Differs from Unix to Unix. On some Unixen, you have a software package
manager that automates software installation. AIX has ODM, which is
a great deal like the NT registry. On some, you simply have to look
through with find if you don't know. In all cases, the method for
tracking installed software, even if there is one, can be bypassed
and you can install manually, in which case find is again your only
In short, "find" is the only universal method, and the only way to
> How can I know if a particular product(eg: Oracle) has been installed
> on UNIX, other than using the 'find'.
> On NT we can look at the registry entries. On Unix if the env
> variables are not set by the product during installation, how do I know
> if the product is installed.