Huawei h31-611 practice test

HCIA-SDN

Last exam update: Nov 13 ,2025
Page 1 out of 4. Viewing questions 1-15 out of 60

Question 1

The OpenFlow protocol in SDN architecture is led and actively promoted by the IETF.

  • A. TRUE
  • B. FALSE
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Answer:

A

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Question 2

In terms of the SDN architecture, the ONF does not recommend carriers to change the existing
network architecture, but the IETF recommends carriers to do so.

  • A. TRUE
  • B. FALSE
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A

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Question 3

Which of the following descriptions are true about SDN? (Multiple Choice)

  • A. SDN is OpenFlow.
  • B. SDN supports forwarding-control separation.
  • C. SDN provides programmable open interfaces.
  • D. SDN is short for software-defined networking.
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Answer:

ACD

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Question 4

Which of the following are true about SDN? (Multiple Choice)

  • A. In the SDN architecture, the underlying switches need to provide only the most basic and simple functions.
  • B. SDN is applicable to cloud computing providers and enterprises facing substantially increasing workloads.
  • C. SDN's forwarding-control separation architecture standardizes and simplifies network devices.
  • D. SDN cannot implement flexible and centralized control and cloudified application awareness.
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Answer:

BCD

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Question 5

In the SDN architecture, which of the following belong to the application layer? (Multiple Choice)

  • A. OpenStack
  • B. Third-party APP platform
  • C. SNC
  • D. NetMatrix
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Answer:

ABC

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Question 6

Which of the following is the port number used by VXLAN packets?

  • A. 4786
  • B. 4787
  • C. 4788
  • D. 4789
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Answer:

A

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Question 7

On an SDN network, network devices only need to be responsible for- data forwarding.

  • A. TRUE
  • B. FALSE
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Answer:

B

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Question 8

On a VXLAN network, which of the following statements are NOT true about VNIs? (Multiple Choice)

  • A. A VNI is a VXLAN network identifier used to differentiate VXLAN segments.
  • B. One VNI identifies one tenant, regardless of whether the tenant contains multiple end users.
  • C. VMs of different VXLAN segments cannot directly communicate with each other at Layer 2.
  • D. A VNI consists of 16 bits.
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Answer:

BCD

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Question 9

In the SDN architecture, which of the following protocols is used for communication between the
control layer and application layer?

  • A. OpenFlow
  • B. NETCONF
  • C. RESTful
  • D. NetStream
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Answer:

A

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Question 10

The OpenStack architecture comprises which of the following components? (Multiple Choice)

  • A. Nova
  • B. Neutron
  • C. Cinder
  • D. NetMatrix
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Answer:

CD

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Question 11

Which OpenStack component is responsible for managing virtual networks and determining the ID of
the server that the VM IP address, VM MAC address, and VM belong to?

  • A. Nova
  • B. Neutron
  • C. Cinder
  • D. NetMatrix
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Answer:

D

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Question 12

Which of the following interfaces are provided by SDN reflect programmability? (Multiple Choice)

  • A. Northbound interface
  • B. Southbound interface
  • C. Eastbound-westbound interface
  • D. API PLC programming interface
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Answer:

AB

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Question 13

The SDN controller has a global view of the entire network.

  • A. TRUE
  • B. FALSE
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A

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Question 14

SDN advocates overlay service cloudification and underlay hardware standardization.

  • A. TRUE
  • B. FALSE
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A

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Question 15

Which of the following functions does ONOS have? (Multiple Choice)

  • A. Reduces the service provider's CAPEX and OPEX
  • B. Enables network agility
  • C. Helps service providers migrate the existing network to dedicated devices
  • D. Provides a reliable, flexible, and high-performance SDN control plane
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Answer:

C

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