The above-mentioned programs are written so that before they start, they check for in the drive optical disc corresponding structure with a set of "official" and "service" files. Replace the drive to be able to just as a replica. In addition, these copies are not necessarily written on the net "Blanks" optical disks. With the help of certain programs, they can also save to your hard drive, which is much easier in the future will help to avoid the problems of "cluttering up" the workplace. Recorded on the hard drive virtual media (disk images) can be used as high-grade optical discs. These programs usually also allow you to create on the computer an additional virtual optical drive (or a few if necessary), in which you can "embed" recorded on the hard disk virtual optical disks (disk images). In this case, the computer will treat the virtual drive and drive it as real.

Disk images can be used in many other cases. For example, you took someone several discs with toys, movies, programs, etc. There is a desire to make yourself a copy, but as an evil, empty "discs" no . You can create these disk images on your hard drive and burn them to "blanks" later. In general, virtual disk – it is very convenient and practical. I am sure that you understand the principles of their work, You come up with many ways to their application. Additionally, you can create images not only cd or dvd discs, but also disks and other media.

Images of optical discs are stored on the hard disk as files in various formats: iso, nrg, mds, ccd, bin / cue, cdi, bwt, B5T, etc. Each of them has pros and cons. The most popular, and broadcast are iso, nrg, and others. There is a lot like "specialized" programs to work with disk images (Alcohol 120%, Ultra Iso, etc.) and software packages (eg, Nero), includes the appropriate utility. So that each bit poborozdiv bezkraynie the internet, can choose a most suitable. A large number of users burn CDs, video and audio rightly prefer Nero, and if your machine is already installed is not very old versions of this program to work with virtual disks that is enough. No need to install the "specialized" program is not worth more because the extra software affects the stability and performance of your computer. Create a disk image with Nero is very simple.