Explain the need for synchronization in multimedia systems.
How is a time inteval specified? What are the ways in which two can be related in time?
Contrast graph-based and script-based representation schemes for multimedia authoring.
What are Petri Nets? What variations are helpful for multimedia? Which ones are better for specifying: synchronization, user interaction, hypertext browsing, user coordination for computer-supported cooperative work.
Explain the problems of: skew, jitter.
What are some of the problems regarding synchronization of MPEG information when inter-frame coding is employed?