4-10 MPEG

Question 1

MPEG

Answer 1

moving picture experts group; development of standards for coded representation

Question 2

MPEG 1

Answer 2

LOSSY compression scheme; video CD

Question 3

MPEG 2

Answer 3

DVD & Digital Radio; AAC = advanced audio coding; more channels/higher sampling frequencies

Question 4

MPEG 3

Answer 4

first for HDTV, abandoned as MPEG2 was okay

Question 5

MPEG 4

Answer 5

compressed av stream that splits content into audio/video/titles/subtitles;facilitates streaming media, broadcast television

Question 6

difference in mp3 and mp4

Answer 6

mp3: audio; developed by MPEG
mp4: multimedia; developed by iso from quicktime container