Huawei H12-311 Online Practice Questions and Exam Preparation

Huawei H12-311 Online Questions & Answers

• Question 201:

  Which algorithm is used for CCMP encryption?

  A. RC4
  B. AES
  C. SMS4
  D. Michael
  B. AES

• Question 202:

  TKIP encryption is more secure than WEP encryption because of which reasons? (Choose three)

  A. Uses a longer IV
  B. Adds a key distribution mechanism, no longer using a single key
  C. Adopts a more complex encryption algorithm
  D. Uses a stronger data integrity verification algorithm
  A. Uses a longer IV
  B. Adds a key distribution mechanism, no longer using a single key
  D. Uses a stronger data integrity verification algorithm

• Question 203:

  In Huawei eSight, the methods to add WLAN devices include: (Choose three)

  A. Add manually
  B. Add automatically
  C. Add in batches
  D. Add via script
  A. Add manually
  B. Add automatically
  C. Add in batches

• Question 204:

  For the CAPWAP protocol, which of the following descriptions is incorrect?

  A. Transmission protocol between AC and thin AP
  B. Transmission protocol between thin AP and wireless client
  C. Developed by the CAPWAP Working Group
  D. CAPWAP protocol draws on useful features of other protocols
  B. Transmission protocol between thin AP and wireless client

• Question 205:

  Roaming of a terminal across different VLANs belongs to:

  A. Seamless AP roaming
  B. Layer 2 roaming
  C. Layer 3 roaming
  D. Layer 4 roaming
  C. Layer 3 roaming

• Question 206:

  Which of the following is not a main purpose of roaming?

  A. Avoid excessive authentication time during roaming, which can cause packet loss or service interruption.
  B. Ensure user authorization information remains unchanged.
  C. Ensure that the user's IP address is unchanged.
  D. Ensure that the user's network rate is unchanged.
  D. Ensure that the user's network rate is unchanged.

• Question 207:

  The eSight network management system is Huawei's dedicated network management platform, but it can only manage Huawei devices.

  A. True
  B. False
  B. False

• Question 208:

  In a WDS network, one Root AP can connect to multiple Leaf APs, but each Leaf AP can connect to only one Root AP.

  A. True
  B. False
  A. True

• Question 209:

  Which WLAN standards support the 5 GHz band? (Choose two)

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

• Question 210:

  Which VLAN is used to establish a CAPWAP tunnel between the AP and AC?

  A. Management VLAN
  B. Service VLAN
  C. User VLAN
  D. Authentication VLAN
  A. Management VLAN