Examination for discovery is the out-of-court examination (questioning) under oath of the parties to an action (lawsuit). Examination for Discovery involve lawyers from one side asking individuals from the opposing side a series of questions.Examination on discovery provides the trial lawyer with an effective means of obtaining valuable evidence and of weakening his adversary's case. Examination for discovery. Examination for discovery allows you and the other parties to ask each other questions, under oath, before the trial. Step 3: Fill out the answer form – use black ink only. In rare circumstances however, they may consist of a written exchange of questions and answers. In Ontario, they usually audiotaped, instead of videotaped. We hope that you find this Handbook helpful, and that it provides some aid in protecting your rights behind bars. Ontario, Pennsylvania, Tokyo, Washington. Location.