View Full CWNP CWDP-305 Exam Dumps and Practice Test Dumps

 

Question 301.

What is a primary purpose of 6 GHz Preferred Scanning Channels (PSC)?

1. Improve client discovery
2. Increase antenna gain
3. Reduce cable attenuation
4. Expand DHCP scopes

Correct Answer: 1

Explanation:

Preferred Scanning Channels provide a predictable subset of 6 GHz channels that clients can prioritize when discovering nearby networks. This can reduce unnecessary scanning and improve the efficiency of network discovery for compatible devices. A WLAN designer can consider PSC availability when developing a 6 GHz channel plan, particularly where client discovery behavior is important. PSC does not increase antenna gain, change cable characteristics, or expand IP addressing capacity. Proper planning should also account for regulatory requirements and client capabilities so that the selected channels provide practical coverage and reliable discovery.

Question 302.

Which 6 GHz operating mode generally permits higher indoor transmit power under coordination requirements?

1. Very-low-power operation
2. Standard-power operation
3. Legacy indoor operation
4. Reduced-bandwidth operation

Correct Answer: 2

Explanation:

Standard-power operation in the 6 GHz band can support higher transmit power than low-power indoor operation, but it is subject to applicable regulatory coordination requirements. In the United States, standard-power access points generally rely on an Automated Frequency Coordination system to protect incumbent services. Very-low-power operation is designed for lower-power use cases. Legacy indoor and reduced-bandwidth operation are not equivalent regulatory power categories. A CWDP designer should verify the regulatory domain, supported power mode, client compatibility, and coordination requirements before selecting a 6 GHz deployment model.

Question 303.

What does an Automated Frequency Coordination system primarily determine for eligible 6 GHz devices?

1. Client authentication methods
2. Antenna polarization settings
3. Permitted operating frequencies
4. Ethernet switch models

Correct Answer: 3

Explanation:

Automated Frequency Coordination systems help determine which frequencies and operating parameters can be used by eligible standard-power 6 GHz WLAN devices while protecting incumbent services. The coordination process considers factors such as device location and relevant incumbent operations. AFC does not determine whether a client uses a particular authentication method, select Ethernet switch hardware, or establish antenna polarization. During design, the WLAN professional should account for the regulatory domain and whether the selected AP hardware and deployment environment support the applicable AFC requirements.

Question 304.

Which 802.11ax mechanism divides a channel into smaller resource units?

1. BSS coloring
2. Target Wake Time
3. Beamforming sounding
4. OFDMA

Correct Answer: 4

Explanation:

Orthogonal Frequency Division Multiple Access, or OFDMA, divides the available channel bandwidth into smaller resource units that can be assigned to different clients. This allows an access point to schedule transmissions more efficiently, particularly when multiple devices have relatively small amounts of data to send. BSS coloring addresses spatial reuse, Target Wake Time coordinates client wake periods, and beamforming sounding supports channel-state information for beamforming. When designing a high-density WLAN, OFDMA can improve airtime efficiency, although its benefits depend on compatible clients, AP capabilities, traffic patterns, and proper RF conditions.

Question 305.

What is a key consideration when selecting the OBSS-PD threshold?

1. Increasing DHCP lease duration
2. Balancing spatial reuse and interference
3. Matching switch PoE class
4. Changing certificate validity

Correct Answer: 2

Explanation:

The Overlapping Basic Service Set Packet Detect threshold affects how aggressively an 802.11ax device may treat transmissions from overlapping networks as usable for spatial reuse. A more permissive threshold can potentially allow greater simultaneous channel utilization, but overly aggressive settings may increase interference or reduce communication reliability. Therefore, the designer must balance spatial reuse against the resulting signal and interference environment. DHCP settings, PoE classes, and certificate lifetimes are unrelated to OBSS-PD configuration. Testing should be performed in the actual RF environment before broadly applying customized spatial-reuse parameters.

Question 306.

Which TWT benefit is particularly useful for battery-powered WLAN clients?

1. Larger Ethernet frames
2. Higher antenna polarization
3. Scheduled wake periods
4. Longer coaxial cables

Correct Answer: 3

Explanation:

Target Wake Time allows compatible clients and access points to coordinate scheduled periods when a client should wake to transmit or receive traffic. Between scheduled activity periods, a battery-powered device can spend more time in a lower-power state, potentially improving battery efficiency. TWT does not increase Ethernet frame size, modify antenna polarization, or compensate for coaxial cable length. Its effectiveness depends on client and AP support, application behavior, and the actual traffic pattern. Designers should therefore evaluate TWT alongside application requirements rather than assuming every WLAN client will receive the same power-saving benefit.

Question 307.

Which MU-MIMO capability specifically allows an AP to transmit simultaneously to multiple clients?

1. Uplink scheduling
2. Client sleep coordination
3. Frequency selection
4. Downlink MU-MIMO

Correct Answer: 4

Explanation:

Downlink MU-MIMO enables a compatible access point to transmit separate spatial streams to multiple clients during the same transmission opportunity. This can improve airtime utilization when the AP has sufficient spatial-stream capability and the client population supports the feature. Uplink scheduling addresses client-to-AP transmission coordination, while client sleep coordination is associated with power-management mechanisms such as TWT. Frequency selection is a channel-planning function rather than a MU-MIMO operation. A designer should verify AP antenna capabilities, client support, channel conditions, and traffic patterns before expecting significant MU-MIMO gains.

Question 308.

What does receive diversity primarily use to improve WLAN reception?

1. Multiple receive paths
2. Extended DHCP timers
3. Additional VLAN tags
4. Higher DNS priority

Correct Answer: 1

Explanation:

Receive diversity uses multiple antennas or receive paths to improve the probability that a receiver obtains a usable signal under changing multipath conditions. Because signals can experience fading at one antenna position while remaining stronger at another, combining or selecting among receive paths can improve reception reliability. Receive diversity does not depend on DHCP timers, VLAN tagging, or DNS priority. During WLAN design, the professional should consider the AP radio architecture and antenna configuration to understand how diversity is implemented and whether the selected hardware provides the expected receive-path benefits.

Question 309.

What can a DFS Channel Availability Check require before an AP begins transmission?

1. Client certificate enrollment
2. Controller database synchronization
3. Radar monitoring period
4. DNS cache refresh

Correct Answer: 3

Explanation:

Dynamic Frequency Selection requirements can require an access point to perform a Channel Availability Check before using certain DFS channels. During this process, the AP listens for radar signals before beginning normal WLAN transmissions on the selected frequency. If prohibited radar activity is detected, the AP must follow the applicable regulatory behavior rather than simply continuing operation. Certificate enrollment, controller database synchronization, and DNS cache refreshes are unrelated to the DFS channel availability procedure. Designers using DFS channels should account for startup delays, channel changes, regulatory requirements, and client behavior.

Question 310.

What happens when radar detection occurs on an AP using a DFS channel?

1. The AP increases beacon power
2. The AP disables authentication
3. The AP changes its IP subnet
4. The AP vacates the channel

Correct Answer: 4

Explanation:

When an access point detects radar activity on a DFS channel, applicable regulations require the AP to vacate that channel rather than continue normal WLAN operation there. The resulting channel change can temporarily affect connected clients and may trigger additional scanning or reassociation behavior. The AP does not respond to radar by increasing beacon power, disabling authentication, or changing its IP subnet. A WLAN designer should consider this behavior when deploying DFS-dependent coverage, especially in environments where predictable connectivity and roaming continuity are important.

Question 311.

What can a regulatory-domain mismatch cause during WLAN deployment?

1. Invalid channel operation
2. Faster client roaming
3. Increased battery capacity
4. Improved cable shielding

Correct Answer: 1

Explanation:

A regulatory-domain mismatch can cause an AP to operate with an incorrect set of channels, power limits, or other radio parameters for the deployment location. This can create configuration problems and, depending on the jurisdiction and equipment, may prevent certain channels or transmit-power settings from being available. Faster roaming, battery capacity, and cable shielding are unrelated to the regulatory domain. Before deployment, a WLAN designer should verify the AP country or regulatory configuration, supported hardware region, controller settings, and applicable local requirements to avoid inconsistent RF behavior.

Question 312.

Why is Protected Management Frames support important for modern WLAN security?

1. It enlarges IP subnets
2. It protects selected management frames
3. It raises antenna height
4. It increases switch throughput

Correct Answer: 2

Explanation:

Protected Management Frames, commonly associated with IEEE 802.11w, provide protection for certain management frames that can otherwise be susceptible to spoofing or manipulation. This protection can help reduce attacks involving forged deauthentication or disassociation frames. PMF does not increase IP subnet size, antenna height, or Ethernet switch throughput. A WLAN security design should determine the appropriate PMF policy based on authentication mode, client compatibility, and organizational requirements. Modern WPA3 deployments commonly place greater emphasis on management-frame protection, making compatibility testing important during migration planning.

Question 313.

Which RADIUS design feature helps maintain authentication when one server becomes unavailable?

1. Static channel assignment
2. Antenna downtilt
3. Beacon interval tuning
4. Multiple authentication servers

Correct Answer: 4

Explanation:

Using multiple RADIUS authentication servers provides redundancy for enterprise WLAN authentication. If the primary authentication server becomes unavailable, the WLAN infrastructure can attempt authentication through another configured server, depending on the vendor’s failover behavior and timeout settings. Static channel assignment, antenna downtilt, and beacon interval tuning address RF or radio configuration rather than authentication-server availability. During design, the engineer should also consider server reachability, shared secrets, certificate requirements where applicable, timeout values, retry behavior, and monitoring so that authentication redundancy functions as intended.

Question 314.

What should be verified when deploying certificate-based 802.1X authentication?

1. Certificate chain trust
2. Antenna mounting angle
3. Cable jacket color
4. Channel numbering style

Correct Answer: 1

Explanation:

Certificate-based 802.1X authentication depends on proper certificate trust relationships. The client and authentication infrastructure must be able to validate the relevant certificate chain according to the selected EAP method and organizational security policy. Designers should verify trusted certificate authorities, certificate validity periods, subject or identity requirements, and renewal procedures. Antenna mounting angle, cable jacket color, and channel numbering do not establish certificate trust. Testing should include both successful authentication and failure scenarios, such as expired certificates or an untrusted issuing authority, before large-scale WLAN deployment.

Question 315.

What is a common design concern with many SSIDs on the same RF environment?

1. Reduced cable bend radius
2. Increased management overhead
3. Lower certificate validity
4. Smaller antenna apertures

Correct Answer: 2

Explanation:

Deploying numerous SSIDs can increase management and configuration complexity and may also create additional management-frame overhead. Each SSID can introduce additional beacon and related management traffic, which consumes airtime that could otherwise support client data. Therefore, SSID design should be driven by genuine segmentation, authentication, or service requirements rather than creating separate SSIDs for every possible user group. Cable bend radius, certificate validity, and antenna aperture are separate engineering considerations. A well-designed WLAN generally seeks to keep the SSID structure purposeful and operationally manageable.

Question 316.

Why should a WLAN designer consider MTU when traffic crosses a tunnel?

1. Tunnels remove all headers
2. Tunnels eliminate fragmentation
3. Encapsulation adds overhead
4. Tunnels increase RF gain

Correct Answer: 3

Explanation:

Tunneled WLAN architectures add encapsulation headers to packets traveling between network components. This additional overhead reduces the payload space available within a fixed maximum transmission unit. If the resulting packet exceeds the supported MTU, fragmentation or packet-handling problems can occur, depending on the protocol and network configuration. Therefore, a designer should verify tunnel overhead, path MTU, and the behavior of intermediate devices. Tunneling does not eliminate headers, prevent fragmentation automatically, or increase RF gain. Proper MTU planning can help avoid difficult-to-diagnose application and connectivity issues.

Question 317.

What is a useful reason to preserve DSCP markings across a WLAN infrastructure?

1. Maintain traffic-class information
2. Increase antenna diversity
3. Reduce certificate size
4. Extend cable distance

Correct Answer: 1

Explanation:

Differentiated Services Code Point markings identify traffic classes so that network devices can apply appropriate quality-of-service treatment. Preserving those markings across the WLAN infrastructure can help maintain the intended prioritization for latency-sensitive applications such as voice or interactive traffic. DSCP preservation does not affect antenna diversity, certificate size, or cable distance. During WLAN design, the engineer should verify how DSCP values map to wireless QoS categories and wired queues. Incorrect mapping or remarking can undermine the QoS policy even when the original application markings are configured correctly.

Question 318.

Which WMM category is intended for highly delay-sensitive traffic such as voice?

1. Background
2. Best effort
3. Video
4. Voice

Correct Answer: 4

Explanation:

Wi-Fi Multimedia defines traffic categories that provide different contention priorities. The Voice category is intended for highly delay-sensitive traffic such as interactive voice communications. Video receives a different priority level, while Best Effort and Background are designed for less time-sensitive traffic. Proper classification and marking are necessary for WMM to provide the intended treatment. However, prioritization alone cannot compensate for poor RF conditions, excessive channel utilization, packet loss, or insufficient capacity. A voice WLAN design should therefore combine WMM configuration with coverage, capacity, roaming, and latency requirements.

Question 319.

What does IGMP snooping help control on a switched WLAN network?

1. Certificate renewal traffic
2. Multicast forwarding
3. Antenna polarization
4. DFS radar timing

Correct Answer: 3

Explanation:

IGMP snooping allows a switch to examine Internet Group Management Protocol messages and determine which ports have interested multicast receivers. The switch can then limit multicast forwarding to appropriate ports instead of flooding multicast traffic throughout the entire Layer 2 segment. This can be useful in WLAN environments carrying multicast-dependent applications. IGMP snooping does not manage certificate renewal, antenna polarization, or DFS radar timing. Designers should also verify how multicast is handled across wireless infrastructure, VLANs, gateways, and access points because behavior can vary significantly between platforms.

Question 320.

What should a staged WLAN rollout normally include before expanding deployment?

1. Permanent channel locking
2. Pilot validation
3. Universal maximum power
4. Removal of monitoring

Correct Answer: 2

Explanation:

A pilot deployment allows the WLAN design to be validated with a limited number of access points, clients, applications, and users before broader rollout. Testing can reveal coverage gaps, roaming problems, authentication issues, capacity limitations, interoperability concerns, or unexpected application behavior. Findings from the pilot can then be addressed before the configuration is expanded. Permanently locking channels, using maximum transmit power everywhere, or removing monitoring would reduce the ability to identify and correct problems. A controlled pilot should have defined test objectives, measurable acceptance criteria, documentation, and a clear change process.