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Multimedia Signals and Systems

Mrinal Kr. Mandal

Chapter 14

OPTICAL STORAGE MEDIA - all with Video Answers

Educators

Chapter Questions

Problem 1

What are the advantages (and disadvantages) of optical storage media over magnetic storage media?

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01:27

Problem 2

Compare and contrast the storage principle of the $C D$ and gramophone record.

Sulav Pokhrel
Sulav Pokhrel
Numerade Educator

Problem 3

Compare and contrast the physical dimensions of CD and DVD.

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01:19

Problem 4

How does a DVD drive read a CD?

Guilherme Barros
Guilherme Barros
Numerade Educator

Problem 5

Compare and contrast the writing principles of CD-ROM, CD-R, and CD-RW.

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01:15

Problem 6

Why do we need CIRC encoding and EFM modulation? What is EFMPlus?

Melissa Salvador
Melissa Salvador
Numerade Educator
01:38

Problem 7

What is the storage capacity of a DVD? What is the raw storage capacity including the modulation bytes?

David Collins
David Collins
Numerade Educator
01:38

Problem 8

How many minutes of a digital movie can be stored in a DVD?

David Collins
David Collins
Numerade Educator
01:53

Problem 9

You have recorded your computer data in a CD-ROM (74 Minutes equivalent) with its full capacity. How long will it take if you read the $C D$ at $12 x$ speed? Assuming a BER of $10^{-12}$, what is the probability that there will be a bit error while reading the entire CD?

Donald Albin
Donald Albin
Numerade Educator