Interview Questions

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

Patrick B. - "Why do we have FB dating? How does it fit within FB's mission of connecting people and building community? Research shows that lonely people have worse health outcomes, get sick more easily, die faster, etc. There are many ways to solve for loneliness. FB already has Groups which connect people based on shared interests/hobbies. FB also has Messengers and other apps that help you connect with people you already know. Dating is an important way FB can help people form more intimate connections a"See full answer

Rasheek N. - "Clarify: I have some clarifying questions I would like to get answered Is this a podcast app that uses Netflix actors/actresses/producers/etc? Is this available to everyone or just Netflix subscribers? How is this product presented? Is it apart of the Netflix app or its own separate app? Goals: First thing first is to understand Netflix. Netflix is a streaming platform that differentiates itself by being the first platform that creates its own original content. It is facing massi"See full answer

Books' B. - "Please Review. Thanks In advance! Situation: ABC Product Planners asked me to help them to migrate their one Excel-based Macro into the web application. After having a few rounds of interviews with Product Planners, I realized that the macro was not able to solve their current problem due to its limitation and business teams were convinced that it couldn't be resolved completely. The key challenges they had with their current macro-based solutions were: It was able to compute all bui"See full answer

Laxman kishore K. - "Try not to take hints from the interviewer for solving the problem. They may provide hints but it would impact the final decision "See full answer

Daniel P. - "Gotcha, so I understand that our goal is to improve Google Docs and identify key metrics. Questions Is the purpose of these metrics to quantify the performance specifically of the features we suggest? Or Docs as a broader product and its impact on the Google ecosystem? Let's assume the former. Is there any goal we are trying to improve for Google Docs? Let's assume we want to increase usage, and have Docs also drive productivity suite subscriptions. Are there any specific"See full answer

Sravanthi M. - "public static boolean isPalindrome(String str){ boolean flag = true; int len = str.length()-1; int j = len; for(int i=0;i<=len/2;i++){ if(str.charAt(i)!=str.charAt(j--)){ flag = false; break; } } return flag; }"See full answer

Alice S. - "Clarify the problem. Ask lots of questions to uncover the root cause of the problem. This could be related to internal factors like releasing buggy updates or external factors like market trends, infrastructure, regulation etc etc. Establish where in the user journey the problem might be happening, if it's happening for a subset of users or for everyone e.g. on iOS platform etc etc, what time period has the problem occurred? Gradually or suddenly? How is the metric (in this case revenue)"See full answer

S P. - "I was working for an Insurance company and I was the lead PM responsible for delivering HIPAA 5010 835 (statement of bill claims received vs paid) transactions to healthcare providers/hospitals For this initiative as a PM, I was responsible to create and prioritize features around file creation. I collaborated with cross-functional teams, engineers, DevOps. First I conducted sessions with claims adjudication, SFTP file transfer, security, and privacy, clearinghouse, third-party vendors and ensu"See full answer

Marcos P. - "100 people per floor x 100 floors = 10,000 people. Uses of the elevator per day per person: 4, so 40,000 rides per day. Average length of a ride = 50 floors, assuming each ride is to the lobby. Target time per ride: 1 minute. Assuming 80% of traffic occurs during four rush hours, then 32,000 rides must happen in that time, so 133 per minute. Assuming six people per ride then you get 22 elevators required to operate during peak times. I reality you have to treat this as a Poisson arrival process"See full answer

Pankhuri T. - "Clarifying Questions - Who are we referring to "friends" and "non-friends"? (My assumption is people who we follow and they follow us back are our FRIENDS and people who we just follow, recommendations by Facebook and all other content falls under NON-FRIENDS category, is it right?) Are we doing it putting a certain success metric in our mind? (Assuming none, just to make people's lives easy) Let's use a combination of GAME & 4W1H Framework here to evaluate this question **G"See full answer

Reno S. - "1. Requirements Analysis Functional Requirements Video streaming with multiple quality levels Content browsing and search Continue watching functionality Content recommendations Non-Functional Requirements Low latency video delivery (<2s startup time) High availability (99.99% uptime) Scalability to handle millions of concurrent streams API response time < 100ms 2. Microservices Architecture Core Microservices Content Service Content metadata mana"See full answer

Malay K. - "For any project based questions, it is important to structure your response clearly, showcasing your thought process, technical skills, problem-solving abilities, and how your work added value. Besides the STAR method, you can also use this kind of framework: 1. Start by selecting a relevant project (related to the role) Give the project background and what specific problem it solved. 2. Align the project's objective and your role Be specific about your role: were you the le"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

Sahil A. - "Clarify: Feature for group messages and not individual messages The feature will be primarily used for Whatsapp and not other Meta products - Instagram, FB We are looking to improve engagement with this feature User: Pro users Users with moderate usage Users with no/little usage Prioritize - Users with no/little usage - as this user base could be greatly impacted Pain points: Too many messages are sent to the group and important messages are lost. Multiple message popp"See full answer

Julien C. - "👇 Your feedback is very much appreciated 👇 👁️ Vision Empower artists to earn a living through their art while connecting millions of fans to exceptional music experiences. A live streaming feature can humanize the digital experience, making the platform not only a place to stream recorded music but also a stage for real-time, authentic artist-fan interactions. Enhance Spotify’s artist-first narrative by providing a unique way for artists to monetize their performances. Leverage Spot"See full answer

Shubh - "Defining the product Spotify is a music & podcast streaming application and by podcast, we are talking about the audio podcasts which creators upload on the app. Clarifying Questions & respective assumptions Context Who are we improving the product for? Creators or Consumers? What are the current features for consumers in brief? Each podcast has episodes, about(audio trailer), more like this Why are we doing this? Where are we planning to l"See full answer

Ashish D. - "This is a geometric variation of the "Sliding Window" technique. The core challenge is converting a 2D coordinate problem into a 1D linear problem using angles. The standard approach is the Angular Sweep. By converting the Cartesian coordinates (x,y) of every tree into Polar coordinates (specifically the angle θ), we can process the trees based on the direction they lie in relative to the observer. The Strategy Coordinate Translation: Calculate the relative coordinates (Δx,Δy) for"See full answer