A. It would be passed to the default router 192.168.178.1 on wlan0. 

B. It would be directly transmitted on the device eth0. 

C. It would be passed to the default router 255.255.255.0 on eth0. 

D. It would be directly transmitted on the device wlan0. 

E. It would be passed to the router 192.168.1.1 on eth0. 

Answer: E 


Q14. CORRECT TEXT - (Topic 3) 

The system's timezone may be set by linking /etc/localtime to an appropriate file in which directory? (Provide the full path to the directory, without any country information) 

Answer: /usr/share/zoneinfo/ 


Q15. - (Topic 4) 

What is the purpose of the command mailq? 

A. It fetches new emails from a remote server using POP3 or IMAP. 

B. It is a multi-user mailing list manager. 

C. It is a proprietary tool contained only in the qmail MTA. 

D. It queries the mail queue of the local MTA. 

E. It is a command-line based tool for reading and writing emails. 

Answer: D 


Improve LX0-104 practice test:

Q16. - (Topic 4) 

Which of the following parameters are used for journalctl to limit the time frame of the output? (Choose TWO correct answers.) 

A. --from= 

B. --since= 

C. --until= 

D. --upto= 

E. --date= 

Answer: B,C 


Q17. - (Topic 3) 

Which of the following steps prevents a user from obtaining an interactive login session? 

A. Run the command chsh -s /bin/false with the user name. 

B. Set the UID for the user to 0. 

C. Remove the user from the group staff. 

D. Add the user to /etc/noaccess. 

E. Create a .nologin file in the user's home directory. 

Answer: A 


Q18. - (Topic 5) 

Which of the following statements is valid in the file /etc/nsswitch.conf? 

A. multi on 

B. 192.168.168.4 dns-server 

C. hosts: files dns 

D. include /etc/nsswitch.d/ 

Answer: C 


Q19. - (Topic 1) 

Which of the following SQL queries counts the number of occurrences for each value of the field order_type in the table orders? 

A. SELECT order_type,COUNT(*) FROM orders WHERE order_type=order_type; 

B. SELECT order_type,COUNT(*) FROM orders GROUP BY order_type; 

C. COUNT(SELECT order_type FROM orders); 

D. SELECT COUNT(*) FROM orders ORDER BY order_type; 

E. SELECT AUTO_COUNT FROM orders COUNT order_type; 

Answer: B 


Q20. - (Topic 1) 

What output will the following command sequence produce? 

echo '1 2 3 4 5 6' | while read a b c; do 

echo result: $c $b $a; 

done 

A. result: 3 4 5 6 2 1 

B. result: 1 2 3 4 5 6 

C. result: 6 5 4 

D. result: 6 5 4 3 2 1 

E. result: 3 2 1 

Answer: A