There are also a number of programs, such as Diskcopy, Virtual Floppy Drive (VFD) and Floppy Image Creator, that can create a virtual floppy in the absence of a physical disk (or, possibly, the absence of a computer with a floppy disk drive).
(dÄ­fâ²Ér) intr.v. difÂ·fered, difÂ·ferÂ·ing, difÂ·fers. 1. To be dissimilar or unlike in nature, quality, amount, or form: Ambition differs from greed. 2. To be of a different opinion; disagree: The experts differ on what should be done to fix the economy.
A variance is an indicator of the difference between one number and another. To understand this, imagine that you sold 120 widgets one day, and on the next day, you sold 150.