So it is better to know what ISO images really are. Well that is not going to support you if you head on with intricate software and operating system issues for the long run. Do you ever wonder what do they mean exactly while working with them? Most of the users do not pay much attention to the detail of the file, but rather proceed with the procedures that lay ahead. If you have been dealing with softwares and operating systems for a period, then you must have come across an indispensible terminology as 'ISO image' or 'ISO file'.