CWNA-106試験無料問題集（140題）「CWNP Certified Wireless Network Administrator 認定」

出題：1

When a client moves to a new BSS within an ESS, whatstep is a part of the 802.11 reassociation process?

A. The current access point informs the IP gateway of the reassociation.

B. The new access point transmits a Reassociation Response to the client station with a status value.

C. The current access point triggers theclient's reassociation service.

D. The client station transmits a Reassociation Request frame to its currentaccess point.

正解：B 解答を投票する

出題：2

For what likely reasons might an organization choose to purchase an AP designed for outdoor deployment to use as an indoor WLAN AP at an industrial facility? (Choose 2)

A. Physical security and theft prevention

B. Protection from environmental conditions

C. 802.11 securitycompliance

D. Reduce transient RF interference

E. Aesthetic requirements

正解：A,B 解答を投票する

出題：3

In a long-distance RF link, whatstatement about Fade Margin is true?

A. The Fade Margin is a measurement of signal loss through free space, and is a function of frequency and distance.

B. The Fade Margin of a long-distance radio link should be equivalent to the receiver's antenna gain.

C. A Fade Margin is unnecessary on a long-distance RF link if more than 80% of the first
Fresnelzone is clear of obstructions.

D. Fade Margin is an additional pad of signal strength designed into theRF system to compensate for unpredictable signal fading.

正解：D 解答を投票する

出題：4

ABC Company has thousands of Wi-Fi users accessing their network ona daily basis. Their
WLAN consists of 700 access points, 6 WLAN controllers, and a wireless network management system.
What network functions are performed by the enterprise-class WNMS? (Choose 3)

A. Management of WLAN controller configuration and provisioning of firmware updates

B. Generating, encrypting, and decrypting 802.11 frames and collecting RF radio data.

C. Centralized bridging of guest data traffic and application of firewall and QoS policies to data

D. RF pre-deployment planning and post-deployment reporting of access point locations on a floor plan

E. Performance and security monitoring of WLAN controllers with alarms and notifications for administrative staff

F. Radio management, fast roaming, key caching, and othercentralized control plane operations

正解：A,D,E 解答を投票する

出題：5

When compared with legacyPower Save mode, how does VHT TXOP power save improve battery life for devices on a WLAN?

A. VHT TXOP power save uses the partial AID in the preamble to allow clients to identify frames targeted for them.

B. Legacy Power Save mode was removed in the 802.11ac amendment.

C. VHT TXOP power save allows the WLAN transceiver to disable more components when in a low powerstate.

D. VHT TXOP power save allows stations to enter sleep mode and legacy Power Save does not.

正解：A 解答を投票する

出題：6

In WLAN security, which authentication method always create Layer 2 dynamic encryption keys?

A. WEP

B. Shared Key

C. EAP-TLS

D. HTTPS Captive Portal

正解：C 解答を投票する

出題：7

As an RF wave propagates through space, the wave front experiences natural expansion that reduces its signal strength in an area.What term describes the rate at which this expansion happens?

A. Fresnel zone thinning

B. MU-MIMO

C. Inverse square law

D. Ohm's law

正解：C 解答を投票する

出題：8

When designing a WLAN infrastructure implementation for high client density at a public venue such as a conference or stadium, what are common best practices? (Choose 2)

A. Disable 802.11ac MCS rates to prevent high overhead protection mechanisms

B. Use directional antennas to isolate the RF propagation

C. Configure APs to transmit at or near their maximum power setting

D. Implement a band steering feature for dual-band clients

E. Use high-gain omnidirectional antennas to improve SNR

F. UseWPA2-Personal security for ease of deployment

正解：B,D 解答を投票する

出題：9

To ease user complexity, your company has implemented a single SSID for all employees.
However, the network administrator needs a way to control the network resources that can be accessed by each employee based on their department.
What WLAN feature would allow the network administrator to accomplish this task?

A. WIPS

B. SNMP

C. WPA2

D. VRRP

E. RBAC

F. IPSec

正解：E 解答を投票する

出題：10

What HT technology requires MIMO support on both the transmitter and receiver?

A. Maximal ratio combining

B. Shot guard intervals

C. Spatial multiplexing

D. Orthogonal Frequency Division Multiplexing

正解：C 解答を投票する

CWNA-106試験無料問題集「CWNP Certified Wireless Network Administrator 認定」