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New LPI 102-400 Exam Dumps Collection (Question 2 - Question 11)

Question No: 2

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

Question No: 3

Which of the following commands will help identify a broken router between the local and the remote machine?

A. ps

B. netstat

C. nslookup

D. ifconfig

E. traceroute

Answer: E

Question No: 4

How can the existing environment variable FOOBAR be suppressed for the execution of the script./myscript only?

A. unset -v FOOBAR;./myscript

B. set -a FOOBAR="";./myscript

C. env -u FOOBAR./myscript

D. env -i FOOBAR./myscript

Answer: C

Question No: 5

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

Question No: 6

Which configuration file would be edited to change default options for the OpenSSH server?

A. /etc/ssh/sshd_config

B. /etc/ssh/ssh

C. /etc/ssh/server

D. /etc/ssh/ssh_config

E. /etc/ssh/ssh_server

Answer: A

Question No: 7

CORRECT TEXTBy default, the contents of which directory will be copied to a new user's home directory when the account is created by passing the -m option to the useradd command? (Specify the full path to the directory.)

Answer: /etc/skel

Question No: 8

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

Answer: 64

Question No: 9

What is true regarding TCP port 23?

A. Port 23 is the well known port for the telnet service which is a plain text protocol that should no longer be used.

B. Port 23 is the well known port for the SSH service which provides secure logins.

C. Port 23 is the well known port for the rlogin service which is SSL secured by default.

D. Port 23 is the well known port for the system login services which are encrypted when the user runs the starttls command in his login shell.

Answer: A

Question No: 10

Where are user specific crontabs stored?

A. In the database file /etc/crontab.db which is shared by all users.

B. As individual per-user files within /var/spool/cron.

C. As individual per-user files in /etc/cron.user.d.

D. In the .crontab file in the user's home directory.

E. In the file /var/cron/user-crontab which is shared by all users.

Answer: B

Question No: 11

Which command can be used to delete a group from a Linux system?

A. groupdel

B. groupmod

C. groups

D. groupedit

Answer: A

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