Question

write a note on CDS​

Answer 1

Answer:

your answer is

Explanation:

A compact disc is a portable storage medium that can be used to record, store and play back audio, video and other data in digital form. ... A CD works by focusing a 780 nanometer wavelength semiconductor laser onto a single track of the disc.

Answer 2

Explanation:

hope helps you ✧･ﾟ: *✧･ﾟ:*