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Lpi 202-450 Exam Syllabus Topics:

Section	Weight	Objectives
Email Services	14%	- Mail Transfer Agent configuration 1. SMTP operation 2. Postfix configuration - Email security 1. TLS encryption 2. Spam filtering - Mail delivery and access 1. POP3 and IMAP services 2. Dovecot configuration
File Sharing	13%	- NFS configuration 1. Exported file systems 2. Client access control - Samba configuration 1. User authentication 2. Access permissions 3. SMB/CIFS shares
Web Services	11%	- Apache HTTP Server configuration 1. Logging 2. Virtual hosts 3. Modules and directives - HTTPS configuration 1. SSL/TLS certificates 2. Encryption settings - Nginx configuration 1. Reverse proxy 2. Load balancing
Domain Name Server	8%	- Basic DNS server configuration 1. Zone files 2. Resource records 3. BIND configuration files - Secure DNS server 1. Access control 2. DNSSEC concepts - Create and maintain DNS zones 1. Reverse zones 2. Forward zones 3. Delegation
System Security	12%	- VPN technologies 1. IPSec concepts 2. OpenVPN - Network security 1. Firewall configuration 2. Packet filtering - Host security 1. OpenSSH configuration 2. TCP Wrappers
Network Client Management	9%	- LDAP client usage 1. Directory queries 2. Authentication integration - DHCP configuration 1. Dynamic address assignment 2. DHCP server setup

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Lpi LPIC-2 - Exam 202 (part 2 of 2), version 4.5 Sample Questions (Q92-Q97):

NEW QUESTION # 92
Select the alternative that shows the correct way to disable a user login for all users except root.

A. The use of the pam_nologin module along with the /etc/nologin configuration file.
B. The use of the pam_block module along with the /etc/login configuration file.
C. The use of the pam_deny module along with the /etc/deny configuration file.
D. The use of the pam_pwdb module along with the /etc/pwdv.conf configuration file.

Answer: A

Explanation:
Explanation
The pam_nologin module is used to prevent users from logging into the system when the /etc/nologin file exists. The file can contain a message that is displayed to the user before the login is denied. The only exception is the root user, who can always log in regardless of the existence of the /etc/nologin file. This method is useful for system maintenance or emergency situations when normal users should not access the system. References: LPIC-2 exam 201 topics, pam_nologin man page

NEW QUESTION # 93
Which of the following options are valid in /etc/exports? (Choose two.)

A. norootsquash
B. uid
C. rootsquash
D. rw
E. ro

Answer: D,E

Explanation:
Explanation
The options rw and ro are valid in /etc/exports. They specify whether the exported file system is mounted with read-write or read-only permissions by the clients. The option rw allows the clients to modify the files on the server, while the option ro prevents any changes by the clients. These options can be applied to all or specific hosts in the /etc/exports file123 References:
LPIC-2 Overview
LPIC-2 202-450
10 practical examples to export NFS shares in Linux | GoLinuxCloud

NEW QUESTION # 94
In order to prevent all anonymous FTP users from listing uploaded file names, what security precaution can be taken when creating an upload directory?

A. The directory must not have the write permission set.
B. The directory must not have the read permission set.
C. The directory must not contain other directories.
D. The directory must not have the execute permission set.
E. The directory must not have the read or execute permission set.

Answer: B

NEW QUESTION # 95
Which rdncsub command can be used in conjunction with the name of a zone in order to make BIND reread the content of the specific zone file without reloading other zones as well?

A. reread
B. zoneupdate
C. reload
D. fileupdate
E. lookup

Answer: D,E

NEW QUESTION # 96
Fill in the blank.
What is the path to the global Postfix configuration file? (Specify the full name of the file, including path.)

Answer:

Explanation:
etc/postfix/main.cf

NEW QUESTION # 97
......

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