Question

diffrentiate between CD and DVD​

Answer 1

Answer:

A compact disk can hold up to 700 MB of data while a digital versatile disk can hold a maximum 17 GB of data. ... In contrast, in DVD this metal layer is situated in the centre of the disk. The layers of pits and land on a CD can be only one whereas in DVD it can be two.

Explanation:

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Answer 2

Answer:

CD stands for Compact Disc is optical medium that can store digital data.it can store about 700MB of data.CD quality audio that can last for about 80 minutes or video lasting for 60 minutes.

DVD stands for Digital Versatile Disc. A standard DVD can hold 4.7 GB of data. IIt can store large video and movies.

the capacity is the biggest difference between CD and DVD