Multimedia means that computer information can be represented through audio, video, and animation in addition to traditional media
举一反三
- The premise of data compression is that there is more or less redundant information in the data, and for multimedia information such as video and audio, humans can use their own perceived redundancy (distortion) characteristics to achieve a higher compression ratio. ( )
- In the flipped classroom we can gain different learning materials, they are: ( ). A: text B: video C: audio D: multimedia
- The traditional video encoding method is to process the entire video signal as a whole content, which can not be divided anymore, MPEG-4 encoding can achieve the complete extraction of a video information from the video signal, to meet human recognition habits of visual information. ( )
- Audio card can convert analog audio signals to digital form which can be stored as a computer audio file.
- HTML5 的正确doctype 是（ ）。 A: <media> B: <audio> C: <video> D: <movie>