T-111.2350 Multimedia Technology
Exam 29.8.2006

Write the course name, date, your name, and your student number on each answer
paper.


1. Multimedia vs. hypermedia

Which are the most common features between multimedia and hypermedia. What
about separating features? Is hypermedia part of multimedia or not (justify
your opinion)?


2. Serial Buses

Compare USB and Firewire buses. What are typical transfer speeds? Which wires
are used in the buses? To which bus can equipment be connected, while the power
is on? Which bus scales better to large installations? Which bus is cheaper to
use and why? In your opinion, which bus supports multimedia better and why?


3. Psycho Acoustics

Define briefly few lines per each item what to do the following concepts in
psycho acoustics mean:

    - Frequency range
    - Dynamic range
    - Frequency properties of sound
    - Influence of time
    - Masking effect
    - Binaural hearing


4. Real-Time Transport Protocols

Which are the three most important real-time transport protocols? Tell the
purpose of each transport protocol and which are its most important tasks?


5. Digital Subscriber Lines

Which are the six most important digital subscriber lines? What are both the
abreviation and full name of each technology? Tell the most important
differences of each technology compared to other digital subscriber lines.