HOW TO CREATE IMAGE OF A DATAFILE IN YOUR COMPUTER USING NERO

It is possible to create image not only from a CD or DVD but also from a file on your computer by using Nero.
1.start Nero Express Essential
2.Select Rip and Burn 
3.Select Copy Disc(if u choose Copy disk from the First window you can Only copy from CD or DVD)
4. select DATA from the Left Box.
5.Select  Data CD(if the file is below 700mb),select Data DVD (if the file is gigantic).
6.Add data to your disc.Then Click Next.
7.Select Current Recorder to Image Recorder[CD-R/RW].
8.change Disc name if you want so.
9.Then Click Burn.
10.Set the folder where you want to save the image.Click Save.
11.You will get the Image(.nrg)  of your data which you have burned.