A.If there is a shared presentation in the meeting in the lecturer view mode,The demo image is displayed on the large screen.

B.In the lecturer view mode, if there is a shared presentation in the meeting, the presentation image will be displayed on the small screen.

C.In the lecturer view mode, if there is no shared presentation in the meeting, the video of the speaker will be displayed on the large screen, but the user cannot lock the video of a certain speaker.

D.In the speaker view mode, if the user broadcasts or chooses to watch the venue,The big screen will switch to the broadcast or selected conference site video.

A.Speaker view

B.Picture outside picture view

C.Picture-in-picture view

D.Gallery view

A.400M

B.120M

C.200M

D.60M

A.FALSE

B.TRUE

A.True

B.False