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Testing Digital Video

Table of Contents:
Definition and Overview
1. MPEG2 Testing
2. MPEG2 Transmission and Distribution Networks
3. Network Tests and Measurements
Self-Test
Glossary
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Self-Test
1. An MPEG2 encoder begins working with ________ video and audio content.
a. digital
b. analog
2. Currently, the size of the data stream and the quality of the resulting picture _____ directly correlated.
a. are
b. are not
3. The PID identifies _________.
a. video streams
b. audio streams
c. PSI tables
d. all of the above
4. PID values are __________ by MPEG–encoding equipment.
a. unique
b. assigned randomly
5. A sanity check refers to the __________.
a. checking of PSI tables for correct syntax and repetition rate
b. checking for unreferenced PID
c. checking decompressed audio and video against each other
d. checking for missing PIDs
6. PSI table decoding proceeds ___________.
a. backwards
b. forwards
7. The technology of choice for digital video is __________.
a. ATM
b. synchronous transfer mode (STM)
c. TCP/IP
8. ___________ brings fiber closer to the end user.
a. HFC
b. SDV
9. _________ is ideal for terrain with little vegetation and high mountains.
a. MMDS
b. LMDS
10. _________ video can be edited by non-linear editors.
a. analog
b. digitized
Glossary >>

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