Free CWNP CWDP-305 Practice Exam with Questions & Answers | Set: 5

A switch has a limited power budget that dictates how many PoE devices it can support at once. Even if the cable is functional and supports data (as seen with the laptop test), the switch may have exhausted its PoE budget, making it unable to provide power to additional devices. The CWDP-305 Study Guide highlights the importance of understanding power budgets when designing and deploying infrastructure, especially with newer AP models that draw more power under 802.3at or 802.3bt.

Comprehensive and Detailed Explanation:

In 802.11n, theHigh Throughput Long Training Field (HT-LTF)is utilized by the receiver to estimate the MIMO channel characteristics necessary for demodulating spatially multiplexed signals. The number of HT-LTF symbols corresponds to the number of spatial streams being transmitted. These fields are present in bothMixed ModeandGreenfield Modepreambles.

HT-LTF in Mixed Mode:The preamble includes legacy fields (L-STF, L-LTF, L-SIG) for backward compatibility, followed by HT-specific fields including HT-LTFs for MIMO channel estimation.

HT-LTF in Greenfield Mode:The preamble omits legacy fields and consists solely of HT-specific fields, including HT-LTFs, as there is no need for backward compatibility.

The Bill of Materials (BoM) is a comprehensive list that details all the components, devices, and parts required for the deployment of a WLAN infrastructure.It serves as a critical document for procurement and ensures that all necessary items are accounted for before the deployment begins.

The CWDP-305 Official Study and Reference Guide emphasizes the importance of the BoM in the design and deployment process:

"Create, distribute, and communicate design documentation - Bill of Materials (BoM)"NWExam

For accurate deployment of access points in a multi-floor indoor environment, providing a camera and marking tools is essential. A camera allows the installation team to reference visual cues from the design, ensuring APs are placed in the correct locations. Marking tools help in identifying precise mounting points on ceilings or walls, facilitating adherence to the design plan. These tools, combined with the design documentation, enable the installation team to execute the deployment accurately, maintaining the integrity of the WLAN design.

Comprehensive and Detailed Explanation:

In the final meeting after successfully implementing a WLAN infrastructure, it is essential to have the acquirer and key stakeholders from the customer side present. The acquirer is typically the individual or group responsible for procuring the WLAN solution, while stakeholders include those who have an interest in the project's success, such as IT managers, network administrators, and department heads. Their presence ensures that the implementation aligns with the organization's requirements and expectations, and it provides an opportunity to address any concerns or questions before project closure.

To calculate the required transmit power (Tx Power) for a desired Effective Isotropic Radiated Power (EIRP), the following formula is used:

EIRP (dBm) = Tx Power (dBm) + Antenna Gain (dBi) - Cable Loss (dB)

Given:

Desired EIRP: 21 dBm

Antenna Gain: 5.85 dBd (which is approximately 8 dBi, since 0 dBd = 2.15 dBi)

Cable Loss: (25 feet / 100 feet) * 4 dB = 1 dB

Plugging into the formula:

21 dBm = Tx Power + 8 dBi - 1 dB

Tx Power = 21 dBm - 8 dBi + 1 dB = 14 dBm

Converting 14 dBm to milliwatts:

10^(14/10) ≈ 25.12 mW

However, since 14 dBm is approximately 25 mW, the closest answer is:

Answer:D

In the context of evaluating published competitive tests by equipment vendors, it's crucial to recognize the common omissions that can impact the validity and applicability of the test results.

According to the CWDP-305 Official Study and Reference Guide, these tests often lack:

Client devices and configurations: The specific client devices used in testing, along with their configurations, are frequently not disclosed. This omission makes it challenging to assess the compatibility and performance implications for different client types.

Detailed test methodology: A comprehensive description of the test procedures, including the environment, tools used, and step-by-step processes, is often missing. Without this information, replicating the tests or understanding the context of the results becomes difficult.

Detailed configurations of each vendor’s equipment: The exact settings and configurations applied to the equipment under test are typically not provided. This lack of transparency hinders the ability to determine whether the equipment was optimized or configured in a standard manner during testing.

These omissions can lead to biased or non-reproducible results, making it essential for network professionals to critically assess such vendor-published tests.

The Bill of Materials (BoM) is a comprehensive list detailing all hardware components, devices, and materials required for the deployment of a WLAN infrastructure. It serves as a reference for procurement and ensures that all necessary items are accounted for before the deployment begins. Unlike the Statement of Work, which outlines the scope and objectives, or the design report, which provides technical specifications, the BoM focuses specifically on the tangible components needed for implementation.

In the 2.4 GHz band, 40 MHz channels are formed by bonding two adjacent 20 MHz channels. The primary channel is the one the client uses to initiate communication, and the secondary channel is either above (+1) or below (-1) the primary.

For channel 4 as primary with a +1 secondary offset:

Primary channel: 4 (2.427 GHz)

Secondary channel: 5 (2.432 GHz)

This configuration stays within the allowed channels 1-11.

In environments with high-security restrictions, such as meat processing facilities, it's imperative to obtain the necessary access and clearance before conducting a site survey.This ensures compliance with security protocols and prevents unauthorized access to sensitive areas.

The CWDP-305 Official Study and Reference Guide emphasizes the importance of adhering to site-specific security requirements during site surveys.