I frame is a complete picture, and P-frames and B-frames is recorded with respect to change in I frames.
Answer(s): A
Which layer does the HD terminal video communications system located in?
Answer(s): D
Large capacity multipoint generally cross-regional, level larger conferences, generally require multiple cascaded MCU to ensure adequate capacity, the meeting was more superior to the lower convey style.
How many process does the IP address call mainly includes? (Choose 2 answers)
Answer(s): B,D
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