Huawei HCNP-VC (Huawei Certified Network Professional- Video Conference) - H11-861 Exam Practice Test
The sharp and smooth policy is applicable to single-point conferences and multiple local points conferences, except multiple remote points conferences. ( )
Correct Answer: A
NAT works at the ( ).
Correct Answer: A
The HD endpoints support 16:9 output in ( ) (Select 3 answers)
Correct Answer: A,C,D
For static NAT, which of the following statements are true about the signaling sent to set up a call from a public network terminal to a private network terminal. ( ) (Select 3 answers)
Correct Answer: A,C,D
In video firewall mode, the endpoint connected to the GEO port can call the endpoint connected to the GE1 port by IP address.()
Correct Answer: A
MSDA is Master Slave Determination Acknowledge (The carried Master or Slave flag refers to the status of the local endpoint.) ( )
Correct Answer: A
Multichannel audio mixing uses quick voice detection so that background noises can be entirely cut. The traditional simple multichannel audio mixing will not introduce enormous background noises. ( )
Correct Answer: A
The cascaded conference can have no more than three layers. ( )
Correct Answer: A
An MCU is must for point-to-point calls between endpoints, but is optional for multipoint conferences. ( )
Correct Answer: A
The GK must support BRQ, BCF, and BRJ messages and accept all requests for changing bandwidth. ( )
Correct Answer: B
The three HD display modes provided by the HD video terminal are ( ). (Select 3 answers)
Correct Answer: A,B,D
The SIP works on the basis of messages which are the base units for the interaction between the SIP client and server().
Correct Answer: B
Reverberation time refers to the period of time taken for a specified decrease (usually 60 dB) in sound pressure level at a given frequency and point in an enclosed or partly enclosed space, after the sound signal from an acoustic source is interrupted. Generally, the reverberation time is represented using T60. ( )
Correct Answer: B
Which of the following is not a disadvantage of forward error correction.()
Correct Answer: C