When answering this interview question about your experience with media buying for different ad formats, you should start by outlining your overall experience with media buying. You can discuss your past roles and responsibilities, including any experience you have had managing media budgets, working with media vendors, and analyzing campaign performance.
Next, you can talk about your experience with different ad formats, such as video, native, and display. For each format, you can discuss any specific campaigns you have worked on and the strategies you used to optimize their performance.
For example, when discussing your experience with video ads, you can talk about the types of video ads you have purchased, such as pre-roll or mid-roll ads, and the targeting options you have used to reach your desired audience. You can also discuss any challenges you have faced with video ad campaigns, such as optimizing for viewability or engagement, and how you addressed those challenges.
Similarly, when discussing your experience with native or display ads, you can talk about the specific types of ads you have purchased, such as carousel or banner ads, and the targeting options you have used to reach your target audience. You can also discuss any challenges you have faced with these types of ads, such as optimizing for click-through rates or minimizing ad fatigue, and the solutions you have implemented to overcome those challenges.
Overall, the key to answering this question is to demonstrate a strong understanding of media buying principles and strategies, as well as specific experience with different ad formats and the ability to optimize campaigns for maximum performance.