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Lpi 303-300 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Access Control | 8% | - Discretionary Access Control - Mandatory Access Control |
| Topic 2: Threats and Vulnerability Assessment | 5% | - Common Security Vulnerabilities and Threats - Penetration Testing |
| Topic 3: Host Security | 13% | - Host Hardening - Resource Control - Host Intrusion Detection |
| Topic 4: Cryptography | 17% | - Encrypted File Systems - X.509 Certificates for Encryption, Signing and Authentication - X.509 Certificates and Public Key Infrastructures - DNS and Cryptography |
| Topic 5: Network Security | 17% | - Virtual Private Networks - Network Hardening - Network Intrusion Detection - Packet Filtering |
Lpi LPIC Exam 303: Security, version 3.0 Sample Questions:
Question 1
What happens when the command getfattr afile is run while the file afile has no extended attributes set?
A. No outputs is produced and getfattr exits with a value of 1.
B. No output is produced and getfattr exits with a value of 0.
C. getfattr prints a warning and exits with a values of 0.
D. getfattr prints a warning and exits with a value of 1.
Question 2
Which Linux kernel feature restricts a process's access to a subset of system calls, commonly used by container runtimes and sandboxing tools to reduce attack surface?
A. capabilities
B. namespaces
C. cgroups
D. seccomp
Question 3
Which of the following resources of a shell and its child processes can be controlled by the Bash build- in command ulimit? (Choose THREE correct answers.)
A. The maximum number of newly created files
B. The maximum number of open file descriptors
C. The maximum number of environment variables
D. The maximum size of written files
E. The maximum number of user processes
Question 4
Which command is used to set the owner and group of a file in Linux?
A. chgrp
B. chmod
C. setfacl
D. chown
Question 5
Which command revokes ACL-based write access for groups and named users on the file afile?
A. setfacl -x mask: : rx afile
B. setfacl -x group: * : rx, user:*: rx afile
C. setfacl ~m group: * : rx, user :*: rx afile
D. setfacl ~m mask: : rx afile
Solutions:
| Question 1 Answer: B | Question 2 Answer: D | Question 3 Answer: B,D,E | Question 4 Answer: D | Question 5 Answer: D |



