Type: Disk Image Files

Acronym: Virtual CD

Opens With: Roxio Toast 11, Roxio Popcorn 4, Roxio Creator 2012

Disc image of a CD or DVD; recognized by Windows as an actual disc, even though the data is on the hard drive; allows CDs and DVDs to be used without requiring physical drives; useful for mounting discs on network computers.


Type: Disk Image Files

Acronym: FarStone Virtual Drive

Opens With: FarStone VirtualDrive Pro 14, EZB Systems UltraISO

Copy of a CD or unprotected DVD saved as a compressed image, or virtual disc; can be run in place of the original disc in any one of up to 23 virtual drives.


Type: Data Files

Acronym: Value Change Dump File

Opens With: Altera Quartus II

Data dump generated by logic simulation programs and saved in a text format; contains header information, variable definitions, and value changes for specified variables; value changes are given in scalar or vector format, based on the type of variable.

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