Dissanayake, CKodagoda, NSuriyawansa, K2022-11-292022-11-292022-08-18C. Dissanayake, N. Kodagoda and K. Suriyawansa, "Automatic Question Extractor and Answer Detector in a Recorded Webinar," 2022 International Symposium on Electrical, Electronics and Information Engineering (ISEEIE), 2022, pp. 139-144, doi: 10.1109/ISEEIE55684.2022.00032.978-1-6654-6874-9https://rda.sliit.lk/handle/123456789/3088Online learning becomes the primary method of education due to the novel coronavirus (COVID 19). This research paper describes the automatic extraction of domain-related questions in a lecture video, identifies the answers given by the lecturer for both voice-based questions and chat questions. The paper also presents a method to identify whether a lecturer gave a valid answer for the chat-based questions in the later section of the video. Additionally, this paper describes the approach to identify the most accurate solutions from the custom search engine-based responses.enAutomaticQuestion ExtractorAnswer DetectorRecorded WebinarArticle10.1109/ISEEIE55684.2022.00032