Interview Questions

Dev S. - "My Favorite Product is Grammarly unlike Microsoft spell checker, it helps correct the mistakes as I compose my sentences. It follows rules, patterns, machine learning, deep learning, and natural language processing (NLP) to improve users’ writing skills and improve their confidence in writing skills. I would evaluate this product by the following design principles. Usefulness Understandability Innovative It’s honest I can expand this criterion and explain how I evaluate prod"See full answer

Rick E. - " from typing import List def getnumberof_islands(binaryMatrix: List[List[int]]) -> int: if not binaryMatrix: return 0 rows = len(binaryMatrix) cols = len(binaryMatrix[0]) islands = 0 for r in range(rows): for c in range(cols): if binaryMatrixr == 1: islands += 1 dfs(binaryMatrix, r, c) return islands def dfs(grid, r, c): if ( r = len(grid) "See full answer

Anonymous Sparrow - "Before I jump in, will this product be part of the FB ecosystem? If it's up to me, although I think wine has a great social element and is shared when people are connecting...I would hesitate to create a product that promotes alcohol consumption on FB. So I would choose to have it live outside of FB. With that, let me start by making sure I understand the product correctly, talk about some metrics we can target. Then we can think through who our users are and outline some of their needs. Final"See full answer

devopsjesus - "This was a 60 minute assessment. The clock is ticking and you're being observed by a senior+ level engineer. Be ready to perform for an audience. The implementation for the system gets broken up into three parts: Implement creating accounts and depositing money into an account by ID Implement transferring money with validation to ensure the accounts for the transfer both exist and that the account money is being removed from has enough money in it to perform the transfer Implement find"See full answer

Sandeep K. - "Clarifying Questions Improve Netflix; Geography? India Vision - Becoming the best global entertainment distribution service Objective: Growth Engagement Retention I would focus on Growth because Highly growing adoption of internet increasing purchasing power in T2&T3 Indian consumers are constantly in need of finding new content to watch aligned with Netflix strategy of producing content for indian masses I believe Netflix has a really good immersive viewing/wathcing"See full answer

Deepak S. - "I would understand the real cause of it. Is it really a time issue or motivation issue or skill issue. If we know the actual root cause, we can better deal with it accordingly. If it is a time issue, I would understand the work done by the team and related impact. Influence them to work on high impact work. If their work is also equally important, I would offer help from my team to heavy lift and they can just guide my team. I would partner with respective team owner to get more resources for f"See full answer

Shwetang S. - "Clarifying Qs: Design meaning - UI elements, front end requests and backend system architecture GIFs = standard short animated videos of 1/2 seconds built either using images or videos Make GIFs = generate gifs from images and videos Do we want to build the system for a certain volume of requests? Do you want me to consider the scalability part? I: Assumptions 1,2 & 3 are correct, ignore 3 for now Users: User b/w age 18-45 trying to generate GIFs using images(at least 3)"See full answer

Prerak B. - "Would like to ask some clarifying questions: Is it a digital product? Yes? Application or website? Geography we are targeting? Assuming it is an app. Are we a new company or startup? Do we have any tie ups with other companies to reach a wider audience? Assuming I am the product manager of this application – goal of the application is to encourage voting more questions: Are we in the election year? Nearing the voting phase? If yes, then it will be easier for us to get users fo"See full answer

Aswath B. - "basic drew the diagram"See full answer

Anonymous Capybara - "using a relational database isn't a good choice for this system! we need more availability here than consistency (CAP theorem)"See full answer

Aakanksha R. - "My answer- A. Clarifying questions- External factors- Timelines, Geography, Competition Internal factors- Meta's goals for entering into fitness space, full-fledged app or part of any existing Meta app Goals- Will go after engagement, since it is a new app. B. Identifying users- Heavily/ Professionally into fitness Casual fitness enthusiasts Not interested in fitness C. Prioritizing user segments- I will prioritize #2. Segment #1 does not really need external motivati"See full answer

Kiley S. - "Set Success metrics for Google Maps: Assuming we are focusing on mobile experience… Clarify the product: Overall, it is a directions app: Gets you from point a to point b Allows for several methods of transportation - car, public transit, walking, biking, rideshare After entering location, you click your transport method, and select get directions which leads you to steps to get to you location or if you are driving or walking it speaks to you giving youthe directions aloud based on sett"See full answer

Rohan S. - "I got to play with a VR for the first time a few weeks ago at my friend’s house and I loved it, so this is a really fun question. Clarifying Questions Is this something we are looking to create Microsoft or are we a startup company etc? > Education can refer to elementary, high school, university, or even self-learning (e.g. Udemy). Is there a specific area we want to focus on? << What do y"See full answer

Alice S. - "Clarify understanding of the problem space. What does success look like? How is it measured? Platform specific? Market specific? Time period? Business goals? Then perform a funnel analysis to understand user journey and look for problems or opportunities. Choose a user segment to focus on. Identify different user segments and prioritise one. Summarise the goal of the user and the friction point. Brainstorm solutions. Come up with a number of rough solutions. Balance the business n"See full answer

Shuchi A. - "A few months ago I joined a micro-services platform engineering team as their manager, at that time my team was struggling to deliver towards an upcoming production deadline for a customer facing product. Production date had been moved 5 times already and there were about 40% of product features which were remaining to be tested and signed off to move to production . I was made responsible to deliver the release of this product within the deadline and turnaround the software delivery throughput."See full answer

Sri A. - "Success for Yelp reviews. (assuming these are standard reviews posted by customers, for a restaurant or bar or a cafe listed on Yelp. Has a 5-star calibration that users can enter and free-form text.) Select Metrics should span the entire funnel across adoption, engagement, quality, and overall impact for Yelp. Adoption metrics: Total # of reviews written, Avg reviews/ listing Engagement metrics: # reviews being scanned, marked as being useful, etc. Quality metrics: %ge of disputed"See full answer

Saurabh K. - "Clarify the goal of this exercise first. Diagnose the causes driving a 10% drop in facebook post views and recommend solutions to restore or grow post views. Ask clarifying questions and make assumptions where needed Clarifying Questions Is the drop in daily post views global or limited to a particular geographic region? Is the drop across all user segments or limited to certain demographics ? Are all types of posts impacted (text, image, video) ? Was"See full answer

Rudra pratap S. - "Spotify is a platform which allows users to listen songs across the globe with variety of songs+singers and also gives opportunity to singers to create some money. It’s mission is to unlock the potential of human creativity by giving a million creative artists the opportunity to live off their art and billions of fans the opportunity to enjoy and be inspired by it. Spotify’s discover weekly feature is well aligned with the mission of Spotify as it recommends songs based on their previous content"See full answer

Bimal M. - "Clarification questions: What do you mean by online furniture-selling market? Why would google want to do it? Why does google want to do it now? Where does google want to launch it? Let me make the assumptions answering above questions: It is like google flights, say we call it google furnitures, where it organizes, curates furniture information to the users and then refers to the seller website instead of selling furniture directly to the consumer like amazon, walmart, way"See full answer