Meta (Facebook) Interview Questions

Khushbu R. - "General Approach (using Max-Heap) Use a max-heap (priority queue) of size k. For each point: Compute the distance to P. Push it into the heap. If heap size > k, remove the farthest point. The heap will contain the k closest points to P. import java.util.*; public class KClosestPoints { static class Point { int x, y; public Point(int x, int y) { this.x = x; this.y = y; } // Euclidean distance squared (no need to take square root) p"See full answer

Mark - "Questions: Is "Facebook Search" referring to the overall search bar at the top where users can search across multiple facebook products (people, events, groups, marketplace, etc.) Interview (I): Assume it is for the overall search experience What's the current goal for Facebook as a company? How does Facebook search fit into the current company goal? I: Your call **What's the goal for this improvement for Facebook Search? Are we aiming to drive engagement overall?"See full answer

Tony A. - "The correct question is: Build a product for celebrities to engage with their followers."See full answer

Ammro H. - "I am not sure if I agree with the approach taken in the mock video. Should FB build a tablet? is not the same as "Design FB tablet." This is an analytical decision question, not a design question. I would have done strategic analysis using Porter's five forces or maybe SWOT and value chain analysis to decide rather than designing a product. My answer will be to examine critical factors to decide to build tablet vs. to build apps for existing non-FB tablets (ipads and android tablets) Users"See full answer

Amparo L. - "One time at Lifetime Fitness 2019, One student was throwing a lot of towels in the counter which made things very disorganized, then I made a compromise with my coworker to put 2 towels at a time and then it worked well because it made the workspace very organized."See full answer

P K. - "Assumptions: Part of the core FB product and not standalone app/ Education for children in 13-18 range Goal: To improve the education of children while building stronger social networks with their family/friends and thus further the mission of the company of bringing the world together and offering tools to form communities. Key user segments: Students (middle and high school) Teachers Parents For the purpose of this exercise, I would like to focus on the student user gr"See full answer

Bryan K. - "Did a quick 30 min writeup on this and I'm submitting before I review/edit. Success metrics for Spotify Podcasts Clarify Focus is on Spotify Podcasts, which are audio content posted by Spotify Content creators Spotify Podcasts exists across all devices Spotify as a company is at a mature state and is looking to enhance retention and revenue (monetization) Spotify makes money through ads, Spotify Podcasts too - Assuming that Spotify Podcasts has some sort of ad product where adv"See full answer

Srini K. - "performance issues and sudden spikes on input requests by scaling techniques and optimization."See full answer

Avon T. - "Initialize left pointer: Set a left pointer left to 0. Iterate through the array: Iterate through the array from left to right. If the current element is not 0, swap it with the element at the left pointer and increment left. Time complexity: O(n). The loop iterates through the entire array once, making it linear time. Space complexity: O(1). The algorithm operates in-place, modifying the input array directly without using additional data structures. "See full answer

Reach G. - "What is Facebook Live? Facebook Live is the posting of a live video -> Virtual events, QA, conversation, presentation/performance. It can be on your Facebook page, event, or group. Mission Facebook's mission is to connect people and bring the world closer together. The mission of Facebook Live, from my perspective, is to enable individuals to engage ( message), discuss, and learn in real-time with their role models, influencers, and others to discover and establish stronger connect"See full answer

dan - "Approach: 1) clarify and communicate baseline assumptions. 2) communicate how solving for this will align to FB's mission. 3) define the user groups we are solving for 4) Define the user journey pre/during/after natural disasters 4.a) pick a user group we want to go with 5) identify the painpoints for this user groups user journey 6) think about solutions 7) prioritize and elaborate 1) clarify and communicate baseline assumptions. Q: Can you tell me why FB is interesting in building"See full answer

Scott S. - " The Situation A few months ago, our trading platform started experiencing significant latency issues during peak trading hours. This latency was affecting our ability to process real-time market data and execute trades efficiently, potentially leading to substantial financial losses and missed opportunities. Identifying the Problem The first step was to identify the root cause of the latency. I organized a team meeting with our data engineers, DevOps, and network specialists to gather"See full answer

Aryan B. - "I'm going to assume I'm the PM for Events. Clarifying Questions: Is there any reason why we're improving Events, perhaps any bugs or feature requests? I'll assume improvement is open-ended Are we scoped to Facebook mobile or web? I'll assume no I'd like to break this problem down into three areas: goals, users, and solutions. Let's talk about goals first. Higher-level goal for Facebook & Events The higher-level goal for Facebook is to bring people closer together and empower"See full answer

Shivam B. - "To address this question, I'll assume that Horizon Worlds is a virtual reality platform offering immersive experiences and content to users. As a Product Manager at HW, my approach would be to focus on metrics that align with the growth stages of the product. I'll use the AARRR framework (Acquisition, Activation, Retention, Revenue, Referral) to guide our analysis. Assumptions: Horizon Worlds is primarily a content-driven virtual reality platform. The business model includes both free"See full answer

Anonymous Muskox - "Goal/Vission of company Understanding of Whatsapp -> Whatsapp platform for people where they can connect with people remotely, they can chat with them, they can do a video call, they can send pdf, location, contacts, etc. Basically, clarify your understanding of WhatsApp. Whatsapp Goal -> connecting the people remotely in a hassle-free manner Vission 3-4 years down the line -> More engagement and retention of the users. For this vision what is the user's intended action Define"See full answer

Elle Z. - " why do we want to improve the DMV? we’re a startup and we want to improve the experience at the DMV what is the DMV? my assumption is that this is for the US only, and is the department of motor vehicles. and this is where folks go to get IDs, register their cars, etc. is that correct or am I missing anything about what the DMV is? is there a timeframe to launch? are there any other constraints that I should be aware of? context: what is the DMV - the DMV is a something of a"See full answer

Upasana S. - "Clarifying questions: What is a roofer? A: A person who constructs and repairs roofs. Should this include construction companies or the actual people who construct it, like masons, labourers? A. you can define the segment Any specific geography to operate in? No, any geography or worldwide can be chosen Does the company have a goal in mind? New product creation to capture a market. Can the product be a physical product? Yes. In terms of constructing roofs, there is generally no separate company"See full answer

Rani Y. - "Design a Fundraising product Clarifying questions : Are we creating this a standalone product or creating this within Meta apps ? Global product ? Lets say global product What is fundraising ? Raising money for cause Why is it imp ? Allows individuals to see bigger changes with small contributios why now? increased social causes, creator economy, or global crises. Want to make it accessible for everyday person rather than limiting to bigger organizations Ties into Metas mission to give"See full answer