CompTIA Updated N10-008 Exam Questions and Answers by kaia

• A vulnerability scan is a process of identifying and reporting the weaknesses or flaws in a system or network that could be exploited by attackers. A vulnerability scan is conducted frequently to maintain an updated list of a system’s weaknesses, as new vulnerabilities may emerge over time due to changes in the system configuration, software updates, or external factors. A vulnerability scan can help to prioritize the remediation efforts and improve the security posture of the system or network.
• A penetration test is a process of simulating a real-world attack on a system or network to evaluate its security and identify the potential impact of a breach. A penetration test is conducted periodically or after a major change in the system or network, as it is more intrusive and time-consuming than a vulnerability scan. A penetration test can help to validate the effectiveness of the security controls and measures in place and provide recommendations for improvement.
• A posture assessment is a process of evaluating the current security status of a system or network against a set of standards or best practices. A posture assessment is conducted periodically or as part of a compliance audit, as it is more comprehensive and holistic than a vulnerability scan or a penetration test. A posture assessment can help to identify the gaps or weaknesses in the security policies, procedures, and practices and provide guidance for improvement.
• A risk assessment is a process of analyzing the likelihood and impact of various threats and vulnerabilities on a system or network. A risk assessment is conducted periodically or as part of a risk management process, as it is more strategic and business-oriented than a vulnerability scan, a penetration test, or a posture assessment. A risk assessment can help to determine the acceptable level of risk and the appropriate mitigation strategies and resources.

References:

• CompTIA Network+ N10-008 Study Guide, Chapter 8: Network Security Concepts and Tools, Section 8.2: Security Assessment Tools, Page 3721
• Professor Messer’s CompTIA N10-008 Network+ Course Notes, Section 8.2: Security Assessment Tools, Page 462
• What is a Vulnerability Scan? | Definition and Examples3
• What is a Penetration Test? | Definition and Examples
• What is a Security Posture Assessment? | Definition and Examples
• [What is a Risk Assessment? | Definition and Examples]

A reservation for the server based on the MAC address means that the DHCP server will assign a specific IP address to the file server every time it requests one, based on its MAC address. This way, the file server will have a consistent IP address that users can access, without the need to manually configure it or use a separate scope. A reservation also ensures that the IP address of the file server will not be given to any other device by the DHCP server

• A clientless VPN is a type of VPN that does not require a dedicated software client to be installed on the user’s device. Instead, it uses a web browser as the VPN client and provides secure access to web-based applications or resources12.
• A clientless VPN is suitable for scenarios where the user needs to access internal corporate resources that are web-based, such as intranet sites, webmail, or web portals12. This way, the user does not need to install or configure any additional software, and the VPN connection is established through the browser’s SSL/TLS encryption12.
• A clientless VPN is not suitable for scenarios where the user needs to access non-web-based applications or resources, such as file shares, remote desktops, or network printers12. For these scenarios, a full VPN client is required, which can create a secure tunnel for all network traffic from the user’s device12.
• Therefore, option A is the most appropriate use case for the deployment of a clientless VPN, as it provides secure web access to internal corporate resources.
• The other options are not relevant to the use case of a clientless VPN, as they involve different types of VPN technologies or scenarios.

References:

• : CompTIA Network+ N10-008 Study Guide, Chapter 7, Section 7.1, “VPN Concepts”, page 381-382.
• : Professor Messer’s CompTIA N10-008 Network+ Course Notes, Section 7.1, “VPN Concepts”, page 58.
• : CompTIA Network+ N10-008 Study Guide, Chapter 5, Section 5.2, “NFV”, page 264-265.
• : Professor Messer’s CompTIA N10-008 Network+ Course Notes, Section 5.2, “NFV”, page 38.
• : CompTIA Network+ N10-008 Study Guide, Chapter 7, Section 7.1, “VPN Concepts”, page 383-384.
• : Professor Messer’s CompTIA N10-008 Network+ Course Notes, Section 7.1, “VPN Concepts”, page 59.
• : CompTIA Network+ N10-008 Study Guide, Chapter 5, Section 5.3, “SDWAN”, page 266-267.
• : Professor Messer’s CompTIA N10-008 Network+ Course Notes, Section 5.3, “SDWAN”, page 39.

STP stands for Spanning Tree Protocol, which is a network protocol that prevents loops in a switched network by blocking redundant links. STP allows only one active path between any two network devices, and dynamically reconfigures the network topology in case of link failures or changes. STP is essential for proper stability of the network switches, especially when they are cabled in a redundant or complex topology that involves multiple switches and firewalls. Without STP, loops can cause broadcast storms, MAC address table instability, and duplicate frames, which can degrade the network performance and availability. References: [CompTIA Network+ Certification Exam Objectives], Spanning Tree Protocol (STP) Explained | NetworkLessons.com