Huawei H12-311 Online Practice Questions and Exam Preparation

Huawei H12-311 Online Questions & Answers

• Question 301:

  According to the following configuration example, which statement is correct? [AC] dhcp enable [AC] interface VLANif100 [AC-VLANif100] ip address 10.1.100.1 24 [AC-VLANif100] dhcp select interface [AC-VLANif100] quit

  A. The DHCP service is enabled by default in global mode, so dhcp enable can be configured.
  B. The dhcp select interface command enables the DHCP client function on VLAN 100.
  C. If VLAN 100 is a user VLAN, the gateway is 10.1.100.1 and the mask is 255.255.255.0 after the user receives the address.
  D. If VLAN 100 is the management VLAN where the AP is located, the option 43 field in the DHCP message received by the AP should be 10.1.100.1.
  C. If VLAN 100 is a user VLAN, the gateway is 10.1.100.1 and the mask is 255.255.255.0 after the user receives the address.

• Question 302:

  Among the following obstacles, which causes the greatest wireless signal loss?

  A. Gypsum ceiling
  B. Glass
  C. 120 mm brick wall
  D. 200 mm concrete wall
  D. 200 mm concrete wall

• Question 303:

  Which of the following protocols is defined in the Mesh networking?

  A. 802.11a
  B. 802.11g
  C. 802.11e
  D. 802.11s
  D. 802.11s

• Question 304:

  A 10-story building needs WLAN coverage. Considering floor attenuation, the 5th and 6th floor WLAN channels can be set to channel 6 simultaneously.

  A. True
  B. False
  B. False

• Question 305:

  Which of the following WLAN standards support transmission rates of 54 Mbps or higher? (Choose three)

  A. 802.11a
  B. 802.11b
  C. 802.11g
  D. 802.11n
  A. 802.11a
  C. 802.11g
  D. 802.11n

• Question 306:

  To ensure no interference between WLAN channels, which of the following belong to the Chinese 5.8 GHz band? (Choose two)

  A. 149
  B. 151
  C. 153
  D. 155
  A. 149
  C. 153

• Question 307:

  In a dual-link backup network, what do APs use to distinguish between the primary AC and the standby AC? (Choose three)

  A. Priority
  B. AC IP address
  C. AC load situation
  D. AC response time to AP
  A. Priority
  B. AC IP address
  C. AC load situation

• Question 308:

  When configuring a WLAN network, which template should the WMM template be bound to?

  A. Radio profile
  B. Traffic profile
  C. Security profile
  D. Service set
  B. Traffic profile

• Question 309:

  In the 802.1X protocol, which components are required to authenticate and authorize users? (Choose three)

  A. eSight server
  B. Client
  C. Certifier
  D. Authentication server
  B. Client
  C. Certifier
  D. Authentication server

• Question 310:

  In thin AP networking, which of the following authentication methods does not require AC participation during the authentication process?

  A. Shared key authentication
  B. 802.1X authentication
  C. PSK authentication
  D. Portal authentication
  A. Shared key authentication