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Huawei H12-891_V1.0 Exam Syllabus Topics:

Huawei HCIE-Datacom V1.0 Sample Questions:

Question 1

Which of the following issues do DiffServ model-based QoS have?

A. It involves only single-hop behaviors and does not change the network topology.
B. The number of queues is small, and SLA assurance cannot be provided for specific users. As a result, deterministic delay assurance cannot be provided.
C. Independent resources cannot be provided for users.
D. It does not change service behaviors. If bursty traffic in a single flow is too heavy, congestion still occurs.

Question 2

Which of the following statements about BIER (Bit Index Explicit Replication) and PIM (Protocol Independent Multicast) are correct?

A. On a BIER-based multicast network, packets sent by the multicast source must be encapsulated with the Bitstring field.
B. On a BIER-based multicast network, an MDT covering all nodes that multicast traffic traverses does not need to be established.
C. On a PIM-based multicast network, an MDT covering all nodes that multicast traffic traverses needs to be established.
D. On a BIER-based multicast network, multicast users must send group join messages hop by hop.

Question 3

NETCONF provides a set of mechanisms for managing network devices. NETCONF operations take place on a configuration datastore of network devices. Which of the following statements is incorrect about the configuration datastore?

A. The <validate> operation is oriented at the candidate configuration datastore.
B. The <commit> operation submits the configuration in a startup configuration datastore to a running configuration datastore.
C. The <delete-config> operation is oriented at the startup configuration datastore.
D. The configuration datastore of network devices can be classified into the candidate, running, and startup configuration datastores.

Question 4

Which of the following channels are involved in the Huawei SD-WAN Solution?

A. Orchestration channel
B. Data channel
C. Control channel
D. Management channel

Question 5

NETCONF provides a set of mechanisms for managing network devices. What layers can NETCONF be conceptually partitioned into?

A. Secure transport layer, messages layer, operations layer, and content layer
B. Encrypted transport layer, messages layer, configuration layer, and content layer
C. Encrypted transport layer, messages layer, operations layer, and content layer
D. Secure transport layer, messages layer, configuration layer, and content layer

Solutions: