This question might sound absurd for all those familiar with PeopleTools prior to version 8.50.
Until PeopleSoft HCM Release 9.0, Verity Search engine was within PeopleSoft. With PeopleTools 8.50 and HCM Enterprise Release 9.1, Verity has to be installed separately. Here is a good post I found on installing Verity for Tools version 8.5.

Read Futher: http://peoplesoftwiki.blogspot.com/2010/09/how-to-install-verity-se...