Huawei H12-311 Online Practice Questions and Exam Preparation

Huawei H12-311 Online Questions & Answers

• Question 181:

  What technology is used by the 802.11a protocol?

  A. FHSS
  B. DSSS
  C. OFDM
  D. MIMO
  C. OFDM

• Question 182:

  When did the initial application of the wireless network begin?

  A. During a major war
  B. During the Second World War
  C. Late 20th century
  D. After 2000
  B. During the Second World War

• Question 183:

  Which of the following statements are correct? (Choose three)

  A. SSID technology can divide a wireless LAN into multiple sub-networks, each requiring independent authentication. Only authenticated users can access the corresponding sub-network, preventing unauthorized access.
  B. The BSSID is actually the MAC address of the AP, used to identify the BSS managed by the AP, and maps the BSSID to the SSID on the same AP.
  C. Users can roam between different SSIDs.
  D. Users can roam between different SSIDs.
  E. The SSID is the same across an ESS, but each AP in the ESS has a different BSSID. If an AP supports multiple SSIDs simultaneously, it assigns different BSSIDs for each SSID.
  A. SSID technology can divide a wireless LAN into multiple sub-networks, each requiring independent authentication. Only authenticated users can access the corresponding sub-network, preventing unauthorized access.
  B. The BSSID is actually the MAC address of the AP, used to identify the BSS managed by the AP, and maps the BSSID to the SSID on the same AP.
  D. Users can roam between different SSIDs.

• Question 184:

  Which of the following is the longest interval between 802.11 frames?

  A. SIFS B. IFS
  C. DIFS
  D. PIFS
  C. DIFS

• Question 185:

  DRAG DROP

  Drag WLAN concepts on the left to their corresponding descriptions on the right.

  Select and Place:

  

  

• Question 186:

  Which of the following commands adds GE 0/0/1 of a Huawei access switch to VLAN 100?

  A. interface GigabitEthernet 0/0/1 port link-type access port default vlan 100
  B. interface GigabitEthernet 0/0/1 port link-type access port allow-pass vlan 100
  C. interface GigabitEthernet 0/0/1 port link-type trunk trunk allow-pass vlan 100
  D. interface GigabitEthernet 0/0/1 port link-type trunk vlan 100
  A. interface GigabitEthernet 0/0/1 port link-type access port default vlan 100

• Question 187:

  Which country or region does ETSI belong to as a standards organization?

  A. China
  B. USA
  C. Japan
  D. Europe
  B. USA

• Question 188:

  According to the following output, which statements are correct? (Choose three) display version Huawei Versatile Routing Platform Software VRP (R) software, Version 5.70 (AC6605 V200R001C00) Copyright (C) 2003-2012 Huawei TECH CO., LTD Quidway AC6605-PWR Routing Switch uptime is 0 week, 1 day, 23 hours, 33 minutes H852V26S 0 (Master) : uptime is 0 week, 1 day, 23 hours, 33 minutes 512M bytes DDR Memory 128M bytes FLASH

  A. display version shows that the VRP version of the device is 5.70.
  B. The device has been running continuously for 1 day, 23 hours, and 33 minutes.
  C. The device currently uses 512 Mbytes of system memory.
  D. The total flash size of the device is 128 Mbytes.
  A. display version shows that the VRP version of the device is 5.70.
  B. The device has been running continuously for 1 day, 23 hours, and 33 minutes.
  D. The total flash size of the device is 128 Mbytes.

• Question 189:

  Which of the following standards are defined by the Wi-Fi Alliance for WLAN? (Choose two)

  A. 802.11a/b/g/n
  B. WPA
  C. WPA2
  D. 802.11i
  B. WPA
  C. WPA2

• Question 190:

  The following figure shows an enterprise WLAN topology. If tunnel forwarding mode is used, which of the following paths may be taken on the network?

  A. AP AC SW2 SW1
  B. AP SW3 SW2 AC SW2 SW3 SW2 SW1
  C. AP SW3 SW2 SW1
  D. AP SW3 SW2 AC SW2 SW1
  D. AP SW3 SW2 AC SW2 SW1