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The ISO can be burned to a CD or DVD to create a copy of the original disc. Once you have the file, there are several things you can do with it.
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Or they can be downloaded from the internet. ISO image files can easily be created using software such as WinX DVD Ripper, all you need is a ROM drive and an optical disc. Even Microsoft utilizes ISO image files and the Windows install DVD is these days distributed as an ISO. These files, which can also store a copy of DVD or Blu-ray media, are more commonly known as ISO images.
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This made it possible to store collections or backups of your important optical media in one location. The original idea to create an exact copy of a CD-ROM disc and place the data into a file which can be stored on a hard drive or USB flash drive was a great invention.
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