Interview Questions

Aabid S. - "I work at a startup that makes software for Law Enforcement and the FBI. Our product analyzes calls being made by prison inmates and "listens" for predictors of violence and criminal behavior. Our clients are some of the top state prisons in the country. Recently one of the largest states in the country decided to evaluate our product for their prison system. I demo'd the product to the officers and they seemed to like everything. During the presentation they asked us if the product was ADA com"See full answer

Praveen - "Narrow down scope with clarifying questions: Confirm that Reactions are the like, love, sad and other icons that facebook users can respond with on your post. Understand the metric: is "down" ... absolute number or is it a ratio of reactions per post? Understand the boundary conditions: Is it specific to a certain region, certain segment of users (only from new users versus active users), happening on personal posts or group posts, happening on app versus desktop/mobile etc. Under"See full answer

Vijay M. - "Very well done."See full answer

Yao X. - "In general, I don't think Google should go into ridesharing market at this point. (06/2020) I have 3 reasons why Google should not get into ridesharing business at this point and a exception. Reason 1: Current market With major players like Uber and Lyft occupying around 90% of the market, current ridesharing business market is already crowded. These companies have been around for 6-7 years and users already formed the user habit of using either Uber or Lyft when they need a car to go some"See full answer

WaterBuffalo - "One of the most challenging situations was joining a new startup to realize that they did not figure out their core product and that customers were dissatisfied and leaving in droves. I worked together with the leaders to understand the core issue and the reasons that the customers were leaving. Then together with the team, we set out to map out those core issues and the gaps that we had in our product. We then worked towards designing a new solution to address those gaps and build an MVP. W"See full answer

Palak A. - "Designing a system to deny services to requests from banned IPs involves integrating real-time IP checking with your service architecture. Here’s a detailed outline of how you can design such a system: System Design Overview The goal is to ensure that your service can efficiently check incoming requests against a list of banned IPs and deny access when necessary. The system will leverage an external API, security.gov.x, to determine if an IP address is blocked or allowed. **Key Compone"See full answer

Fahad K. - "Alright, let's think through this change of moving the 'like' button to a menu under three dots on photos I'll start by aligning this change with Facebook's mission, analyze key insights, define the product mission for this update, Identify the eco-system (n-sided marketplace) Look at the effects on the eco-systems, Effects on their needs and pain points. Identify the most important actors and most important actions Come up with some metrics that we may be using to"See full answer

Neha P. - "The mini case was very much interviewer led and the questions asked were following: Tell the value proposition of Capital One Shopping to a senior executive who has recently joined Capital One What factors would you consider to expand Capital One Shopping? Technical Considerations? AB testing analysis - Interviewer shared AB testing results and asked for my recommendation Summarize"See full answer

Kat - "Clarification: What types of jobs are we targeting? Are we talking about a broad market (like Indeed) or more focused—white-collar (LinkedIn-style) or blue-collar (gigs and tasks)? Where are we launching the marketplace—U.S. or globally? Let’s assume U.S. for now. Is this a standalone product or integrated within one of Meta’s existing platforms (Facebook, WhatsApp, Instagram)? Let’s assume it’s integrated into Facebook. Overview: Meta’s Mission: Why would Meta want to launch a"See full answer

Javed S. - "One good reason for using the doubly linked list is that to remove an accessed item in the list from its existing position say in the middle of the list and move it to the head, you need to update the previous node's next pointer and the next node's previous pointer. A singly linked list only has next pointers, so removing from the middle would require traversing from the head to find the previous node which requires O(n) time. A doubly linked list allows O(1) removal from any position because w"See full answer

Gaurav B. - "class TreeNode(var val: Int, var left: TreeNode? = null, var right: TreeNode? = null) fun isAverageOfDescendants(root: TreeNode?): Boolean { fun helper(node: TreeNode?): Triple { if (node == null) return Triple(0, 0, true) val (leftSum, leftCount, leftValid) = helper(node.left) val (rightSum, rightCount, rightValid) = helper(node.right) val totalSum = leftSum + rightSum val totalCount = leftCount + rightCount // If leaf n"See full answer

Manish M. - "Here is the sample answer from the Assistant at https://chat.openai.com/g/g-Z8yp2xrzt-fang-pm-interview-assistant As a Product Manager at Google, designing a product for air travelers involves leveraging Google's technological prowess and vast data resources. Here's a comprehensive approach: 1. \\Understanding Goals and Objectives\\ \\Primary Goal:\\ Enhance the travel experience for air travelers through seamless information access, personalized s"See full answer

Sahil A. - "Clarifying questions: Open metrics - Number of times users open the google document on a given day 10% decline - is it a gradual decline or steep decline? (since when) Do we witness decline from a specific geography? Decline for consumers or enterprise customers? Decline from web or mobile app? Review logs or bug reports to check if there are customer issues reports Internal Determine if a particular release is causing the issue Review other metrics to check if fewer do"See full answer

Amit S. - "YT's mission is to give everyone a voice and show them the world. So when a user is sharing their voice with us in the form of a feedback, I would receive it with open mind. I would first determine what the review is about: 1. app/website's performance 2. quality of content they experienced 3. complain about YT being addictive and causing them to lose time 4. difficulty in using the app/website (search, navigation, recent changes negatively affected their experience) 5. complain about other YTbe"See full answer

Pratik M. - "Few clarifying questions here Is the competitor a service and does it have other offerings as well? Is it charging $5 for a service or only email? Is it for a specific platform here? Or does it include all platforms? Does the competitor have a huge market share/or is it a small company? Let's assume it's only for email's The structure I would want to layout for knowing what to do next for Gmail would be the following - Mission, Goals, Google's revenue model, Customer Profiles using Gm"See full answer

Bipin R. - "As you know, this is the most important question for any interview. Here is a structure I like to follow, Start with 'I'm currently a SDE/PM/TPM etc with XYZ company.... ' Mention how you got into PM/TPM/SDE field (explaining your journey) Mention 1 or 2 accomplishments Mention what you do outside work (blogging, volunteer etc) Share why are you looking for a new role Ask the interviewer if they have any questions or will like to dive deep into any of your experience"See full answer

Alvis F. - "Requirements and Goals Primary Goal:Store key-value pairs in a cache with efficient access (reads/writes). Evict items based on a certain “rank,” which might reflect popularity, frequency, or custom ranking logic. Functional Requirements:Put(key, value, rank): Insert or update a key with the given value and rank. Get(key): Retrieve the value associated with the key if it exists. Evict(): If the cache is at capacity, evict the item with the lowest rank (or according"See full answer

Raja raghudeep E. - "There can be multiple effects on adjusting the context window of LLM, some I can think of are below: If window size is large then more tokens are in context which could increase memory and compute costs because of O(n2) attention complexity. Larger window can help in better responses in multi turn conversations but attention dilution can also happen."See full answer

Anonymous Hummingbird - "Clarifying questions: · Is there a specific scenario we are building before? Example: urgent need for a specific type of blood vs building up blood banks proactively. You decide · This would be for mobile/web and integrate into the existing facebook product? Yes Ok before we get started I wanted to discuss the facebook mission: to give people the power to build community and bring the world closer together. I can see how blood donation fits directly into this, enabling blood donation helps"See full answer