What is the difference between dvd rom and cd rom

One should buy a CD ROM, if the data to be stored is not very important and it is to be stored for a short period of time. Points: 5. They are ROM that means only data can be read from such devices and they are permanent storage devices. Points: 1. If you think my question is not elaborated, I will do it.

Regards Manesh Dumde. There is a difference regarding these two things and it is basically on the usage scenario and its applications. DVD stores much more data than a CD as it has more space. DVD has a space of about 4. Points: 2. We can only write the data at once and read many times. But we even have 8. CD stands for compact disc DVD stand for digital versatile disc. CD:CD is read by infrared light at a wavelength of nanometer at a speed of kilobytes per second.

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