[System] Is there a shell command to show the installed operating systems of a dual boot detai

view story

http://www.kubuntuforums.net – Is there a konsole command that will reveal the Operating System details of a dual-boot computer? I have a dual-boot computer. I was reading one of the newbie posts where he is having difficulty getting the new kubuntu installation to show as a boot option. It occurred to me that I did not know how to verify if an installation, having difficulty, was actually installed. His dual boot is win7 and kubuntu. Is there a command that will reveal all installed operating systems? If I could pass this information on to him/her, they could confirm that the installation was successful and then (HowTos)