Competency based interview. Exxon makes quite a lot of use of these types of questions these days and I love them .Please describe a time where you had to convince a group of your idea and how you handled the situation? Another challenge is the continuing need for new, breakthrough technologies that can help find, develop and/or produce oil and gas. Technology more than anything else has been the driving force behind the industry’s ability to deliver increased oil and gas production safely, efficiently and in an environmentally sound manner.