Interview Questions

Vasanth M. - "The question is about the decision to show the right # of photos in Facebook. Clarifying questions : Is this specific to Consumers or Business users ? Is there an drop or impact to the current metrics in terms of user engagement or the time spent on the post Are there any pain points to solve in terms of technical details like page loads etc.? Let's start with the users. There are 2 categories of users - Creators and Consumers. This can be further classified to say creators - Indiv"See full answer

Nikita C. - "Smart shoe: Q1) Is there any definition in mind/ thought process in terms of what this smart shoe will do? Interviewer: Its open to assumption Q2) Any specific user segments? Interviewer: Its open to assumption Q3) Any specific geographies? Interviewer: Its open to assumption Any specific user pain points? Interviewer: Its open to assumption I will structure the answer in following manner - 1) Clearly stating the assumptions 2) User segments 3) Pain points 4) Solutions 5) Key concerns 6) Metr"See full answer

Neha A. - "FB Vision Why is this problem important - bad ads can drive customer churn and pose reputational risks in terms of law suits. What is a bad ad defined as - we will exclude ad relevance. any ad that is inappropriate, harmful, and misleading. What is the user journey >> Businesses creates ads, ads are verified by FB team who will remove any bad ads, ads get published after verification, user sees the ads, reports if they dont like it, and the team verifies it again and if bad, removes it. N"See full answer

Yespm T. - "First I will talk about this restaurant space in general. Types of restaurants, trends, think about how we can offer something that is differentiated to a viable buyer. Vision / mission of this product User segments - pick one Define user goals, user journey, needs/pain points Think about solutions to their pain points (10 min) Then I’d pick one or two of the solutions and define the features in more detail, as it ties to user journey. I’ll define tradeoffs **1.Restaurant sp"See full answer

Aymen D. - "It would have been more interesting to focus on the system design rather than the Trie DS, Interviewee could have just mentioned the Trie and passed to things more important. Interviewee should have focused on the factors on which he wants to scale the API servers, popularity of the query parts ? region may be ? A hash of many factors ? Caches should have definitely be discussed, Cache eviction policies, Cache invalidation managements... Interviewee should have mentioned which kind of API pro"See full answer

Nicholas S. - "First thing the interviewee did wrong is not asking clarifying questions. This is the most vague problem I have every heard, and the interviewee just made assumptions and started programming."See full answer

Satej M. - "Problem Statement: 10% of Netflix users are inactive. How would you investigate? Clarifying Question: Define inactive users? Assuming these are the users who have not logged Netflix for last week/last month etc Time span to measure inactive users? Assuming inactive users are inactive from last week. Investigation Questions: Has there been a change or error logged on the analytical tool we are measuring "Inactive users" metric? Does the metric show Netflix inactive"See full answer

Hari priya K. - "Smart Lock : Clarifying Questions : Are* we *talking about the locks we use for the doors or locks used for suitcases or study lockers ? "Scope is yours" What do we need by smart ? Are we a company that are already in lock business? - Yes Do we have significant marketshare in lock business ? - Yes Are we trying to address or improve any customer pain point or improve our metric? - "No" Customer Segment : Tech savvy - non tech savvy- Customer buys Old"See full answer

Talles S. - "Me: thanks for the question, let me ask a few clarification questions if that's ok. Are those both personal and business users of Gmail? Interviewer: you can consider only the personal ones. Me: perfect, by personal ones, you mean the ones with [email protected], right? Interviewer: yes. Me: right, thank you. Also, are we considering e-mail users that use the Gmail platform or anyone who has a @gmail.com type of e-mail? Interviewer: anyone that has a @gmail.com e-mail. Me: Ok, finally, last"See full answer

Mohammad M. - "Clarifying questions What is Facebook Events How does this work Is it only desktop based or app based as well Why Meta built it Core idea/tenet for Facebook is to have user engagement & to build everything around it. While people continue to interact with Facebook and create content on it, to increase the duration of engagement, having capability to host virtual events ensures community participation and making Facebook go beyond status and photo updates and let people coordinate"See full answer

Ajay U. - "// C++ program to print the count of // subsets with sum equal to the given value X #include using namespace std; // Recursive function to return the count // of subsets with sum equal to the given value int subsetSum(int arr[], int n, int i, int sum, int count) { // The recursion is stopped at N-th level // where all the subsets of the given array // have been checked if (i == n) { // Incrementing the count if sum is // equal to 0 and returning the count if (sum == 0)"See full answer

Singer29 - "Let me tell you about a time when my manager was on a two week PTO and I was building the post-MVP roadmap for a newly launched product. Being a SaaS platform for supporting restaurants, I'd led the conception, planning, development and launch of the MVP for an online ordering solution for diners in restaurants. After the launch of the MVP, our original plan was to build features which supported table-service restaurants like keeping an open tab. But while looking at the data, I realized that a"See full answer

Preetham m P. - "Clarifying Questions Are we an EdTech company adding this as a new arm, or building a new product? → New product Is the learning mode online or offline? → User can choose Are we focusing on any specific instruments? → No, any instrument Does our product include a marketplace for purchasing instruments? → No Are we building a mobile app or web platform? → Both, for India location User Personas Music Enthusiasts – Full-time learners aim"See full answer

Aeshvarya J. - "Clarifying questions : When we speak about video buffering, are we looking at long video (more than an hour), medium video, short videos and shorts? I will assume its all video types. Is this was a steady increase or sudden one and over what time period? I will assume sudden one over last week? Has we experienced any such issues in the past or trends? I will assume no. Are we experiencing this globaly or for some region? I assume globaly The KPI we are measuring is Average Video Buffering T"See full answer

Shiv C. - "Clarifying Questions What is meant by art-related product? Is it a product where art can be shared by creators and viewed by viewers? Yes What is art? It can be painting, song, video creators etc. Meta Mission: To form a worldwide community Goals: Brings creators and viewers worldwide To strengthen the Meta community Strengths Social network Users Creators (L, L, L) Viewers (L, L, L) User Journey 1."See full answer

Anonymous Crab - "Super helpful video on metrics and experimentation design! However, I did not see any discussion on the actual algorithm improvement ideas. So it left me with these questions: 1) How would you actually improve the algorithm? (e.g. sorting based on amenities preferences, miles from airport, etc.). Of course, totally makes sense that we would test how that improvement moved our chosen success metrics. 2) Should we be choosing one metric or one set of metrics we want to optimize for when we impro"See full answer

Shanavas M. - "I will have a discussion with him regarding why he disagrees with my solution. I will try to present him a plan about my solution. why I think its the best approach and take his feedback. I will try to analyze his approach and find the best in both approach. Will try to discuss with him and come up with an approach which is agreeable to both parties. The idea is refining the solution and approach instead of personally taking the disagreement. I will make sure that we are attacking the problem"See full answer