H11-851 : HCNA-VC (Huawei Certified Network Associate – Video Conference) : Part 04
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According to different protocols, the video system can be divied into ( ), ( ) and H.232. (Please choose 2 answers)
- H.239
- H.320
- RTP
- SIP
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Which of the following can be only one-way communication, but cannot communicate? (Please choose 2 answers)
- Phone
- Broadcasting
- TV
- Video Conferencing
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( ) is a mark, which identifies the meeting on MCU.
- Conference access number
- Conference special code
- Service Code
- Chairman of the special service
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How many master slot the MCU8600 supports?
- 1
- 2
- 3
- 4
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GCCA Board only can be installed in 1 slot of MCU8650.
- True
- False
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The main index of the video is resolution and frame rate.
- True
- False
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Which is the media stream processing center of Video System?
- MCU
- Network Control Center
- RM
- vBill
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In H.323, G.729 audio codec protocols
- True
- False
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RRQ are signaling terminal registered GK’s request.
- True
- False
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What is high-definition video input terminal interface (select 2 answers)
- HD IN
- SD IN
- COM
- AUDIO IN
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What is the resolution of 720P?
- 1024*720
- 1280*720
- 1280*1080
- 704*576
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Integrate H323 video conferencing system and SIP system need ( )
- GW
- GK
- MCU
- Terminal
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The main indicator of the video are resolution and frequency
- True
- False
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( )defines between the call signaling (Q.931) and node and GK(RAS)
- H.225
- H.245
- H.239
- H.283
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Video conferencing is a set of voice, images.
Data in the integration of an interactive multimedia information business.
- True
- False
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GK has the function of regional management.
- True
- False
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MCU8650, MCU8660 and MCU8650C can be expanded by adding veneer.
- True
- False
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Which of the following belongs to HD resolution? (Choose 3 answers)
- 1080P
- 1080I
- 720P
- DVD
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H.323 protocol can only be used in the UDP application layer.
- True
- False
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Intelligence can only be done through the IP network forms
- True
- False
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