Huawei H12-224 Online Practice Questions and Exam Preparation

Huawei H12-224 Online Questions & Answers

• Question 131:

  Which of the following statements about DR are true? (Choose three.)

  A. In DR election, among the routers of the same DR priority, the router with the lowest IP address is elected.
  B. A source's DR is responsible for sending Register messages to an RP.
  C. A receiver's DR is responsible for sending Join messages to a multicast source or an RP.
  D. An Assert winner on a shared network segment may not be a DR.
  B. A source's DR is responsible for sending Register messages to an RP.
  C. A receiver's DR is responsible for sending Join messages to a multicast source or an RP.
  D. An Assert winner on a shared network segment may not be a DR.

• Question 132:

  Which of the following statements about the jitter and delay are true? (Choose three.)

  A. The end-to-end delay is the sum of transmission delays, processing delays, and queuing delays along the packet forwarding path.
  B. The variation in packet delay is called jitter.
  C. The jitter depends on the delay. The lower the delay, the less the jitter.
  D. The jitter is independent of the delay.
  A. The end-to-end delay is the sum of transmission delays, processing delays, and queuing delays along the packet forwarding path.
  B. The variation in packet delay is called jitter.
  C. The jitter depends on the delay. The lower the delay, the less the jitter.

• Question 133:

  LSRs use various label distribution control modes to set up LSPs. Which of the following statements is false?

  A. There are two label distribution control modes: independent and ordered.
  B. If the label advertisement mode is DU and the label distribution control mode is Independent, an LSR distributes labels without waiting for labels from the downstream device.
  C. If the label advertisement mode is DoD and the label distribution control mode is Independent, the transit device distributes labels only after receiving a label mapping message from the egress device.
  D. If the label advertisement mode is DU and the label distribution control mode is Ordered, the transit LSR distributes labels to the ingress device only after receiving a label mapping message from the egress device.
  C. If the label advertisement mode is DoD and the label distribution control mode is Independent, the transit device distributes labels only after receiving a label mapping message from the egress device.

• Question 134:

  What are the functions of route filtering? (Choose three.)

  A. Avoids sub-optimal routes generated during route import.
  B. Avoids routing loops.
  C. Affects route selection by changing route attributes.
  D. Implements accurate route importing and controls route advertisement.
  A. Avoids sub-optimal routes generated during route import.
  B. Avoids routing loops.
  D. Implements accurate route importing and controls route advertisement.

• Question 135:

  Huawei's enterprise network NMS eSight has three editions: simplified, standard, and professional. Unlike the standard edition, which of the following features is provided by the professional edition?

  A. Provide a database backup tool.
  B. Support multi-user management.
  C. Support management of the WLAN and MPLS VPN.
  D. Support hierarchical management model.
  D. Support hierarchical management model.

• Question 136:

  Which of the following statements about the reliability requirement level are true? (Choose three.)

  A. Faults seldom occur in the system software or hardware.
  B. System functions are affected by faults.
  C. System functions are affected by faults but can rapidly recover.
  D. System functions can be ensured by using redundancy design, switchover policy, and high success rate in switchover.
  A. Faults seldom occur in the system software or hardware.
  C. System functions are affected by faults but can rapidly recover.
  D. System functions can be ensured by using redundancy design, switchover policy, and high success rate in switchover.

• Question 137:

  The IGMP protocol runs between a host and its directly connected multicast router.

  A. True
  B. False
  A. True

• Question 138:

  When the DHCP relay receives a DHCP request message in which the giaddr (gateway IP address) field is 0, how does the DHCP relay process the DHCP request message?

  A. The DHCP relay fills its IP address in the giaddr field and transmits the DHCP request message to the DHCP server in unicast mode.
  B. The DHCP relay fills its IP address in the giaddr field and transmits the DHCP request message in broadcast mode.
  C. The DHCP relay retains the value of the giaddr field and transmits the DHCP request message to the DHCP server in unicast mode.
  D. The DHCP relay retains the value of the giaddr field and transmits the DHCP request message in broadcast mode.
  A. The DHCP relay fills its IP address in the giaddr field and transmits the DHCP request message to the DHCP server in unicast mode.

• Question 139:

  IP unnumbered is to borrow an IP address from an interface. If an interface has multiple IP addresses, all its IP addresses will be borrowed and the primary address will continue after these IP addresses are borrowed.

  A. True
  B. False
  B. False

• Question 140:

  Only Router-LSAs and Network-LSAs are involved in intra-area route calculations.

  A. True
  B. False
  A. True