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New LPI 102-400 Exam Dumps Collection (Question 6 - Question 15)

Q6. 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


Q7. CORRECT TEXTWhich keyword must be listed in the hosts option of the Name Service Switch configuration file in order to make host lookups consult the /etc/hosts file?

Answer: files


Q8. CORRECT TEXTAfter adding a new email alias to the configuration, which command must be run in order to ensure the MTA knows about it? (Specify the command without any path but including all required parameters.)

Answer: newaliases, sendmail -bi


Q9. What is the difference between the commands test -e path and test -f path?

A. They are equivalent options with the same behaviour.

B. The -f option tests for a regular file. The -e option tests for an empty file.

C. Both options check the existence of the path. The -f option also confirms that it is a regular file.

D. The -f option tests for a regular file. The -e option tests for an executable file.

Answer: C


Q10. CORRECT TEXTWhich file specifies the user accounts that can NOT submit jobs via at or batch? (Provide the full path and filename)

Answer: /etc/at.deny


Q11. What is true about the ntpdate command?

A. It is the primary management command for the NTP time server.

B. It updates the local system's date (i.e. day, month and year) but not the time (i.e. hours, minutes, seconds).

C. It queries one or more NTP time servers and adjusts the system time accordingly.

D. It sends the local system time to one or many remote NTP time servers for redistribution.

E. It can be used by any user to set the user clock independently of the system clock.

Answer: C


Q12. CORRECT TEXTWhich command is used to set the hostname of the local system? (Specify ONLY the command without any path or parameters.)

Answer: hostname


Q13. Which file contains the date of the last change of a user's password?

A. /etc/gshadow

B. /etc/passwd

C. /etc/pwdlog

D. /etc/shadow

E. /var/log/shadow

Answer: D


Q14. Which command is used to set restrictions on the size of a core file that is created for a user when a program crashes?

A. core

B. edquota

C. ulimit

D. quota

Answer: C


Q15. Which of the following is a valid IPv6 address?

A. 2001:db8:3241::1

B. 2001::db8:4581::1

C. 2001:db8:0g41::1

D. 2001%db8%9990%%1

E. 2001.db8.819f..1

Answer: A

Topic 6, Security

103. CORRECT TEXTWhat argument to the -type option of find will match files that are symbolic links? (Specify only the argument and no other options or words.)


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