Question

3. DVD an BD
4. Bitand Byte​

Answer 1

Answer:

HI MATE HERE'S YOUR ANSWER

DVD- DVD players use a red laser at 650nm wave length to read DVD discs. As the disc spins the laser reads the information encoded on the media and produces an image and sound on your television. Blu-ray- Like the name suggests Blu-ray players use a blue laser to read the stored information.

byte is much bigger — eight times bigger, to be exact, with eight bits in every byte. By extension, there are eight megabits in every megabyte, and one gigabyte is eight times bigger than one gigabit.

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