音頻、視頻技術(shù)基礎(chǔ)單項(xiàng)選擇題每日一練(2019.07.22)

A.30%
B.50%
C.70%
D.90%

A.聲道越多，數(shù)據(jù)量越大，音質(zhì)越好
B.聲道越多，數(shù)據(jù)量越小，音質(zhì)越差
C.聲道越少，數(shù)據(jù)量越大，音質(zhì)越好
D.聲道越少，數(shù)據(jù)量越大，音質(zhì)越差

A.DVI
B.MPEG-1
C.MPEG-2
D.JPEG

A.Windows“錄音機(jī)”
B.Winamp
C.SoundForge
D.Cool Edit Pro

A.wav
B.mpga
C.mp3
D.voc