CISCO 300-430 Implementing Cisco Enterprise Wireless Networks (ENWLSI) Free Practice Test — 30 Questions

Question 1

A healthcare organization is implementing a new electronic health record (EHR) system that will store and manage protected health information (PHI). As part of the implementation, the organization needs to ensure compliance with the Health Insurance Portability and Accountability Act (HIPAA) regulations. The Chief Information Officer (CIO) is tasked with developing a risk management plan that addresses potential vulnerabilities in the system. Which of the following steps should be prioritized to ensure compliance with HIPAA\'s Security Rule?

Accepted Answer

Conducting a comprehensive risk assessment to identify and analyze potential risks to the confidentiality, integrity, and availability of PHI.

Question 2

A network administrator is tasked with implementing a change management procedure for a large enterprise wireless network. The administrator must ensure that all changes are documented, tested, and approved before deployment. During the planning phase, the administrator identifies several stakeholders, including IT staff, management, and end-users. Which of the following steps should be prioritized to ensure a successful change management process while minimizing disruption to the network?

Accepted Answer

Establishing a change advisory board (CAB) to review and approve changes before implementation

Question 3

In a corporate environment, a network engineer is tasked with designing a segmented network to enhance security and performance. The organization has three departments: HR, Finance, and IT. Each department requires access to specific resources while being isolated from each other to prevent unauthorized access. The engineer decides to implement VLANs (Virtual Local Area Networks) for this purpose. If the engineer allocates VLAN 10 for HR, VLAN 20 for Finance, and VLAN 30 for IT, what is the most effective way to ensure that inter-VLAN communication is controlled and monitored while maintaining the segmentation?

Accepted Answer

Implement a Layer 3 switch with Access Control Lists (ACLs) to manage traffic between VLANs.

Question 4

In a corporate environment, a network administrator is tasked with implementing a rogue access point (AP) detection and mitigation strategy. The organization has a wireless network that operates on both 2.4 GHz and 5 GHz bands. The administrator notices that several unauthorized devices are connecting to the network, which could potentially lead to data breaches. To effectively identify and mitigate these rogue APs, the administrator decides to use a combination of monitoring tools and security policies. Which approach should the administrator prioritize to ensure comprehensive rogue AP detection and mitigation?

Accepted Answer

Implementing a Wireless Intrusion Prevention System (WIPS) that continuously scans for unauthorized devices and automatically takes action against them.

Question 5

A network administrator is troubleshooting a wireless network that is experiencing intermittent connectivity issues. The network consists of multiple access points (APs) distributed across a large office space. The administrator notices that clients connected to one specific AP are frequently dropping their connections, while clients connected to other APs remain stable. After checking the AP\'s configuration, the administrator finds that the channel width is set to 40 MHz, and the AP is operating on channel 6. The surrounding environment includes several neighboring networks also using channel 6. What is the most effective first step the administrator should take to resolve the connectivity issues?

Accepted Answer

Change the AP's channel to a less congested frequency, such as channel 1 or 11.

Question 6

A wireless network engineer is tasked with designing an RF coverage model for a large corporate office that spans 50,000 square feet. The office has a mix of open spaces and enclosed conference rooms. The engineer decides to use a combination of predictive modeling and site surveys to determine the optimal placement of access points (APs). Given that the average coverage radius of each AP is approximately 150 feet in open areas and 75 feet in enclosed spaces, how many APs are required to ensure complete coverage of the office, assuming that the APs can be placed optimally and that there are no significant obstacles affecting the signal?

Accepted Answer

8

Question 7

In a Cisco SD-Access deployment, a network engineer is tasked with integrating the existing wireless infrastructure with the SD-Access architecture. The engineer needs to ensure that the wireless clients can seamlessly access resources across the network while maintaining security and policy enforcement. Which of the following configurations would best facilitate this integration, considering the need for segmentation, policy application, and efficient traffic flow?

Accepted Answer

Implementing a Wireless LAN Controller (WLC) that supports FlexConnect mode, allowing local switching of traffic while applying policies through the SD-Access control plane.

Question 8

A company is planning to deploy a new wireless network in a large office building that spans multiple floors. The building has a total area of 50,000 square feet and is divided into 10 distinct zones, each requiring coverage. The IT team has decided to use Cisco access points (APs) that support 802.11ac technology, which can provide a maximum throughput of 1.3 Gbps under optimal conditions. Given that each zone can effectively utilize 80% of the maximum throughput due to environmental factors and interference, how many access points should the company deploy if they want to ensure that each zone can handle a minimum of 200 Mbps of usable bandwidth?

Accepted Answer

10

Question 9

In a large university campus, the IT department is tasked with designing a wireless network that can support a high density of users in various locations, including lecture halls, libraries, and outdoor areas. The department decides to implement a Cisco wireless solution that utilizes both 802.11ac and 802.11ax technologies. Given that the average number of devices per user is estimated to be 2.5, and the university expects around 10,000 concurrent users during peak hours, what is the minimum number of access points (APs) required to ensure adequate coverage and performance, assuming each AP can handle a maximum of 200 concurrent devices?

Accepted Answer

50

Question 10

A large university is planning to deploy a new wireless network across its campus, which includes multiple buildings and outdoor areas. The network design team is considering various Access Point (AP) deployment strategies to ensure optimal coverage and performance. They are particularly focused on minimizing interference and maximizing user capacity. Given the following deployment strategies: centralized, distributed, and hybrid, which strategy would best support the university\'s need for scalability and efficient management while addressing the challenges of high-density environments?

Accepted Answer

Centralized deployment strategy

Question 11

In a corporate environment, a network engineer is tasked with integrating a Cisco Wireless LAN Controller (WLC) with an existing Cisco Identity Services Engine (ISE) to enhance network security and user authentication. The engineer needs to configure the WLC to communicate with the ISE for RADIUS authentication and ensure that the correct VLAN assignments are applied based on user roles. Which of the following configurations should the engineer prioritize to ensure seamless integration and proper user segmentation?

Accepted Answer

Configure the WLC to use RADIUS for authentication and set up dynamic VLAN assignment based on the user’s role in ISE.

Question 12

A company is planning to deploy a new wireless network in a multi-story office building. The building has a total area of 50,000 square feet, with each floor measuring 10,000 square feet. The IT team needs to determine the optimal number of access points (APs) required to ensure adequate coverage and performance. Each AP can cover a radius of 100 feet effectively. Given that the building has a height of 30 feet and the APs will be mounted at a height of 10 feet, how many APs should be deployed to achieve full coverage, assuming no overlapping coverage areas?

Accepted Answer

12

Question 13

In a corporate environment, a network administrator is tasked with implementing 802.1X authentication for a new wireless network. The administrator decides to use a RADIUS server for authentication and configure the network switches to support this protocol. During the setup, the administrator must ensure that the RADIUS server can handle multiple authentication requests simultaneously and that it is configured to communicate securely with the switches. Which of the following configurations would best ensure the security and efficiency of the 802.1X authentication process in this scenario?

Accepted Answer

Configure the RADIUS server to use shared secrets for communication with the switches and enable accounting to track authentication requests.

Question 14

A wireless network engineer is tasked with designing a Wi-Fi coverage plan for a large corporate office that spans 10,000 square feet. The office layout includes several walls, cubicles, and conference rooms. The engineer decides to use the 2.4 GHz frequency band for its longer range but is concerned about the potential interference from nearby networks and physical obstructions. Given that the average signal loss through a wall is approximately 3 dB and the desired signal-to-noise ratio (SNR) for optimal performance is 25 dB, what is the minimum received signal strength (RSS) required at the client devices if the noise floor is measured at -95 dBm?

Accepted Answer

-70 dBm

Question 15

In a smart home environment, multiple IoT devices are interconnected, including smart thermostats, security cameras, and smart locks. The network administrator is tasked with ensuring the security of these devices against potential cyber threats. Which of the following strategies would be the most effective in mitigating risks associated with unauthorized access to these IoT devices?

Accepted Answer

Implementing network segmentation to isolate IoT devices from the main network

Question 16

In a dense urban environment, a network engineer is tasked with optimizing a wireless network that utilizes both Orthogonal Frequency Division Multiple Access (OFDMA) and Multi-User Multiple Input Multiple Output (MU-MIMO) technologies. The engineer needs to determine the optimal configuration for a scenario where 8 users are simultaneously connected to an access point (AP) that supports 4 spatial streams. Each user has varying Quality of Service (QoS) requirements, with two users requiring high throughput for video streaming, three users needing moderate bandwidth for web browsing, and three users with low bandwidth needs for IoT devices. Given that the AP can allocate resources dynamically, how should the engineer prioritize the allocation of resources to maximize overall network efficiency while ensuring that QoS requirements are met?

Accepted Answer

Allocate the maximum number of spatial streams to the two video streaming users, while using OFDMA to assign subcarriers to the web browsing and IoT users based on their bandwidth needs.

Question 17

In a large enterprise environment, a network engineer is tasked with deploying a Wireless LAN Controller (WLC) to manage multiple access points across different geographical locations. The engineer is considering various deployment models, including centralized, distributed, and cloud-based architectures. Given the need for high availability, scalability, and ease of management, which deployment model would best suit the requirements of this enterprise network, particularly in terms of minimizing latency and maximizing control over the wireless infrastructure?

Accepted Answer

Centralized deployment model

Question 18

A company is planning to integrate its wireless network with its existing LAN infrastructure to enhance connectivity and performance. The network administrator needs to ensure that the wireless access points (APs) are configured to support VLAN tagging for efficient traffic management. Given that the company has three VLANs: VLAN 10 for Voice, VLAN 20 for Data, and VLAN 30 for Guest access, how should the administrator configure the APs to ensure that traffic from each VLAN is properly segregated and routed to the correct subnet? Additionally, consider that the APs will be connected to a Layer 2 switch that supports 802.1Q trunking. What is the best approach for this configuration?

Accepted Answer

Configure the APs to use 802.1Q trunking and assign each SSID to the corresponding VLAN ID.

Question 19

In a corporate environment, a network engineer is tasked with designing a wireless network that must support a high density of users in a large conference room. The requirements specify that the network should utilize the 802.11ac standard to maximize throughput and minimize latency. Given that the conference room is approximately 2000 square feet and has a ceiling height of 12 feet, what is the maximum theoretical throughput that can be achieved with a single 802.11ac access point operating in an 80 MHz channel width, assuming it uses 256-QAM modulation and has a maximum of 8 spatial streams?

Accepted Answer

6.93 Gbps

Question 20

In a corporate environment, a network administrator is tasked with securing the wireless network to prevent unauthorized access and ensure data integrity. The administrator decides to implement WPA3 (Wi-Fi Protected Access 3) for the wireless security protocol. Which of the following features of WPA3 significantly enhances security compared to its predecessor, WPA2, particularly in terms of protecting against offline dictionary attacks?

Accepted Answer

Simultaneous Authentication of Equals (SAE)

Question 21

A company has deployed a wireless network across its office building, which consists of multiple floors and various materials that could interfere with the signal. Recently, employees have reported intermittent connectivity issues, particularly in areas with heavy foot traffic and near large metal objects. To troubleshoot the problem, the network administrator decides to analyze the wireless environment. Which of the following actions should the administrator prioritize to effectively identify and resolve the connectivity issues?

Accepted Answer

Conduct a site survey using a spectrum analyzer to identify sources of interference and dead zones.

Question 22

In a wireless network utilizing Software-Defined Networking (SDN), a network administrator is tasked with optimizing the performance of a multi-tenant environment where different tenants have varying Quality of Service (QoS) requirements. The administrator decides to implement a centralized SDN controller to manage the network resources dynamically. Given that the SDN controller can allocate bandwidth based on real-time traffic analysis, how should the administrator configure the SDN to ensure that each tenant receives their required bandwidth while minimizing latency?

Accepted Answer

Implement dynamic bandwidth allocation policies based on tenant-specific QoS profiles and real-time traffic conditions.

Question 23

In a corporate environment, a network administrator is tasked with implementing 802.1X authentication to enhance security for the wireless network. The administrator decides to use a RADIUS server for authentication and configure the network switches to support this protocol. During the implementation, the administrator encounters a scenario where a user device fails to authenticate. The administrator checks the RADIUS server logs and notices that the authentication requests are being received but are not being processed correctly. What could be the most likely reason for this failure in the context of 802.1X authentication?

Accepted Answer

The RADIUS server is not configured to recognize the authentication method being used by the client device.

Question 24

A network administrator is tasked with updating the firmware on a Wireless LAN Controller (WLC) and its associated Access Points (APs) in a large corporate environment. The current firmware version on the WLC is 8.5.135.0, and the APs are running version 8.5.135.0 as well. The administrator has downloaded a new firmware version, 8.5.145.0, which includes several critical security patches and performance enhancements. Before proceeding with the update, the administrator needs to ensure that the APs are compatible with the new WLC firmware. What steps should the administrator take to verify compatibility and ensure a successful firmware update process?

Accepted Answer

Review the release notes for both the WLC and AP firmware versions to check for compatibility and any specific upgrade paths recommended by Cisco.

Question 25

A network administrator is tasked with maintaining a Cisco wireless network that supports a large corporate environment. The network experiences intermittent connectivity issues, and the administrator needs to determine the root cause. After conducting a preliminary analysis, the administrator finds that the wireless access points (APs) are configured with overlapping channels and that the signal strength is fluctuating significantly. What is the most effective approach to resolve these issues and ensure optimal performance of the wireless network?

Accepted Answer

Implement a channel plan that minimizes overlap and adjust the transmit power of the APs to maintain consistent signal strength.

Question 26

A large university is planning to implement a new wireless network across its campus to support a variety of applications, including online learning, research collaboration, and guest access. The network must accommodate a high density of users in lecture halls and libraries, while also ensuring secure access for faculty and students. Which approach would best address the university\'s needs while optimizing performance and security?

Accepted Answer

Implementing a segmented network architecture with VLANs for different user groups and utilizing WPA3 for enhanced security.

Question 27

A company is planning to deploy a new wireless network in a large office building that spans multiple floors. The network will consist of several access points (APs) to ensure adequate coverage and performance. Each AP has a maximum throughput of 1 Gbps and can support up to 100 simultaneous clients. The building has a total area of 50,000 square feet, and the company estimates that they will need to support approximately 500 clients at peak usage. Given that the average client requires 10 Mbps of bandwidth for optimal performance, how many access points should the company deploy to meet the expected demand while considering the maximum throughput and client capacity of each AP?

Accepted Answer

6

Question 28

In a Software-Defined Networking (SDN) environment, a network administrator is tasked with optimizing the flow of data packets across multiple switches to enhance overall network performance. The administrator decides to implement a centralized control plane that allows for dynamic flow management. Which of the following best describes the primary advantage of utilizing a centralized control plane in an SDN architecture?

Accepted Answer

It enables real-time visibility and control over the entire network, allowing for efficient resource allocation and traffic management.

Question 29

In a corporate environment, a network engineer is tasked with upgrading the existing Wi-Fi infrastructure to support Wi-Fi 7 (802.11be) to enhance performance and capacity. The engineer needs to consider the implications of Multi-Link Operation (MLO) and how it can be utilized to improve throughput. If the current network operates at a maximum throughput of 1.2 Gbps using Wi-Fi 6 (802.11ax), what is the theoretical maximum throughput that can be achieved with Wi-Fi 7 when utilizing MLO, assuming that the network can effectively manage two separate links simultaneously?

Accepted Answer

2.4 Gbps

Question 30

In a corporate environment, a network engineer is tasked with implementing Quality of Service (QoS) to prioritize voice over IP (VoIP) traffic over standard data traffic. The engineer decides to use Differentiated Services Code Point (DSCP) values to classify the traffic. If the VoIP packets are marked with a DSCP value of 46, what is the expected behavior of the network devices when handling this traffic, and how does it compare to the handling of best-effort traffic, which is marked with a DSCP value of 0?

Accepted Answer

The network devices will give VoIP packets a higher priority, ensuring lower latency and jitter compared to best-effort traffic.

CISCO 300-430 Implementing Cisco Enterprise Wireless Networks (ENWLSI) Free Practice Test — 30 Questions

A lot more is already mapped out

About the CISCO 300-430 Implementing Cisco Enterprise Wireless Networks (ENWLSI) Certification