H11-851 : HCNA-VC (Huawei Certified Network Associate – Video Conference) : Part 09

H11-851 : HCNA-VC (Huawei Certified Network Associate – Video Conference) : Part 09

1. The following protocol encryption protocol is ( )

   • H.225
   • H.245
   • H.235
   • H.283

2. The main control board GCCX is core processing unit of the system, responsible for video, audio, information exchange process, and execution control command operations management center.

   • True
   • False

3. GK according to the called number parsing GK regional node is called node belong to the neighbours, GK support GK request parsing was called number to neighbor

   • True
   • False

4. An MCU can belong to up to ( ) service area

   • 1
   • 2
   • 3
   • 4

5. .According to the different function modes of intellectual can divide (select 2 answers)

   • Immersive intelligence
   • multi-screen intelligence
   • multifunction intelligence
   • Single-screen intelligence

6. User access layer is composed of various types ( ).

   • MCU
   • GK
   • GW
   • Terminal

7. LRQ is the node positioning request

   • True
   • False

8. MCU main control board GCCX primarily responsible for video, audio, signaling and other information exchange process, and execute control commands business management center.

   • True
   • False

9. How many MCU resources maximumly does Multi-resource management center can manage?

   • 128
   • 256
   • 64
   • 512

10. The function of Switch Centre is ( )

    • External ports provide third-party telephone numbers
    • provide address resolution, access control, bandwidth management and regional management functions 
    • monitoring node registration and call status
    • Collaborative Resource Manager to achieve special code calls and site call function

11. Which of the following HD camera mode to configure whether to allow the camera to forward infrared signals to the terminal?( )

    • IR
    • VIDEO
    • FLIP
    • MCU

12. SMC2.0 add a non-Huawei device, select “Other devices”

    • True
    • False

13. 225 protocol can be used for conference control

    • True
    • False

14. IP relative to E1, stable bandwidth, QOS and security, data confidentiality, better security.

    • True
    • False

15. Huawei Intelligence and Cisco TelePresence can be interoperated.

    • True
    • False

16. What is the range that the human ear can recognize the sound frequency?

    • 10~10K
    • 20~20K
    • 30-30K
    • 40~40K

17. Access control belongs to the functions of GK

    • True
    • False

18. E1 comparative advantages of IP(Select 3 answers)

    • Bandwidth stable
    • QOS guaranteed
    • Data confidentiality, better security
    • low cost, line can be shared

19. When the two MCU do cascade, how many the bandwidth of the venue it will take at least?

    • 1
    • 2
    • 3
    • 4

20. What are belong to video code protocols? (Select 3 answers)

    • H.261
    • H.263
    • H.264
    • H.281