Lpi LPIC-1 Exam 102, Part 2 of 2, version 4.0 - 102-400 Exam Questions [2026]

QUESTION NO: 1
What is the purpose of the nsswitch.conf file?

A. It is used to configure network protocol port numbers such as for HTTP or SMTP. B. It is used to configure where the C library looks for system information such as host names and user passwords. C. It is used to configure LDAP authentication services for the local system. D. It is used to configure which network services will be turned on during the next system boot.

Correct Answer: B

QUESTION NO: 2
Which of the following commands will help identify a broken router between the local and the remote machine?

A. netstat B. nslookup C. ps D. ifconfig E. traceroute

Correct Answer: E

QUESTION NO: 3
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. lsof B. debug C. traceroute D. nessus E. strace

Correct Answer: A

QUESTION NO: 4
What is true regarding the file ~/.forward?

A. Using ~/.forward, root may configure any email address whereas all other users may configure only their own addresses. B. As it is owned by the MTA and not writable by the user, it must be edited using the editaliases command. C. When configured correctly, ~/.forward can be used to forward each incoming mail to
more than one other recipient. D. After editing ~/.forward the user must run newaliases to make the mail server aware of the changes.

Correct Answer: C

QUESTION NO: 5
Which of the following commands can be used to display the local routing table? (Choose TWO correct answers.)

A. netstat B. ifconfig C. trackroute D. dig E. route

Correct Answer: A,E

QUESTION NO: 6
CORRECT TEXT
What is the lowest numbered unprivileged TCP port? (Specify the number in digits only.)

Correct Answer:

1024

QUESTION NO: 7
CORRECT TEXT
Which command is used to sync the hardware clock to the system clock? (Specify ONLY the command without any path or parameters.)

Correct Answer:

hwclock, /sbin/hwclock, /usr/sbin/hwclock