[2022年04月最新リリース] 合格できるH12-311_V3.0試験にはリアル問題とアンサー
合格できるH12-311_V3.0レビューガイド、頼もしいH12-311_V3.0テストエンジン
質問 25
For the following WLAN networking configuration, which statement is correct ().
(Select 3 Answers)
- A. The user tries his best to ensure that the planning data is detailed when planning the data, which will greatly facilitate the later configuration
- B. The WMM template is bound to the RF template
- C. Configure the WMM template can be directly bound to the antenna
- D. Before sending the configuration to the AP, the AP must be online
正解: A,B,D
質問 26
Which of the following options are 802.11b/g What are the differences between the agreements? (Select 3 Answers)
- A. Different throughput
- B. Working frequency is different
- C. The two protocols use different technologies
- D. Different supported data rates
正解: A,C,D
質問 27
For one adopts WPA2 PSK Certified and SSID For broadcast wireless networks, users can double-click the username and password to access the network. SSID And enter the correct use
- A. True
- B. False
正解: B
質問 28
The following Huawei AP Which AP support SFP Fiber interface()?
- A. AP6010DN
- B. AP6510DN
- C. AP6610DN
- D. AP6310SN
正解: A
質問 29
If one BSS Totally by STA Composition, then BSS What is also called ()?
- A. ESS
- B. IBSS
- C. BSA
- D. SSID
正解: B
質問 30
WLAN middle,AP It has been working in a half-duplex state.
- A. True
- B. False
正解: A
質問 31
The following about SSID The statement is wrong ().
- A. One AP Can release multiple different SSID
- B. One AP Configurable SSID There is no limit to the number
- C. One AP Can release the same SSID Signal
- D. Multiple AP Can release the same one on SSID
正解: B
質問 32
Which of the following are the relevant parameters of the Traffic template ().
(Select 2 Answers)
- A. Tunnel priority mapping strategy
- B. ACK strategy
- C. 802.3 priority mapping strategy
- D. CAC strategy
正解: A,C
質問 33
Spread spectrum ( spread-spectrum ) Technology is to use ISM The basis of frequency band transmission of wireless data.
- A. True
- B. False
正解: A
質問 34
The omnidirectional antenna appears on the horizontal pattern as ()Spend.
- A. 0
- B. 1
- C. 2
- D. 3
正解: C
質問 35
What frame does the wireless client passively scan to obtain the surrounding wireless network information ()?
- A. Association Request frame
- B. Authentication frame
- C. Probe Request frame
- D. Beacon frame
正解: D
質問 36
For the lobe width, which of the following descriptions is correct is (). (Select 3 Answers)
- A. The pattern usually has two or more lobes
- B. The narrower the lobe width, the better the directivity, the longer the radiation distance, the stronger the anti-interference ability
- C. Within the range of the main lobe, the power density relative to the maximum radiation direction is reduced by half (3dB) Angle
- D. Only within the coverage of the half power angle, the terminal can receive the signal
正解: A,B,C
質問 37
802.11n Standard uses dual band (2.4GHz and 5GHz ), the theoretical transmission rate can reach up to 300Mbps, The actual test rate can reach arrive 100Mbps above.
- A. True
- B. False
正解: B
質問 38
The following is for thin AP Is the description correct ()?
- A. thin AP can be realised 802.1X Authentication, encryption and other functions, others such as QoS, Roaming functions are implemented on the wireless controller
- B. thin AP Also known as wireless router
- C. thin AP Cannot be configured separately, must be used in conjunction with the wireless controller
- D. thin AP Because of lack of function, is gradually getting fat AP replace
正解: C
質問 39
Large companies have more video conferences, and QoS generally adopts the () service model.
- A. DiffServ model
- B. Best Effort model
- C. IntServ model
- D. FIFO model
正解: D
質問 40
Regarding the functional characteristics of AP6010SN, which of the following statements is correct is ().
(Select 2 Answers)
- A. AP6010SN supports WDS function, which can realize point-to-point and point-to-multipoint wireless bridging
- B. AP6010SN has an Ethernet interface and supports 802.3af PoE power supply standard
- C. AP6010SN is an indoor distributed AP, which only supports working in the 2.4GHz frequency band
- D. AP6010SN not only has a built-in antenna, but also an external antenna, which is very convenient
正解: A,B
質問 41
Metal objects have a greater attenuation effect on wireless signals, AP Or the antenna should not be placed behind a metal ceiling, etc.
- A. True
- B. False
正解: A
質問 42
Which of the following statements about antenna classification is correct ()? (Select 2 Answers)
- A. Classified by directivity: omnidirectional antenna, directional antenna, etc.
- B. Classified by working frequency band: communication antenna, TV antenna, radar antenna, etc.
- C. Classified by shape: linear antenna, planar antenna, etc.
- D. Classified by purpose: short wave antenna, ultra short wave antenna, microwave antenna, etc.
正解: A,C
質問 43
Which of the following are AP Factors to consider in capacity planning ().
(Select 3 Answers)
- A. Bandwidth requirement
- B. Number of concurrent users
- C. Power supply type
- D. Equipment performance
正解: B,C,D
質問 44
about WDS Which of the following statements is correct ()? (Select 2 Answers)
- A. Scalability is good, and there is no need to lay new wired connections and deploy more
- B. Huawei indoor AP not support WDS Features
- C. WDS Used by default 2.4GHz Band as a bridge band
- D. Connect two independent LAN segments through a wireless bridge and provide data transmission between them
正解: A,D
質問 45
For outdoor long-distance point-to-point backhaul, the antenna of () should be selected.
- A. Omnidirectional
- B. High gain, large lobe width
- C. High gain, small lobe width
- D. Low gain, large lobe width
正解: C
質問 46
In the following options, () is not the main purpose of roaming.
- A. Guarantee users IP The address remains unchanged
- B. Ensure that the user's network rate remains unchanged
- C. Ensure that the user authorization information remains unchanged
- D. Avoid long authentication time during roaming, resulting in packet loss or even business interruption
正解: B
質問 47
......
100%無料H12-311_V3.0日常練習試験301問題：https://www.passtest.jp/Huawei/H12-311_V3.0-shiken.html
H12-311_V3.0テストエンジン練習テスト問題試験問題集：https://drive.google.com/open?id=1l4AidCrIKkGPC1k4OxbWiGmcBfeW5oIj