TERMS FOR DISCS
TITLE
The images or music of a DVD are divided into some units, among which title is the biggest one.
When playing a DVD, the movie is the title.
When playing a CD, the combined tracks make up the title.
CHAPTER
It is smaller than title among the units of a DVD. A title is made up of several chapters , and each chapter has a number for search. But some discs may not have numbered chapters.
TRACK
In a CD, each track has a number to enable search functions.
STRUCTURE OF DVD
DISC
STRUCTURE OF CD
DISC
TITLE
TRACK
CHAPTER
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