Huawei H31-211 Online Practice Questions and Exam Preparation

Huawei H31-211 Online Questions & Answers

• Question 41:

  If the mask of a Class C subnet is 255.255.255.224, what is the number of subnets, the number of subnets, and the number of hosts in each subnet?

  A. 2, 4, 62
  B. 3, 8, 30
  C. 4, 16, 14
  D. 5,32,6
  B. 3, 8, 30

• Question 42:

  When a router calculates routing information, what are the routing protocols calculated using link overhead and other information? (multiple choice)

  A. IS-IS
  B. BGP
  C. RIP
  D. OSPF
  A. IS-IS
  D. OSPF

• Question 43:

  The SMTP protocol is transmitted based on TCP. What is the port number?

  A. 21
  B. 23
  C. 25
  D. 53
  C. 25

• Question 44:

  How does Hub work?

  A. Simplex
  B. Half duplex
  C. Full duplex
  D. Auto-negotiation
  B. Half duplex

• Question 45:

  When multiple private IP addresses are mapped to a public IP address, how do you distinguish the traffic of different private IP addresses?

  A. IP address
  B. Port number
  C. Process number
  D. Serial number
  B. Port number

• Question 46:

  In the OSI reference model, which of the following options is composed of service requests and responses between applications in different devices?

  A. Data link layer
  B. Session layer
  C. Network layer
  D. Application layer
  B. Session layer

• Question 47:

  Which type of packet is exchanged during the PPP link establishment phase?()

  A. LCP
  B. NCP
  C. PPP extended protocol family
  D. PPPOE
  A. LCP

• Question 48:

  Which of the following conditions will cause PPP to terminate the link? (multiple choice)

  A. Transfer too much information
  B. Carrier loss
  C. The administrator manually closes the link
  D. Link quality detection failed
  B. Carrier loss
  C. The administrator manually closes the link
  D. Link quality detection failed

• Question 49:

  When the port of Hybridrid sends a message, what are the following statements correctly? (multiple choice)

  A. Hybrid port can implement packet stripping label sending in multiple VLANs.
  B. When the Hybrid port and the trunk port send data, the processing method is the same.
  C. Hybrid port does not contain VLAN tag for sending data;
  D. The data sent by the Hybrid port may have a VLAN 1 tag.
  A. Hybrid port can implement packet stripping label sending in multiple VLANs.
  D. The data sent by the Hybrid port may have a VLAN 1 tag.

• Question 50:

  hich network does the L2 switch connect to?

  A. Conflict domain
  B. Broadcast domain
  C. Administrative domain
  D. Autonomous domain
  B. Broadcast domain