Huawei H12-831 Online Practice Questions and Exam Preparation

Huawei H12-831 Online Questions & Answers

• Question 141:

  When a fault occurs, the fault can be classified to reduce the scope of fault location. Which of the following is not an interface configuration fault?

  A. Inconsistent duplex modes of interfaces on both ends
  B. IPaddress conflict
  C. Interface authentication is inconsistent
  D. Inconsistent luminous power at both ends
  D. Inconsistent luminous power at both ends

• Question 142:

  What characteristics must a high-risk operation plan have?

  A. with verification
  B. Strong operability
  C. accurate
  D. can return
  A. with verification
  B. Strong operability
  C. accurate
  D. can return

• Question 143:

  The figure shows the logical network architecture of a migration project. The purpose of the migration is to enable terminals in different geographical locations to communicate with each other and deploy the gateway of the terminals on the PE routers.

  After the migration is complete, which of the following methods can be used by network engineers to preliminarily check the network connectivity?

  

  Options:

  A. Configuring NQA on PE1 and PE2, with the destination address being the IP address of each other.
  B. On PE1 and PE2, checking whether the ARP table contains the ARP entry of the peer network segment.
  C. On PE1, using 192.168.1.1 as the source address to ping 192.168.2.1.
  D. On PE1 and PE2, checking whether there are routes to each other's network segment in the routing tables.
  A. Configuring NQA on PE1 and PE2, with the destination address being the IP address of each other.
  C. On PE1, using 192.168.1.1 as the source address to ping 192.168.2.1.
  D. On PE1 and PE2, checking whether there are routes to each other's network segment in the routing tables.

• Question 144:

  The partial configuration of R1 is as follows. Which statement about OSPF on R1 is correct? ospf 1 router-id 172.16.1 J area 0.0.0.0 network 10.1.12.1 0.0.0.0 network 10.1.13.1 OQO.O network 172 J 6.1.1 0.0.0.0

  

  A. R1The device type isLevel-2
  B. R1The device type could not be determined
  C. R1The device type isLevel-1
  D. R1The device type isLevel-1 -2
  D. R1The device type isLevel-1 -2

• Question 145:

  What is the LSA whose flooding range is the entire autonomous system in SPFV3?

  A. Link-LSA
  B. As-external-LSA
  C. Inter-Area-Prefix-LSA
  D. Intra-Area-Prefix-LSA
  B. As-external-LSA

• Question 146:

  What is the default aging time of the MA, C address table of Huawei switches?

  A. 300
  B. 500
  C. 400
  D. 5
  A. 300

• Question 147:

  Network administrator A wants to use the AS-Path Fiter to match the routing entries of the BGP routing attribute AS_PATH [100 200 300]. Network administrator A sorts out the four configurations in the figure. Which of the following configurations can satisfy network administrator A's requirements? Require?

  

  A. EC
  B. WayA
  C. *D
  D. WayB
  B. WayA
  D. WayB

• Question 148:

  Network administrator A wants to use the IP Prefix List to match a specific route entry. Which of the following routes will matched by the IIP Prefix List in the figure?

  A. 10.0.0.1/30
  B. 10.0.0.0/24
  C. 10.0.2.0/24
  D. 10.0.1.0/24
  A. 10.0.0.1/30
  B. 10.0.0.0/24

• Question 149:

  Which of the following statements is true about the role of ping and tracert?

  A. Pingthrough one-wayicmp echo requestPacket inspection and bidirectional reachability of the correct end
  B. TracertMust be able to trace every hop from source to destinationIPaddress
  C. pingThe reachability from the local end to the peer end is verifieD. but it does not mean that the peer end to the local end must be reachable
  D. tracertandpingThe function is the same, just the name is different
  C. pingThe reachability from the local end to the peer end is verifieD. but it does not mean that the peer end to the local end must be reachable

• Question 150:

  Deploying port isolation technology in Ethernet can realize Layer 2 intercommunication and Layer 3 isolation, making networking more flexible.

  A. correct
  B. mistake
  B. mistake