Interview Questions

Scarlett S. - "(This is debugging, then trade off question) WAU and email open rates can be influencing each other, especially an email opened and then clicked could lead to an active user, but it doesn't necessarily mean that they have correlations or be the only reason causing changes. The approach So we definitely need to look at each cause of Why MAU goes up, and why email notification open rates go down, then develop some hypothesis on for proper cause, I'd love to gather some info to narr"See full answer

Rahul J. - "find total sum. assign that to rightsum traverse from left to right: keep updating left sum and right sum, when they match return the index. else if you reach end return -1 or not found"See full answer

Satish murthy D. - "It is very easy to shy away and not make a decision because you might feel the right information is not there to make a decision While dealing with ambiguity it is essential to remain Calm. And Establish what it is you want to achieve by asking a lot of questions to the necessary stakeholders Access the risk, analyze the data at hand, ask the right questions, and be very clear and concise in decision-making"See full answer

Alina G. - "Order the result in descending month is not applied in the solution"See full answer

Ian S. - "Clarifying questions: What are we defining as "participation"? Does it include creating a live stream? Or is it just viewing a stream? Engaging (commenting/reacting) with other viewers during a live stream? ["Participation" = Watching, commenting, or reacting to a live stream as it's being broadcast, not during replays] Are these live streams from major broadcasters expecting large audiences? Or individuals making use of live broadcasting from their phones? [Across the board] "See full answer

Jiin S. - "I would use A/B testing to see if the new feature would be incrementally beneficial. To begin the testing, we should define what's the goal of this testing. Let's say the new feature would increase the average number of trade by X. Then randomly assign the clients to two groups, control and test group. Control group doesn't see the new feature and the test group see the new feature. We could also stratified sampling if we want to make sure cover different customer segmentation. During this desig"See full answer

Cesar F. - "Outliers are data points that significantly deviate from the majority of the data distribution. They can arise due to various reasons, such as measurement errors, natural variability, or rare events. Outliers can distort statistical analyses and machine learning models, making it crucial to detect and handle them properly."See full answer

GalacticInterviewer - "Approach 1: Use sorting and return the kth largest element from the sorted list. Time complexity: O(nlogn) Approach 2: Use max heap and then select the kth largest element. time complexity: O(n+logn) Approach 3: Quickselect. Time complexity O(n) I explained my interviewer the 3 approaches. He told me to solve in a naive manner. Used Approach 1 had some time left so coded approach 3 also The average time complexity of Quickselect is O(n), making it very efficient for its purpose. However, in"See full answer

Ben G. - "Ask Follow up Questions Is this for specific type of user or open? Do we have any past research that has been done? Do we have an idea of company and user goals? Do we have metrics of success? Are there any existing constraints? Why  |  5 min Why is this product or feature important? How does this product benefit customers? What business opportunities does it create? What is our hypothesis? What are our company goals? Who  |  3 min Who are the different types"See full answer

Anonymous Mouse - "Clarify context: I'll assume that I'm a PM at Apple in this case 3 - 5 years: medium to long term thinking. So we're not just thinking about the next release. Any resource constraints? For example, any limitations on the number of engineers I have available, or can I assume that we might be able to deploy the entire iOS eng team to solve this if the problem and solutions are exciting enough? Assume no resource constraints for now, but will be thoughtful about feasibility. Any particular"See full answer

Anonymous Jellyfish - "Thank you for the question! Normally, I would want to ask some clarifying questions to try to better understand the scope of the problem. Below are some of those questions & assumptions I am going to make because I need to submit an answer without getting a response. Question 1: What is Facebook’s north star metric for this exercise? Growth? Engagement? I’m also keeping in mind that because we are talking about building a birthday feature in the earlier stages of Facebook, their north s"See full answer

Rohan S. - "Honestly, I would’ve loved something like this when I was younger. I couldn’t wait till the day I was 18 so I could start investing and would read personal finance books on random topics. Clarification Questions Kids is a very broad term, is there a specific age range you had in mind or would you want me to determine that myself? > I will assume that this will start off as an application, and then later can be integrated on a"See full answer

Elle M. - "As a project or program manager to influence effectively without direct authority, focus on building credibility and trust by consistently delivering results, demonstrating empathy for stakeholder needs, and aligning everyone on shared goals. When managing up, tailor communication to leadership’s priorities and concerns—bring actionable insights, clear data, and potential solutions to the table. When managing down, empower teams by promoting ownership, offering timely recognition, and maintainin"See full answer

Sathi C. - "Being a team player is very important to a small to medium team where each individual play a role to set the culture of collaboration for the team. I will definitely be coaching my report to improve on becoming a team player and trying to influence to understand why it is utterly important for her/his individual growth and success. A ship can not be built by only two hands and any disconnect within the team can prove to be costly."See full answer