Interview Questions

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

Soledad A. - "Where is the second part of the video?"See full answer

Ajinkya P. - " I would ask some clarifying questions to refine my objective and know about our users? What do you mean by experience? Travel, food, short stay, long stay, dating, event, work, airport, registration? - Improve Food, Travel, Event experience, which can be a short or long stay. What do you mean by the movement to a new city? International travel/ within a specific country (designing solution for any country?) or any geography? - within a country suppose India What is our business objecti"See full answer

Sai ganapathy S. - "Estimation - Estimate Lyft revenue Modes of Income Revenue through Ads Revenue earned from drivers and ride bookings Premium Subscriptions (Lyft Pink) and Other + subscriptions. Considering US as Lyft's primary market and hence estimating revenue for this market for Lyft Total Population of US : 330 Million Among this 330M, there are Low income families - Families who earn just to make their ends meet. So they won’t be able to afford cabs since it is a bit expensive. Assuming"See full answer

D I. - "Is this considered to be a passing answer for a Google interview? Seems very basic and shallow, but hey.. Train the model on what? How do you label something as bullying or not. Seems like it's a classification problem, or personalization problem. Also remedying in the problem was very weak."See full answer

Ankita K. - "Clarifying questions: What is user frustration/ Define user frustration? Was this qualitative feedback, or some reviews on playstore or support that we saw recently or some drop in metrics or increase in churn, or overall churn that we are addressing? Let's assume frustration leads to users quitting the app and hence an increase in churn. This churn also indicates that users leaving the app after trying out a particular feature and not doing the core action of seeing the route from point A to p"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

Pm P. - "Clarification: With kids or without kids? Assuming without With the fuel filled ? Empty Formulae: Outer frame of the school + seats + cushion + inside rods + windows + Engine + motor + other automotive parts + tires Outer frame: Closest proxy : a compact car * 4 = length of the bus Assuming reinforced steel for a car = 2 doors * 200 = 400 pounds One side of the bus = 400* *x 4 x 2 = 3200 pounds two sides = 3200 x 2 = 6400 pounds front and back width = Estimation: 4 people sit in a"See full answer

Mayank S. - "[2:53 pm, 02/12/2021] Mayank: Before we deep dive into brainstorming the solution I go ahead and make few assumptions for clarifying questions: Step-1- Framing a problem 🎯Why users go to gym? To relieve stress by doing exercise To maintain their body To reduce their weight To remain active To make good physique 🎯Who goes to gym? Couples Group of friends Individuals Here we are trying to design high tech gym so it means we are looking to create good experience-and"See full answer

Greg W. - "Equation = (# of phones sold in Africa every month * % pixel market share) Africa population = 1.5 billion Smartphone penetration = assume 50% Assume smartphone penetrations grows 1% per year Assume 2 year smartphone renewal cycle Current smartphone population = 1.5B x 50% = 750M Each year 50% of this populations gets a new phone = 375M 375M / 12 = ~31M per month New smartphone population each year = 1.5B x 1% = 15M 15M / 12 = ~1 per month 31M + 1M = 32M smartphones sold per month US mar"See full answer

Anonymous Moose - "Assumption US, not global. Two categories of masks: washable/reusable (cloth based) and disposable (surgical and N95) US population is about 300 million 100M households 3 per households** Cloth: on average 2 masks needed per person so they can wash it (2*3=6 masks per HH) 100M*6 = 600M cloth masks Disposable: of the 300M, assuming about 60% is essential workers. So about 300M*.6=180M are essential workers. Of the 180M, I would say abo"See full answer

Vaidehi P. - "Clarifying questions: Can you please clarify inflight ads? Are you referring to the Ads shown on the screens/TVs available for each seat on an airplane? Ans: Yes. International flights or domestic? Ans: You pick. ( I picked US domestic) Are you targeting any specific airline? Ans: No. All airlines. Any specific type of ads such as banner ads, video ads etc? Ans: Video We can calculate market size in two ways: By calculating number of flights flying per day in the US * seat avai"See full answer

Anonymous Warbler - "ATTEMPT 2: Facebook Dating Sign up for a dating profile if you have FB account You see profiles of others who signed up It’s presented in a form browse cards Like or Not like profile Like + Like = Match = Unlocks to exchange messages Meetup + Date Facebook Dating - Helping people meet to date -> potential connections or long-term partner or marriage Users Just to date / meet new people Look for a meaningful relationship Look for marriage or partners"See full answer

Christopher K. - "Clarifying/Requirements House hunting is something I'm familiar with as someone who has rented, owned, and invested in the past. When I was looking for a place to live, the stage of where my life plays an important factor in determining how I look for a place. Before I start, I would like to ask some clarifying questions for better context and understanding. Did FB release any app related to house hunting - No, this would be a completely new feature. Will this be a stand-alone or"See full answer

Anonymous Cheetah - "First profile the URL/Webpage to see which components are limiting/blocking the loading of Web page. Based on the observation, identify if it is the latency, server, network or the sheer number of elements that make up the page. Accordingly plan the optimization strategy."See full answer