A cladogram (from Greek clados branch and gramma character) is a diagram used in cladistics which shows relations among organisms.
Finding Your Windows Version. 1  1. Open the Run box. You can access this from the Start menu, or by pressing 2  +. 2. Open About Windows. Type and press 3  . 3. Check your version. Your Windows release will be displayed at the top (Windows 7, Windows 8, etc.).
Turns out the version of Ubuntu, that was preinstalled was some kind of special OEM release for dell laptops/for the 3521/. So my question is - Is it possible for me to get that OEM image, that was preinstalled on my computer before I formatted the hard drive?