H12-311_V3.0試験無料問題集（343題）「Huawei HCIA-WLAN V3.0 認定」

出題：1

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 解答を投票する

出題：2

Which is the longest interval between 802.11 frames ()?

A. DIFS

B. PIFS

C. IFS

D. SIFS

正解：A 解答を投票する

出題：3

WLAN middle,AP It has been working in a half-duplex state.

A. True

B. False

正解：A 解答を投票する

出題：4

Drag the networking modes on the left to their corresponding characteristics on the right.

正解：

*

出題：5

The following figure shows the WLAN topology of an enterprise. If the direct forwarding mode is used without taking policy-based routing into account, which of the following paths may be used on the network?

A. AP → AC → SW2 → SW1

B. AP → SW3 → SW2 → AC → SW2 → SW3 → SW2 → SW1

C. AP → SW3 → SW2 → AC → SW2 → SW1

D. AP → SW3 → SW2 → SW1

正解：D 解答を投票する

出題：6

Defined WLAN Medium service quality 802.11 The agreement is ().

A. 802.11f

B. 802.11n

C. 802.11e

D. 802.11i

正解：C 解答を投票する

出題：7

Which of the following protocols can support at the same time 2.4GHz Frequency band and 5GHz Frequency band()?

A. 802.11b

B. 802.11n

C. 802.11a

D. 802.11g

正解：B 解答を投票する

出題：8

The following description of the classification and functions of Huawei APs, the correct statement is ().
(Select 3 Answers)

A. AP6510DN and AP6610DN are both outdoor APs

B. AP6310SN is an indoor distributed AP

C. AP6610DN is a gigabit fiber interface, so it cannot be directly connected to AC6605

D. AP6010SN and AP6010DN are indoor APs

正解：A,B,D 解答を投票する

出題：9

Single area WLAN When planning, influence AP The factors of the number of deployment are ().
(Select 3 Answers)

A. Number of people connected in the area

B. Number of network ports

C. Area size

D. Field strength and bandwidth requirements

正解：A,C,D 解答を投票する

出題：10

For the polarization of electromagnetic waves, which of the following descriptions is correct is (). (Select 3 Answers)

A. The polarization of the antenna refers to the direction of the magnetic field strength formed when the antenna radiates
, The direction of the electric field changes according to a certain rule

B. If the transmitting antenna is circularly polarized, the receiving antenna must also be circularly polarized, and the polarization direction of the two must be the same.

C. The antenna radiates electromagnetic waves to the surrounding space

D. If the electric field direction of the electric wave is perpendicular to the ground, we call it a vertically polarized wave

正解：B,C,D 解答を投票する

出題：11

To obtain better coverage, try to use AP Signal can ( ) Through the wall.

A. 45°

B. vertical

C. parallel

D. 60°

正解：B 解答を投票する

出題：12

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] wpa2 authentication-method open-system
[AC-WLAN-sec-prof-security-1] security-policy wpa2
[AC-WLAN-sec-prof-security-1] quit

C. 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

D. 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

正解：A 解答を投票する

出題：13

Same user VLAN And the same SSID All wireless users can access the Internet, but they can't access each other. What may be the cause of this phenomenon ()?

A. Access AP Port isolation configured on the switch prevents mutual access between users

B. wireless service-set User isolation is configured on the computer to prevent mutual access between users

C. AC Configured on ACL , Which prevents mutual access between users

D. Configured on the user's gateway device ACL , Which prevents mutual access between users

正解：B 解答を投票する

出題：14

The following about SSID The statement is wrong ().

A. One AP Can release the same SSID Signal

B. One AP Can release multiple different SSID

C. Multiple AP Can release the same one on SSID

D. One AP Configurable SSID There is no limit to the number

正解：D 解答を投票する

出題：15

Which of the following options belong EDCA Parameters? (Select 2 Answers)

A. TXOPLimit

B. DIFS

C. SIFS

D. AIFSN

正解：A,D 解答を投票する

H12-311_V3.0試験無料問題集「Huawei HCIA-WLAN V3.0 認定」