Pass CWDP Wi-Fi Design CWDP-304 exam [Jun 06, 2024] Updated 233 Questions [Q45-Q69]

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Pass CWDP Wi-Fi Design CWDP-304 exam [Jun 06, 2024] Updated 233 Questions

CWNP CWDP-304 Actual Questions and 100% Cover Real Exam Questions

NEW QUESTION # 45
Excessive uplink RTP frame retransmissions can result in ____________.
Response:

  • A. Head-of-Line blocking at the receiver
  • B. Deauthentication of the transmitter by the receiver
  • C. Lowering of the data transmission rate by the transmitting station
  • D. MOS scores in excess of 5

Answer: C


NEW QUESTION # 46
Before performing a pre-deployment passive RF survey of a new deployment using survey mapping software, which of the following must be performed?

  • A. Determining AP transmit power
  • B. Scaling the map
  • C. Selecting antennas
  • D. Checking client DTPC settings

Answer: B


NEW QUESTION # 47
Which document provided to your customer should include all devices and parts that are going to be used during the deployment of their WLAN infrastructure?

  • A. BoM
  • B. Design report
  • C. SoW
  • D. Project plan

Answer: A


NEW QUESTION # 48
Given: The 802.11ac APs you have selected for your public access deployment support many of the PHY and MAC enhancements offered by the
802.11n and
802.11ac amendments. The AP is configured for a single-band (2.4 GHz) and only allows 20 MHz channels.
The WLAN radio in the AP is a 3x3
802.11n chip that supports two spatial streams.
What is the maximum MCS rate that could be supported by this AP?

  • A. 108 Mbps
  • B. 54 Mbps
  • C. 65 Mbps
  • D. 144 Mbps

Answer: D


NEW QUESTION # 49
Which DHCP option, when required, should be configured and enabled to help APs locate their wireless LAN controller?

  • A. 0
  • B. 1
  • C. 2
  • D. 3

Answer: A


NEW QUESTION # 50
What basic RF math formula should be used as a baseline to convert an RF value in units of dBm into a value of mW?*Note: "dBm" in the formulas represents the known dBm value Response:

  • A. 0 dBm = 2 mW
  • B. 0 dBm = 4 mW
  • C. 0 dBm = 1 mW
  • D. 0 dBm = 3 mW

Answer: C


NEW QUESTION # 51
What document is typically created to launch a project?

  • A. Budget
  • B. Bill of Materials
  • C. Project Charter
  • D. Work Breakdown Structure

Answer: C


NEW QUESTION # 52
In what circumstance would you not enable DFS channels on a WLAN infrastructure?

  • A. In any home office
  • B. In any office complex
  • C. In any stadium
  • D. In an airport

Answer: D


NEW QUESTION # 53
What action should be taken after implementing a WLAN based on the design developed from the site survey process?

  • A. Design the infrastructure services
  • B. Requirements analysis
  • C. Post-installation survey
  • D. Gathering facility documentation

Answer: C


NEW QUESTION # 54
What commonly causes a client-to-AP link imbalance?

  • A. The client's antenna gain is lower than the AP's antenna gain
  • B. The client's transmit power is significantly lower than the AP's transmit power
  • C. The AP's transmit power is significantly lower than the client's transmit power
  • D. The AP's antenna gain is lower than the client's antenna gain

Answer: B


NEW QUESTION # 55
When implementing WLAN security according to common best practices, what feature should be enabled when configuring an EAP type?
Response:

  • A. The "Do not prompt user to authorize new servers or trusted certification authorities" option
  • B. The "Use WEP if RADIUS server unavailable" option
  • C. The "Validate server certificate" option
  • D. The "Trusted Root Certification Authorities" list

Answer: C


NEW QUESTION # 56
In 802.11, clients are required to be calibrated for RSSI and SNR reporting to:

  • A. No specific value
  • B. Within +/0.25 dB
  • C. Within +/0.5 dB
  • D. Within +/1 dB
  • E. Within +/5 dB
  • F. Within +/3 dB

Answer: A


NEW QUESTION # 57
When performing an active site survey in an existing WLAN infrastructure, in addition to gathering throughput data, what other important function will you typically be testing at the same time?

  • A. Internet bandwidth
  • B. Roaming
  • C. Application filtering
  • D. ACL configuration

Answer: B


NEW QUESTION # 58
Given: As the wireless network administrator for XYZ Company, you are planning to upgrade your aging wireless network infrastructure, as well as some clients, to support 802.11ac.
In your research, you have discovered that your new wireless client devices and infrastructure are 802.11ac, WMM, and WMM-PS certified by the Wi-Fi Alliance. Some of your existing client devices are 802.11a/b/g devices that do not support WMM.
Given this information, what scenario is possible when your company's employees begin using both types of client devices on the new WLAN?
Response:

  • A. All WMM-PS certified client devices will be prevented from utilizing WMM-PS features until all stations in use on the wireless medium are WMM-PS certified.
  • B. WMM-PS enabled APs will allow both WMM-PS and non-WMM-PS stations to use the triggerand- delivery mechanism, but WMM-PS stations will g
  • C. The WLAN infrastructure will set the dozing times of the WMM-PS certified client devices based upon their WMM access category, while the non-WMM-PS client devices will continue to use PSPoll frames.
  • D. Performance and battery life will be inconsistent between WMM-PS and non-WMM-PS client devices when used with applications that support WMM-PS.

Answer: D


NEW QUESTION # 59
When performing an indoor predictive site survey to make the WLAN planning and design cycle more efficient, what is a best practice for configuration of the simulated APs in the predictive modeling software?
Response:

  • A. Always use the default 2.2 dBi omnidirectional antenna patterns for simulated APs.
  • B. Defining custom AP and antenna patterns will yield more accurate prediction data than the pre-configured vendor AP/antenna combinations.
  • C. All simulated APs should be set to 20 MHz channels only.
  • D. If dynamic RRM will be used, AP transmit power should be set to an estimated average level of the expected client devices, such as 25 mW.

Answer: D


NEW QUESTION # 60
Four buildings are located in a square orientation to each other. Fisch Stix Food Company is requesting a PtMP link between the buildings. On the building with the root bridge link, what type of antenna is the best choice?
Response:

  • A. Vertically polarized omni
  • B. 100° sector
  • C. 60° yagi
  • D. Parabolic dish
  • E. Horizontally polarized omni

Answer: B


NEW QUESTION # 61
Which of the following items could be considered constraints when performing a network design?(Choose all that apply.) Response:

  • A. Timeline
  • B. Politics
  • C. Budget
  • D. Personnel

Answer: A,B,C,D


NEW QUESTION # 62
A business traveler from North America is in Europe. The hotel only provides coverage in 2.4 GHz. The traveler connects to the hotel's SSID and notices an AP in the hotel room.
However, the laptop reports a very low RSSI when connected. The traveler does not have the same problem when connecting in the lobby.
What would be the most likely cause of the low RSSI in the hotel room?
Response:

  • A. The switchport that the AP is connected to is only capable of transmitting at 10 Mbps.
  • B. The AP in the room is using Bluetooth instead of Wi-Fi.
  • C. The AP in the room is transmitting on channel 13 and the traveler associated to a non-channel 13 AP located elsewhere.
  • D. The AP in the room is using ZigBee instead of Wi-Fi.

Answer: C


NEW QUESTION # 63
You are working on a VoWLAN design with your customer's wired networking team. How many distinct priority levels do you expect for the voice applications?

  • A. 1 priority level for voice RTP, 1 priority level for voice control and RTCP
  • B. 1 priority level, but 2 queues (one for uplink traffic, one for downlink traffic)
  • C. 1 priority level per client and AP pair, so the total number depends on the expected number of clients
  • D. 1 priority level for VoWLAN client traffic, 1 priority level for wired VoIP client traffic

Answer: A


NEW QUESTION # 64
After designing and deploying a WLAN infrastructure, you realized the CCI is causing poor performance in the 2.4 GHz band. Primarily, you've designed the WLAN for 5 GHz and 2.4 GHz as a best effort. You found out that the implementers didn't follow your guidelines when configuring the WLAN infrastructure. What can you do to minimize as much as possible the CCI impact in the 2.4 GHz band?

  • A. Turn-off 2.4 GHz radios on some APs
  • B. Increase the transmit power on all APs
  • C. Add more APs to the infrastructure
  • D. Use all channels available in the 2.4 GHz band

Answer: A


NEW QUESTION # 65
ABC Company has a WLAN controller with 10 controller-based APs; the Voice SSID is configured for centralized data forwarding. Each AP is connected to an access port on a layer-2 Ethernet switch. Each layer-2 switch is uplinked to a single layer-3 core Ethernet switch. The WLAN controller is connected directly to the layer-3 core Ethernet switch. Layer-3 tunnels are created between all controller-based APs and the WLAN controller. A voice server is connected to the layer-3 Ethernet switch.
When a voice-enabled QoS STA sends an IP data packet to a voice server in this scenario, the DSCP value carried in the STA's IP data packet gets mapped to what and by which device?

  • A. The DSCP value is mapped to the DSCP value in the encapsulating IP header by the layer-3 switch.
  • B. The DSCP value is mapped to an IEEE 802.1Q VLAN tag by the access point.
  • C. The DSCP value is mapped to an IEEE 802.1Q priority tag value by the WLAN controller.
  • D. The DSCP value is mapped to an IEEE 802.1p (802.1D-2004) UP value by the access point.

Answer: C


NEW QUESTION # 66
Switches and APs have already been chosen by your customer. All switches support 802.3bz MultiGig interfaces and APs are 4x4:4 802.11ac wave 2 capable of using dual-5GHz and have one MultiGig interface. Some cable drops for the APs will run for more than 180.5 feet (or 55 meters). To support MultiGig, what is the best choice of cabling?

  • A. Cat-5
  • B. Cat-6
  • C. Cat-5e
  • D. Cat-6a

Answer: D


NEW QUESTION # 67
What functions do the control plane of centralized and distributed WLAN architectures help solve?(Choose all that apply.) Response:

  • A. Channel reuse plans
  • B. Mobility management
  • C. Transmit power
  • D. Load balancing

Answer: A,B,C


NEW QUESTION # 68
What is a radome?

  • A. A piece of metal positioned behind APs mounted on outdoor poles, designed to limit the butterfly effect.
  • B. A type of semi-circular ceiling found in atriums and that is a heavy cause of RF reflection.
  • C. The unit used to measure the signal reflected backward by the end of a cable.
  • D. A weatherproof piece of plastic covering an antenna or antenna system.

Answer: D


NEW QUESTION # 69
......


CWNP CWDP-304 Exam Topics:

SectionObjectives

Define Specifications for the WLAN - 25%

Collect business requirements and constraints- Business use cases and justification
- User requirements
- Regulatory compliance
- Industry compliance
- Budget
- Aesthetics
- Architectural constraints
- Mounting restrictions
- Access restrictions
- Time constraints
- Building codes and safety codes
Collect and define technical requirements- Vendor selection
- Location services such as RTLS
- Latency requirements
- Signal strength requirements
- Capacity requirements
- Security requirements
  • BYOD and guest access
  • Roaming
  • Monitoring
  • Authentication and encryption

- Applications and their specific requirements
- WLAN upgrade requirements, when applicable
- Bridge link requirements, when applicable
- Voice over WLAN (VoWLAN), when applicable
- Client devices including most important and least capable device
- Requirement areas

Collect project documentation- Validated floor plans
- Network infrastructure
  • Network diagrams
  • AP locations
  • Existing network services including DNS, DHCP, NTP, and authentication servers
  • Switch capabilities and capacity

- Cabling infrastructure

  • Cabling maps and plans
  • Wiring closet locations

- Power availability and PoE capabilities
- Existing wireless systems
- Previous design/survey documentation

Define requirement areas including essential metrics for each requirement- Client device types and capabilities
- Applications and their requirements
- User and device density
- SSIDs
- Security settings
- Understand common vertical markets
Gather information on environmental factors- Building materials
- Attenuation values
- Ceiling heights
- Site annotations (photos, notes, plans)
- Wireless environment scan
  • Packet captures
  • Spectrum captures
  • Wi-Fi scanners

Design the WLAN - 40%

Define WLAN architectures and select the appropriate architecture for a design- Controller-based (physical and virtual) architectures
- Distributed (cloud-based and local WNMS)
- Standalone/Autonomous APs
- Dynamic vs. static channel assignment
- Dynamic radio management
- Software defined radios
- RF profiles
- Select and/or recommend the appropriate equipment for the design and selected architecture (APs, antennas, controllers, managed services)
Produce a design to meet requirements- Select and use the appropriate design tools
  • Design and survey software and hardware
  • Spectrum analysis software and hardware
  • Access points and antennas
  • Portable power source
  • Tripods
  • Measuring tools
  • Cameras
  • Personal Protective Equipment (PPE)

- Select and use the appropriate design methodologies

  • WLAN predictive design (new builds/site or area not accessible)
  • Validated RF modeling
  • AP-on-a-Stick (APoS) measurements
  • Bridge and mesh planning

- Understand and use the common features of wireless design software

  • Import and scale floor plans
  • Model attenuation of the site (including calibration)
  • Select and place APs and antennas
  • Adjust AP and antenna settings
  • Define requirement areas and parameters
  • Define channel and power settings

- Select and use common vendor features and make configuration recommendations

  • Band steering
  • Automatic/static channel selection
  • Load balancing
  • RF/AP templates

- Design for different client and application types

  • VoIP handsets
  • Laptops
  • Handheld scanners
  • Smartphones and tablets
  • IoT and smart devices
  • Location tracking systems
  • Voice and video systems

- Ensure end-to-end QoS is properly implemented

  • WMM
  • Wired and wireless QoS mappings
  • QoS markings, classifications, and queues

- Define and recommend security solutions

  • Monitoring (detection and prevention)
  • Authentication servers
  • EAP methods
  • Authentication types
  • Encryption types

- Design for secure roaming

  • Secure BSS transition (roaming)
  • Vendor roaming solutions
  • Client support issues
Create, distributed, and communicate design documentation- Bill of Materials (BoM)
- Design reports
- Physical installation guide

Deploy the WLAN - 10%

Ensure proper understanding and implementation of the design- Implementation meeting
  • Explain design decisions to implementers
  • Ensure understanding of design deployment

- Distribute required documentation

Recommend or perform essential deployment tasks- Understand and perform installation procedures for different WLAN architectures (cloud-based, controller-based, WNMS, autonomous)
- Infrastructure configuration supporting the WLAN (DHCP, DNS, NTP, switches, and routers)
- Channel assignment, automatic radio management, and transmit power configuration
- Installation procedures for cloud-based APs, controller-based APs, WNMS APs, and autonomous APs
Perform an installation audit for quality assurance- Verify proper AP and antenna location and orientation
- Verify aesthetic requirements are met
- Verify physical security of the installation

Validate and Optimize the WLAN - 25%



CWNP CWDP-304 Exam Certification Details:

Passing Score70%
Duration90 minutes
Recommended TrainingCWDP self-paced training kit, Live Wi-Fi Design Training Class
Exam NameWireless Design Professional
Exam RegistrationPEARSON VUE
Exam Price$275 USD

 

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