For example ISO images are widely used as they are compatible with many operating systems while DMG images are specific to Mac OS X machines. Each type has its own uses and advantages depending on your needs. Commonly used types include ISO (ISO 9660) images, CUE/BIN images (bin/cue), DMG (Apple Disk Image), VHD/VMDK/VXD images (Virtual Hard Drive), and Ghost images (Norton Ghost). Disk imaging can also be used to clone a disk with identical content onto another disk in order to upgrade it.ĭisk images are typically referred to by their type (e.g., ISO or DMG) which indicates how they were created and what type of virtualization technology will be needed to use them. The image file is usually compressed into a single file that can be stored on another medium for safekeeping or transferred over the internet for remote backup.
When creating an image of a drive, disk imaging software captures every bit of information from the source drive, including partitions and files. It is most commonly used for backups, system recovery, and data migration.
Disk imaging software allows users to create an exact copy of the contents of a hard drive or other storage device, such as a USB flash drive.
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