H12-311-ENU無料問題集「Huawei Certified ICT Associate-Wireless Local Area Network」

質問 1

If you want to create an open authentication security template, the following correct configuration is.

（A）AC-WLAN-view] security-profile name security-1 id 1 [AC-WLAN-sec-prof-security-1] wep authentication-method open-system [AC-WLAN-sec-prof-security-1] security-policy wep [AC-WLAN-sec-prof-security-1] quit

（B）AC-WLAN-view] security-profile name security-1 id 1 [AC-WLAN-sec-prof-security-1] wpa authentication-method open-system [AC-WLAN-sec-prof-security-1] security-policy wpa [AC-WLAN-sec-prof-security-1] quit

（C）AC-WLAN-view] security-profile name security-1 id 1 [AC-WLAN-sec-prof-security-1] open authentication-method open-system [AC-WLAN-sec-prof-security-1] security-policy open [AC-WLAN-sec-prof-security-1] quit

（D）AC-WLAN-view] security-profile name security-1 id 1 [AC-WLAN-sec-prof-security-1] wpa2 authentication-method open-system [AC-WLAN-sec-prof-security-1] security-policy wpa2 [AC-WLAN-sec-prof-security-1] quit

正解：A 解答を投票する

質問 2

What is the distance between the center frequencies of the channels in the 2.4 GHz band?

（A）22 MHz

（B）20 MHz

（C）10 MHz

（D）5 MHz

正解：D 解答を投票する

質問 3

Huawei AP6310AP is an outdoor AP that supports WDS and implements point-to-multipoint wireless bridging.

（A）False

（B）True

正解：A 解答を投票する

質問 4

The AC6605 supports three ways to establish AP and AC interworking.
What are the options (Select 3 Answers)?

（A）Automatically discover the AP and confirm the online

（B）Offline increase AP

（C）Automatically discover AP and go online normally

（D）Find the AP through multicast and automatically go online

正解：A、B、C 解答を投票する

質問 5

What are the QoS service models (Select 3 Answers).

（A）IntServ model

（B）FIFO model

（C）DiffServ model

（D）Best Effort model

正解：A、C、D 解答を投票する

質問 6

In 1999, the IEEE 802.11a standard was developed. The standard specifies that the WLAN operating frequency band is 5.15 to 5.825 GHz, and the data transmission rate reaches 11 Mbps.

（A）False

（B）True

正解：A 解答を投票する

質問 7

The following description of the management VLAN is correct.

（A）Responsible for establishing the CAPWAP tunnel between the AC and the AP.

（B）Mainly responsible for transmitting data when WLAN users access the Internet

（C）PVID VLAN under WLAN ESS interface

（D）Service VLAN under the service set template

正解：A 解答を投票する

質問 8

The following is a description of TKIP encryption. The error is .

（A）The motivation for developing TKIP encryption is to upgrade the security of legacy WEP hardware. Added the mechanism of key generation, management and delivery in

（B）TKIP encryption uses the same encryption algorithm as WEP encryption.

（C）The length of the IV used in A.TKIP encryption is 24bits.

（D）TKIP encryption.

正解：C 解答を投票する

質問 9

The lobe width is a very important parameter commonly used in directional antennas. It refers to the angle between the antenna and the radiation pattern below the peak dB The width.

（A）3

（B）5

（C）4

（D）6

正解：A 解答を投票する

質問 10

Among the following options, the common source of WLAN interference is (Select 3 Answers).

（A）Cordless telephone

（B）Remote control

（C）Microwave oven

（D）Bluetooth transmission equipment

正解：A、C、D 解答を投票する

質問 11

The following description of the management VLAN is correct.

（A）Responsible for establishing the CAPWAP tunnel between the AC and the AP.

（B）Mainly responsible for transmitting data when WLAN users access the Internet

（C）PVID VLAN under WLAN ESS interface

（D）Service VLAN under the service set template

正解：A 解答を投票する

質問 12

How many channels can the 2.4 GHz band be divided into?

（A）13

（B）3

（C）14

（D）11

正解：C 解答を投票する

質問 13

In the process of discovering the AC by the thin AP, the first step is to check whether there is a list of pre-configured static AC IP addresses.

（A）False

（B）True

正解：B 解答を投票する

質問 14

Which of the following options are part of the 802.11b/g protocol (Select 3 Answers)?

（A）Different throughput capabilities

（B）Different data rates supported

（C）Different protocols use different technologies

（D）Different working bands

正解：A、B、C 解答を投票する

質問 15

Which country or region is ETSI a standard organization?

（A）China

（B）USA

（C）Japan

（D）Europe

正解：B 解答を投票する

質問 16

The following statement is correct (Select 2 Answers)?

（A）The web authentication is triggered by the user's http packet before the IP address is successfully obtained. At this time, the user is forced to redirect to the portal server to perform the authentication process.

（B）When the user obtains the IP address successfully, the user triggers the HTTP packet of the user. At this time, the user is forced to redirect to the portal server to perform the authentication process.

（C）WPA2 uses 802.1X authentication

（D）WPA only supports one encryption technology of TKIP

正解：B、C 解答を投票する

H12-311-ENU 無料問題集「Huawei Certified ICT Associate-Wireless Local Area Network」

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