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H31-611 Real Exam Questions

HCNA-Storage (Huawei Certified Network Associate-Storage)

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Question 1 Multiple choice

Which of the following statements are true about NetStream packet formats? (Choose all that apply.)

  1. A

    The V5 format does not support traffic aggregation, putting processing pressure on the NSC and NDA.

  2. B

    The V8 format supports traffic aggregation, but can output only aggregated IPv4 traffic data.

  3. C

    The V8 format is based on templates and can output both IPv4 and IPv6 traffic data.

  4. D

    The V9 format can output IPv4, IPv6 and MPLS traffic data.

Show answer and explanation

Correct answers: A, D

Explanation

References:
https://support.huawei.com/enterprise/en/doc/EDOC1000088753?section=j00e

Question 2 Multiple choice

Which of the following statements about SNMP are not true? (Choose all that apply.)

  1. A

    SNMP is an application layer protocol that requires reliable TCP at the transport layer to provide services.

  2. B

    SNMP is used to manage information transmitted between the two points, making it easy for administrators to preform operations.

  3. C

    SNMP uses the client/server model.

  4. D

    There are three SNMP protocol versions. Currently, only SNMPv3 supports community name-based security mechanisms.

Show answer and explanation

Correct answers: B, C

Explanation

References:
https://www.auvik.com/franklymsp/blog/network-basics-what-is-snmp/

Question 3 Single choice

A trunk port on a switch allows packets from VLANs 3, 4, and 5 to pass, but only packets from VLANs 3 and 4 have tags.

Which of the following may be the reason why packets from VLAN 5 do not have tags?

  1. A

    The port PVID is 5.

  2. B

    The port PVID is 3 and 4.

  3. C

    During port configuration, the port trunk permit vlan 3 4 command is configured.

  4. D

    GVRP is enabled on this port.

Show answer and explanation

Correct answer: B

Question 4 Single choice

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

  1. A

    4786

  2. B

    4787

  3. C

    4788

  4. D

    4789

Show answer and explanation

Correct answer: D

Question 5 Multiple choice

Which of the following statements are true about the DIS in IS-IS? (Choose all that apply.)

  1. A

    A DIS creates and updates pseudo nodes on a broadcast network.

  2. B

    DIS election is unpredictable.

  3. C

    When all IS priorities are the same within a LAN, the IS with the largest MAC address is elected as the
    DIS.

  4. D

    DIS election on a broadcast network is held in preemption mode.

Show answer and explanation

Correct answers: A, C

Explanation

References:
https://support.huawei.com/enterprise/en/doc/EDOC1100055485/4110e8a/basic-protocols-of-is-is

Question 6 Single choice

SDN advocates overlay service cloudification and underlay hardware standardization.

  1. A

    TRUE

  2. B

    FALSE

Show answer and explanation

Correct answer: A

Explanation

References:
https://www-file.huawei.com/-/media/corporate/pdf/publications/communicate/79/issue79-en.pdf

Question 7 Single choice

Which statement about BGP is true?

  1. A

    BGP is used in Ass or between Ass to transmit and control routing information.

  2. B

    BGP is used in an AS to discover paths.

  3. C

    BGP is directly carried in IP packets.

  4. D

    BGP must establish peer relationships based on direct links.

Show answer and explanation

Correct answer: A

Explanation

References:
https://support.huawei.com/enterprise/en/doc/EDOC1100058403/cf72786c/overview-of-bgp

Question 8 Single choice

Which of the following statements is true about the IS-IS backbone area?

  1. A

    A router belongs to all areas.

  2. B

    All routers belong to the same area.

  3. C

    This area comprises a series of continuous L2 routers and L1-L2 routers.

  4. D

    This area is central area connected to other areas.

Show answer and explanation

Correct answer: C

Explanation

References:
https://www.sciencedirect.com/topics/computer-science/internal-router

Question 9 Multiple choice

NETCONF supports which of the following operations? (Choose all that apply.)

  1. A

    get

  2. B

    lock

  3. C

    close

  4. D

    kill

Show answer and explanation

Correct answers: A, B

Explanation

References:
https://support.huawei.com/enterprise/en/doc/EDOC1000043093?section=j006#dc_fd_netconf_0007

Question 10 Multiple choice

Regarding the CE series switches on an SDN network, which of the following statements are true about their application in data centers? (Choose all that apply.)

  1. A

    A CE series switch can connect to a server as a TOR.

  2. B

    The network between TORs and core switches must be an ECMP-enabled Layer 3 network.

  3. C

    The network between TORs and core switches must be a Layer 2 network that runs MSTP to prevent loops.

  4. D

    The network between TORs and core switches can be either a Layer 2 or a Layer 3 network.

Show answer and explanation

Correct answers: A, D