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Lpi 303-300 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Cryptography | - OpenSSL usage and configuration - Public key infrastructure (PKI) - Data encryption and signing |
| Topic 2: Vulnerability Assessment and Monitoring | - Intrusion detection systems (IDS) - Log analysis and auditing |
| Topic 3: Security Administration | - Authentication mechanisms - System hardening |
| Topic 4: Application Security | - Secure software configuration - Container and service security |
| Topic 5: Access Control | - Discretionary Access Control (DAC) - SELinux and AppArmor - Mandatory Access Control (MAC) |
| Topic 6: Network Security | - VPN technologies - Secure network services - Firewalls (iptables, nftables) |
Lpi LPIC Exam 303: Security, version 3.0 Sample Questions:
Question 1
What is Linux Malware Detect?
A. A tool to automate host scans
B. A package management tool
C. A tool to detect malware on a Linux system
D. A configuration management tool
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. namespaces
B. cgroups
C. capabilities
D. seccomp
Question 3
What is a DoS attack?
A. An attack that exploits a vulnerability in software
B. An attack that floods a network or server with traffic to make it unavailable
C. An attack that aims to steal sensitive information
D. An attack that targets a specific user or organization
Question 4
Which of the following information, within a DNSSEC- signed zone, is signed by the key signing key?
A. The non-DNSSEC records like A, AAAA or MX.
B. The zone signing key of the zone.
C. The DS records pointing to the zone.
D. The NSEC or NSEC3 records of the zone.
E. The RRSIG records of the zone.
Question 5
Which command revokes ACL-based write access for groups and named users on the file afile?
A. setfacl ~m mask: : rx afile
B. setfacl -x mask: : rx afile
C. setfacl -x group: * : rx, user:*: rx afile
D. setfacl ~m group: * : rx, user :*: rx afile
Solutions:
| Question 1 Answer: C | Question 2 Answer: D | Question 3 Answer: B | Question 4 Answer: B | Question 5 Answer: A |
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