Interview Questions

Anonymous Koala - "Google mission==>organize world info and make it accessible to user Monetize from Ad revenue, enterprise productivity service, Developers Google glass provides==>smart  virtual screen , hands free voice commands activated glass for for $1000+. Fits in google mission If google is to launch google glass the key metrics of success would be Number of glasses purchase Usage in term of google search, texts, play video, take picture other activities performed Previous pitfalls "See full answer

Exponent - "The key to this is to be concise and specific. You won't need to code as a product manager, but understanding technology is important. Only give enough information to validate your knowledge. By speaking too much, you may make a mistake (if you're not technical). > Sure! I'll list the first five I can think of off the top of my head. There's a login endpoint that logs a user in, a signup endpoint to sign up a user, there's likely an endpoint to grab a list of songs to display in a playlist, a su"See full answer

Sampada J. - "Clarifying question- Current pricing model at lyft? So there is already some kind of dynamic pricing happening at lyft as depending on different factors like distance, driver availability, time of day, seasonality etc. the prices would change Hypothesis- I want to focus on real-time dynamic pricing. What I mean by that is that I want to have another option while booking a ride on lyft where the price for the ride is not shown upfront as the user is booking. Instead this option would basica"See full answer

Kiran R. - "Automated Reimbursement System 1. Clarifying Questions Scope: Will the system be applicable to all employees or only specific grades/levels? Ownership: Are we building this product internally for our own use, or is it intended for external/outsourced usage? MVP Requirements: Besides automation, what additional features or problem statements should the Minimum Viable Product (MVP) address? 2. User Segmentation Commute Expenses: e.g., m"See full answer

Nouna J. - "If this question was for a product manager; I would approach it as I don't really know how actually these vehicles work. I will try to simplify the concept and answer questions like why autonomous vehicles are exists and what is the purpose of them. Autonomous vehicle is a vehicle can do some actions on behalf on a human and as main reason is to increase the safety, so to come up into how they work, I should identify the main actions that human does and prioritize it based on what they may"See full answer

Catherine I. - "I always ask to clarify if this is a brand new team. If so, then I focus on bringing in people with strong technical aptitudes(since I'm hiring for software engineering), but also team members that have experience mentoring and good communication is a must. I look for people who have leadership qualities. I emphasize that building a brand new team isn't something I can do on my own, so the initial hires of that team are very important to help me expand it."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

Anonymous Kingfisher - "The interviewer focused on the data models and steered the conversation there from the beginning. He had a specific design in mind and I just wasn't hitting it. He also wanted details on how I would implement the logic for splitting users into variants. I would recommend reading the LinkedIn blog on their AB Test system design."See full answer

Wizzy B. - "URL> DNS over UDP> IP address > TCP handshake > HTTP(SSL handshake) req, responses, websites architectures for any query DB, servers."See full answer

Anonymous Crayfish - "Let me tell you about a time when I solved a problem at my previous company (one of the top 10 Fortune 500 companies). This was an internship and I was coming with almost 2 years of experience and 2 semesters of my graduate program. My experiences have mostly been theoretical or with startups. I've never solved problems at scale. The first week at this team was slow and relaxed, it was just onboarding. The real work started from the 2nd week when I felt like I was pushed into the ocean with n"See full answer

Tes d H. - "Here is my first shot at it. Please excuse formatting. To find the maximum depth of the dependencies given a list of nodes, each having a unique string id and a list of subnodes it depends on, you can perform a depth-first search (DFS) to traverse the dependency graph. Here's how you can implement this: Represent the nodes and their dependencies using a dictionary. Perform a DFS on each node to find the maximum depth of the dependencies. Keep track of the maximum depth encountered dur"See full answer

Tiago R. - "function swap(arr, i, j) { const temp = arr[i]; arr[i] = arr[j]; arr[j] = temp; } function sortKMessedArray(arr, k) { for (let i=0; i < arr.length; i++) { for (let j=1; j <= k; j++) { if (arr[i+j] < arr[i]) { swap(arr, i, i+j); } } } return arr; } `"See full answer

Hans - "Described a bug I found on an app designed for a specific make of tablet. In this sequence I described: The app the bug was found in The priority and severity of the bug That it was a regression to an existing working piece of functionality The hardware and the firmware on the device the bug occurred on The steps that led to me finding the bug and how it manifested itself Talked about how we debugged from the point of view of: Code Component Deployed application Comparison to"See full answer

M N. - "To clarify, Lyft currently uses dynamic pricing which means the price of a ride is not constant and depends on multiple factors. Let's keep only the car rides on Lyft with driver-rider as customers in the current scope and ignore other product offerings such as bikes, scooters. Should we improve the current dynamic pricing model or design dynamic pricing assuming it doesn't exist? Let's assume latter. Let's assume this dynamic pricing applies to entire US market. Now let's see what factors I"See full answer

Josh L. - "I would define success by first figuring out what our goal is by building the reels feature. Are we trying to increase DAUs? Increase enagement? Etc... For the sake of this, I think to define success it makes most sense to see if there is an increase in the amount of time users are spending on instagram. If time spent per user increases, it is likely that ad spend can increase and in turn increases instagram's reveue. We need to be sure that there are guard rails in place and make sure that by"See full answer

Claudia S. - "s3 blob storage? It's Google not Amazon."See full answer