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H12-322 Exam Dumps - Huawei Certified ICT Professional - Wireless Local Area Network- Planning and Optimizing Enterprise WLAN

Question # 4

The following is a statement about the WLAN room sub-channel planning. What is wrong?

A.

Confirm the local available channel with the customer before planning

B.

The same channel is the same as the channel sent by the antenna connected to the AP.

C.

Huawei's room AP6310 supports channel planning for 2.4G and 5G bands simultaneously.

D.

Adjacent edge antennas do not use the same channel

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Question # 5

Regarding the operation flow of the WLAN Planner network tool, what is the following description correct?

A.

Import Drawing -> New Project -> Set Environment -> Deploy AP -> Signal Simulation

B.

New Project -> Import Drawing -> Set Environment -> Deploy AP -> Signal Simulation

C.

Import Drawing -> New Project -> Deploy AP -> Set Environment -> Signal Simulation

D.

New Project -> Import Drawing -> Deploy AP -> Set Environment -> Signal Simulation

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Question # 6

A wireless AP and wireless terminal support MIMO 2*2. When the AP works in HT20 mode, which of the following data is closest to the wireless terminal?

Throughput (the terminal is in the key coverage area)?

A.

30Mbps

B.

90Mbps

C.

150Mbps

D.

300Mbps

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Question # 7

Which of the following certifications can achieve fast roaming?

A.

Share-key

B.

WPA+PSK

C.

WPA2+802.1x

D.

WPA2+PSK

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Question # 8

User requirements definition is the stage of Huawei's enterprise service life cycle completed?

A.

Design

B.

Planning

C.

Implementation

D.

Operation

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Question # 9

Which of the following options are typical WLAN indoor-mounted coverage scenarios?

A.

University classroom wireless coverage

B.

Office building wireless coverage

C.

University dormitory wireless coverage

D.

Hotel WOC wireless coverage

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Question # 10

Which of the following WLAN tools can get the signal strength of an AP?

A.

WirelessMon

B.

inSSIDer

C.

Omnipeek

D.

Huawei WLAN Tester

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Question # 11

The following is true about the indoor placement type AP?

A.

Indoor-mounted APs are suitable for scenes with high wireless user density

B.

Compared with indoor distributed AP, the indoor radio type AP has a large transmitting power.

C.

Compared with indoor distributed AP, the indoor radio type AP has low transmission power

D.

Indoor-mounted APs are suitable for scenarios with low wireless user density

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Question # 12

The throughput test of the wireless terminal in the WLAN wireless city scenario, the following description is correct under the same conditions?

A.

TCP flow is larger than UDP flow

B.

TCP flow is equal to UDP flow

C.

TCP flow is smaller than UDP flow

D.

Other options are wrong.

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Question # 13

In the wireless high-density access scenario, what are the main technical points used?

A.

Using room divider antenna

B.

Automatic packet-by-packet power control

C.

Low speed users limit access

D.

5G frequency band priority access

E.

Maximize AP transmit power

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Question # 14

In general, which of the following obstacles has the greatest attenuation for the 2.4 GHz signal when the material is of the same thickness?

A.

Metal

B.

Asbestos

C.

Wooden door

D.

Colored glass

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Question # 15

Which of the following factors affect the simu-lation rate value in the WLAN Tester 2.0 tool?

A.

Field strength, signal to noise ratio, signal to noise ratio

B.

Field strength, signal to noise ratio, bandwidth

C.

Signal to noise ratio, bandwidth, field strength

D.

Signal to interference and noise ratio, channel, bandwidth

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Question # 16

What are the two most important inputs in the WLAN pre-sales survey?

A.

AP

B.

Architectural drawings

C.

Planning tools

D.

Demand confirmation checklist

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Question # 17

In the indoor BYOD scene, which of the following is the edge RSSI value of the key area?

A.

-45dBm

B.

-55dBm

C.

-65dBm

D.

-75dBm

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Question # 18

WLAN engineers need to test the actual attenuation values ​​of different channels in an obstacle in the room. Which of the following steps is correct?

1. Configure the 2.4G and 5G signals of the fat AP, place and turn on the signal source.

2. Select the obstacle to be tested

3. Using the signal scanning tool, test the field strength of the signal on both sides of the obstacle.

4. The subtraction of the two can calculate the attenuation value of the obstacle.

A.

1234

B.

2143

C.

1324

D.

2134

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Question # 19

Which of the following APs supports MIMO 3*3 technology?

A.

AP6010DN

B.

AP5010DN

C.

AP6010SN

D.

AP7110DN

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Question # 20

Which of the following are the areas of interest for a WLAN survey outdoor bridge scenario?

A.

The transmission path of the bridge link is occluded, marking the latitude and longitude of the station.

B.

Observe the AP and antenna installation method for the site.

C.

Every site needs to pay attention to the location of the weak house

D.

Whether to add a relay between the leaf site and the aggregation site

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Question # 21

Which of the following statements about the merge path of the WLAN Tester 2.0 tool is correct?

A.

For the same drawing node, multiple, multiple tested paths can be merged

B.

At least 2 and above paths can be merged

C.

The path where the calculation fails occurs, and the path that failed the calculation is automatically deleted after the path is merged.

D.

The merged path cannot be merged again

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Question # 22

Which of the following is true about the WLAN Survey Pad tooling method?

A.

Supporting finger operations during the process of drawing obstacles, moving the scaled drawings to find the best position to draw obstacles, does not support increasing obstacle types

B.

The industrial survey tools and planning tools need to be used together. First, get the drawings, first use the planning tools to make a simple plan for the project, and then take the Pad to the present.

Work on the site, then export the project and import it into the planning tool for further planning.

C.

Create a new project, select the floor node, see the corresponding building thumbnail in the preview box on the right, click on the thumbnail to enter the selected floor to supplement the survey information.

D.

Pad's industrial survey tools and planning tools are suitable for pre-sales network regulations, and WLAN test tools are used for post-production verification before delivery.

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Question # 23

Which of the following options are inherent properties of the antenna?

A.

Horizontal lobes, vertical lobes

B.

Downtilt angle

C.

Azimuth

D.

Gain

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Question # 24

If the fields To DS and From DS in the frame are both 0, which of the following is the data frame?

A.

Ad-hoc

B.

AP

C.

Client

D.

Wireless bridge

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Question # 25

In the WLAN bandwidth design, the average bandwidth of the access users decreases linearly with the increase of the user.

A.

True

B.

False

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Question # 26

Which of the following options are part of the lifecycle phase of a WLAN project operation?

A.

Planning

B.

Deployment

C.

Upgrade

D.

Operation and maintenance

E.

Troubleshooting

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Question # 27

In the WLAN security access authentication technology, which way is the air interface packet encrypted?

A.

MAC certification

B.

Portal authentication

C.

PSK certification

D.

Wireless 802.1x authentication

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Question # 28

What is the correct description of the indoor distribution type AP6310SN?

A.

The power splitter has multiple interfaces. When signals enter from any one interface, they are equally divided into multiple signal outputs.

B.

When the AP is at the center of the room division network, it is recommended to use a single power splitter for direct splitting.

C.

When the AP is at one end of the room division network and the coverage area is large, it is recommended to use a coupler for signal splitting.

D.

Power splitters and couplers cannot be used in the same network at the same time

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Question # 29

A three-story office needs to plan a WLAN. After the site survey is completed, the engineer decides to place three APs on each floor. The letter about the three floors.

Is the road planning correct?

A.

1, 6, 11 / 6, 11, 1 / 11, 1, 6

B.

1, 11, 6 / 6, 11, 1 / 11, 1, 6

C.

1, 6, 11 / 6, 1, 11 / 11, 1, 6

D.

11, 1, 6 / 1, 6, 11 / 6, 11, 1

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Question # 30

The maximum transmission power of indoor WLAN products stipulated by international standards is 100mw, which is equivalent to?

A.

1dBm

B.

10dBm

C.

20dBm

D.

30dBm

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Question # 31

The outdoor bridge backhaul needs to focus on confirming the installation of the AP at the node and paying attention to the transmission path between the nodes.

What is the correct statement about leaf nodes, aggregation nodes, and transmission paths?

A.

If the leaf node needs to be used for coverage, it is necessary to pay attention to the outdoor coverage of the survey.

B.

If there are multiple aggregation points, you need to confirm the location of each aggregation point. Each aggregation point also needs to confirm the AP installation location and power supply mode.

C.

There should be no obstructions or distances between the convergence points and leaf nodes. There are allowed between the relay nodes and the convergence points, relay nodes and leaf points.

Obstacle obstruction

D.

The transmission path is the path between the stations. In the site survey, it is necessary to confirm the distance between the connected nodes. The PMP mode needs to confirm the most between the links.

large angle

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Question # 32

In a certain room subsystem, using the AP9330DN, each incoming antenna can be set to a different channel to avoid co-channel interference.

A.

True

B.

Falses

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Question # 33

Which of the following addresses can be used as an internet address?

A.

10.1.1.6/30

B.

10.1.1.7/30

C.

172.18.1.17/30

D.

224.1.1.16/30

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Question # 34

In the WLAN Tester 2.0 heat map, the tip box displays the following information. According to the information in the figure, the following statement is correct?

A.

Tip shows the signal information around the point

B.

Tip box must be placed on the heat map for 3S and above to display

C.

The SINR and PHY Data Rate that are not displayed in the Tip box are 0.

D.

Tip box only shows the SINR and PHY Data Rate of the maximum field strength value.

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Question # 35

A WLAN engineer uses the WLAN Tester 2.0 tool for surveying. In order to quickly understand the coverage of the live signal, the following operations are correct.

A.

When viewing the survey, directly view the Wi-Fi signal scan box.

B.

Reduce the current drawing scale

C.

Before the survey, first add the AP group to speed up the simulation.

D.

Modify the global configuration parameters to simulate the data processing granularity to the maximum value, speed up the simulation speed

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Question # 36

Monitor AP planning and design that needs to consider enhanced security in the WLAN network rules of the financial industry

A.

True

B.

False

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Question # 37

In the WDS+ dual-link scenario, the number of heartbeat packet detections should be set to?

A.

1

B.

3

C.

6

D.

9

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Question # 38

Which of the following three formats can be planned with the WLAN planning tool?

A.

Google Earth

B.

Bitmap (jpg, gif, bmp, etc.)

C.

PDF drawings

D.

Vector graphics ( ai, odr, etc.)

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Question # 39

Under the following conditions, if you want to deploy WLAN without interrupting service, please choose () controller as the best strategy:

Enterprise wireless terminals are 500, with notebooks, smart phones, wireless cameras, etc.; enterprise switching network access layer is 3700 series switching

The core layer is the 5700 series switch. The company's export is the NE20 router. Enterprises need to implement user grouping and QOS policies.

A.

Use the AR3260 to hang as AC

B.

Use AC6605 to connect directly to AC

C.

Use AC6605 to hang as AC

D.

Use the ACU2+77 switch to do AC

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Question # 40

Regarding WLAN mobility capabilities, the following statement is wrong?

A.

When forwarding across a Layer 3 IP network, it is recommended to use centralized forwarding mode.

B.

Only the centralized forwarding mode can be used to support roaming between different VLANs under the same aggregation gateway.

C.

AC6005 does not support fast roaming with key caching

D.

Roaming in the same VLAN belongs to Layer 2 roaming

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Question # 41

The 5dB coupler has a coupling degree of 5dB and an insertion loss of 2dB. If the input signal power is 17dBm, what is the output power of the coupling port?

A.

10dBm

B.

12dBm

C.

14dBm

D.

15dBm

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Question # 42

For indoor WLAN planning, the deployment height of the omnidirectional antenna is recommended to be no more than 6m.

A.

True

B.

False

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