Reliable LPIC Exam 303: Security, version 3.0 Study Materials
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Lpi 303-300 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Security Administration | - Authentication mechanisms - System hardening |
| Topic 2: Application Security | - Container and service security - Secure software configuration |
| Topic 3: Cryptography | - Public key infrastructure (PKI) - Data encryption and signing - OpenSSL usage and configuration |
| Topic 4: Access Control | - SELinux and AppArmor - Mandatory Access Control (MAC) - Discretionary Access Control (DAC) |
| Topic 5: Vulnerability Assessment and Monitoring | - Log analysis and auditing - Intrusion detection systems (IDS) |
| Topic 6: Network Security | - Firewalls (iptables, nftables) - VPN technologies - Secure network services |
Lpi LPIC Exam 303: Security, version 3.0 Sample Questions:
1. In apache configuration which directives are used to restrict access based on host/domain name and IP address?
A) restrict and allow
B) order, deny and accept
C) order, allow from and deny from
D) deny and accept
E) allow IP, deny IP, allow DOMAIN and deny DOMAIN
2. Which of the following are differences between AppArmor and SELinux? (Choose TWO correct answers)
A) SELinux stores information in extended file attributes. AppArmor does not maintain file specific information and states.
B) AppArmor is implemented in user space only. SELinux is a Linux Kernel Module.
C) AppArmor neither requires nor allows any specific configuration. SELinux must always be manually configured.
D) AppArmor is less complex and easier to configure than SELinux.
E) The SELinux configuration is loaded at boot time and cannot be changed later on. AppArmor provides user space tools to change its behavior.
3. Which of the following sections are allowed within the Kerberos configuration file krb5.conf?
(Choose THREE correct answers.)
A) [crypto]
B) [plugins]
C) [realms]
D) [capaths]
E) [domain]
4. Which command is used to run a new shell for a user changing the SELinux context? (Specify ONLY the command without any path or parameters.) Solution: newrole Determine whether the given solution is correct?
A) Correct
B) Incorrect
5. What is the purpose of NSEC3 in DNSSEC?
A) To authenticate a DNS server
B) To provide information about DNSSEC key signing keys
C) To prevent zone enumeration
D) To sign a DNS zone
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A,D | Question # 3 Answer: B,C,D | Question # 4 Answer: A | Question # 5 Answer: C |

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