the "#" is the prompt, specifically the 'root' user prompt. a normal user prompt would be "$". so, as root, run the 'find' command. specify to start the search in the root directory "/", and use the "-name" option to specify the name of the file(s) you are looking for "trident*" means any file that starts with "trident".
the command to type, as root, is the following:
Code:
find / -name trident*