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Lpi 117-303 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Topic 332: Host Security | 13% | - Host Hardening - Resource Control - Host Intrusion Detection |
| Topic 2: Topic 334: Network Security | 17% | - Network Intrusion Detection - Virtual Private Networks - Network Hardening - Packet Filtering |
| Topic 3: Topic 333: Access Control | 8% | - Mandatory Access Control - Discretionary Access Control |
| Topic 4: Topic 331: Cryptography | 17% | - X.509 Certificates for Encryption, Signing and Authentication - X.509 Certificates and Public Key Infrastructures - Encrypted File Systems - DNS and Cryptography |
| Topic 5: Topic 335: Threats and Vulnerability Assessment | 5% | - Penetration Testing - Common Security Vulnerabilities and Threats |
Lpi LPI Level 3 Exam (LPI 303: Security) Sample Questions:
Which of the following lines in the OpenVPN server.conf file will supply a DNS server for DHCP clients to use?
- A. push "dhcpoptions DNS 10.142.232.4"
- B. push "dhcp DNS 10.142.232.4"
- C. push "dhcpoption DNS 10.142.232.4"
- D. push "options DNS 10.142.232.4"
Correct Answer: C 🗳️
SELinux is a Linux feature that:
- A. ensures that system files referenced in the Mandatory Access Control policies are not modified and alerts administrators when changes occur.
- B. monitors system file access by unprivileged users and warns them when they are trying to gain access to files beyond their permission levels set in the Mandatory Access Control policies.
- C. enforces Mandatory Access Control policies that can restrict user space programs and system servers to the minimum amount of privilege required to operate correctly.
- D. provides only Mandatory Access Control policies. Additional access control models such as Rolebased access control require additional tools to implement.
Correct Answer: C 🗳️
What is one of the primary claimed benefits of Smack over SELinux?
- A. Smack allows users to share files without administrator intervention.
- B. Smack implements Rule Set Based Access Control. SELinux doesn't support this model.
- C. SELinux has export restrictions placed on it by the NSA.
- D. Configuration of Smack is much more simple.
Correct Answer: D 🗳️
An administrator is capturing traffic with Wireshark and is only seeing ARP traffic. What is the most likely cause of this?
- A. The network interface on which the scan is running is not in promiscuous mode.
- B. The machine is on a switched network and is therefore only seeing local and broadcast/multicast packets.
- C. The administrator did not enable the TCP and UDP options when starting the scan.
- D. The network interface on which the scan is running has the ARP_ONLY flag set.
Correct Answer: B 🗳️
What is true about the permissions for the file afile given the following output from getfacl? (Select TWO correct answers) % getfacl afile # file: afile # owner: matt # group: support user::rwx user:hugh:rw group::r group:staff:rx mask::rwx other::r
- A. The user matt will not be able to edit this file.
- B. The user hugh will be able to read the contents of the file.
- C. Anyone in the users group will be able to read the file.
- D. Anyone in the staff group will be able to read and execute the file.
- E. Anyone in the support group will be able to read and execute the file.
Correct Answer: B,D 🗳️






