Huawei H12-222 Online Practice Questions and Exam Preparation

Huawei H12-222 Online Questions & Answers

• Question 71:

  What are three features of SDN network architecture?

  A. Separated forwarding and control layers, centralized control, and open interfaces
  B. Separated forwarding and control layers, distributed control, and open interfaces
  C. Centralized forwarding and control layers, centralized control, and open interfaces
  D. Separated forwarding and control layers, centralized control, and closed interfaces
  A. Separated forwarding and control layers, centralized control, and open interfaces

• Question 72:

  What is the BFD version number supported by VRP?

  A. Version 1
  B. Version 2
  C. Version 3
  D. Version 4
  A. Version 1

• Question 73:

  Which of the following is not the default role of Huawei eSight?

  A. Administrator
  B. Monitor
  C. Operator
  D. End-User
  D. End-User

• Question 74:

  Which of the following statements regarding United Security of the Agile Controller are true? (Multiple Choice)

  A. Network devices, security devices, policy servers, and third-party systems can report network information and security logs.
  B. Network information and security logs are generated by customer devices.
  C. A switch can function as the policy execution device to respond to security events by executing security policies to restrict or block insecure access.
  D. The United Security component of the Agile Controller is responsible for log collection, processing, event association, security trend display, and security response.
  A. Network devices, security devices, policy servers, and third-party systems can report network information and security logs.
  C. A switch can function as the policy execution device to respond to security events by executing security policies to restrict or block insecure access.
  D. The United Security component of the Agile Controller is responsible for log collection, processing, event association, security trend display, and security response.

• Question 75:

  Which of the following statements regarding forwarding equivalence class (FEC) in MPLS are false? (Multiple Choice)

  A. Packets with the same FEC are processed differently on a MPLS network.
  B. FECs can be divided filexibly by source IP address, destination IP address, source port, destination port, protocol type, VPN, or any combinations of them.
  C. MPLS classifies packets with the same forwarding processing mode into one FEC.
  D. One FEC has only one unique label marker.
  A. Packets with the same FEC are processed differently on a MPLS network.
  D. One FEC has only one unique label marker.

• Question 76:

  Single-packet attacks indicate that an attacker controls botnet hosts to send a large number of attack packets, causing link congestion on the attacked network and system resource exhaustion.

  A. TRUE
  B. FALSE
  B. FALSE

• Question 77:

  Which QoS technology is usually used by congestion avoidance?

  A. GTS
  B. LR
  C. CAR
  D. WRED
  D. WRED

• Question 78:

  Which of the following statements regarding the DiffServ service model is false?

  A. You can set QoS parameters in the IP packet header to notify a network node of QoS requirements.
  B. Each device along the transmission path obtains the service requirements type of packets by analyzing the IP packet header.
  C. During DiffServ implementation, the downstream router must classify packets.
  D. The DiffServ service model is based on packet flows.
  C. During DiffServ implementation, the downstream router must classify packets.

• Question 79:

  During QoS deployment, you can use PBR to perform traffic classification and marking. The ACL rule (source IP address, destination IP address, protocol type, and port number) and packet length can be used for classification. The DSCP priority or IP precedence of data packets can be modified.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 80:

  In TCP/IPv4, what are potential security threats? (Multiple Choice)

  A. There is no data source verification mechanism.
  B. There is no data packet acknowledgement mechanism.
  C. There is no data integrity verification mechanism.
  D. There is no confidentiality guarantee mechanism.
  A. There is no data source verification mechanism.
  C. There is no data integrity verification mechanism.
  D. There is no confidentiality guarantee mechanism.