devices

How to format a disk image

Usually, you won’t create a disk image; in fact most of the times you would download it and then mount it somewhere or burn it to a CD/DVD.
However, there are cases in which you could need to create a disk image of a given size, format it and then mount it as a normal device. This happens for example when you want/need to set up a swap file instead of a swap partition or if you want to get a fake floppy disk drive when you don’t even have the driver.

So, let’s see how can you create, format and mount a floppy disk1 fake image:

  1. Create the file that will contain the image with