A.1

B.2

C.4

D.3

A.USB interface

B.Video input source

C.IdeaShare

D.Audio input source

A.Multi-stream conferences do not support multi-view broadcasting.

B.Multi-stream hybrid conference supports AVC and SVC terminal access, supports cascading with fully adaptive conferences, and also supports cascading with multi-stream hybrid conferences.

C.Compared with the AVC conference. In the SVC conference, the terminal side completes the coding and decoding, and the NCU is only responsible for forwarding.

D.Pure SVC conferences take up more resources than AVC conferences.

A.The server must take further action to complete the request.

B.The request is received, processed, and successfully accepted.

C.Indicates that the SIP server fails to complete the processing of the correct message

D.The server has received the request message and is processing it.

A.TRUE

B.FALSE