Interview Questions

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

Priyank S. - "To clarify are we looking to build this product within FB app or standalone – standalone Can I assume I can build for US as mvp and then we can roll it globally phase wise – yes Is there a limitation to what task we want to cater people on our app or it could be multi task usual handyman not a niche – yes usual handyman Ok so if I understand we are designing a product for handyman for usual task to launch it in US and this is a standalone app not residing in FB app Overall I will talk about mi"See full answer

Niji R. - "General Approach: In a funnel, prospects that dropped off at the very end just before conversion are the ones that were most likely to convert simply because they went through the effort of going through multiple steps to advance to the very end of the funnel. The more the prospects advances through the funnel, better their probability of converting. I'd therefore focus more on reducing drop-offs at the final stages of the funnel for better conversion. Caveats: There are certain use-cases where"See full answer

Scott S. - " Situation In the derivatives trading domain, timely and accurate data is crucial for making informed trading decisions. Our existing data processing system was facing challenges with latency and scalability, which hindered our ability to react swiftly to market changes. To address these issues, we designed a new real-time market data processing platform. Task The task was to develop a low-latency data processing platform that could handle real-time market data ingestion, processing, an"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

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

Praveen K. - "Manage up to set expectations and manage down with knowledge and empathy for the work they do"See full answer

Debajyoti B. - "As far as i know, when we type a web address in the browser- the broswer connects to the DNS server & finds the address of the website we are looking for after finding it, the browser sends an HTTP request message to the server,with a request to send a copy of the website to the user. all of this information is sent using TCP/IP protocol across your internet"See full answer

Rishi G. - "Problem Statement: The Fibonacci sequence is defined as F(n) = F(n-1) + F(n-2) with F(0) = 1 and F(1) = 1. The solution is given in the problem statement itself. If the value of n = 0, return 1. If the value of n = 1, return 1. Otherwise, return the sum of data at (n - 1) and (n - 2). Explanation: The Fibonacci sequence is a series of numbers where each number is the sum of the two preceding ones, typically starting with 0 and 1. Java Solution: public static int fib(int n"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

Basil A. - " import java.util.HashMap; import java.util.Map; class Solution { static TreeNode buildTree(int[] preOrder, int[] inOrder) { Map map = new HashMap(); for(int i = 0; i < inOrder.length; i++) { map.put(inOrder[i], i); } return construct(inOrder, 0, inOrder.length - 1,preOrder, 0, preOrder.length - 1, map); } static TreeNode construct(int[] inOrder, int startIn, int endIn, int[] preOrder, int startPre, int"See full answer

Akshai V. - "Google Assistant is the Voice AI which converts Natural Language to Queries/Instruction , processes it and get the results and again converts it back to Meaningful Results to the User Currently Google Assistant is Integrated in Multiple End Points. Phone Google Home Chrome Cast Google Chrome Books Some of the Use Cases Google Assistant is used is Making Phone Calls/Texting Asking General Queries/Searching for Information Integration with Devices and Turning them O"See full answer

Mark - "Clarifying questions: what's the original goal of this feature? what user problem / issues we identified that we are trying to address? Is there a particular user base or market/regions that we are trying to solve this issue for? Is the experience going to impact the rider's action? or does it also change the driver experience? Assume: the issue we are solving for is focus on the rider's experience - the goal of this feature is to increase the % of matched ride (ie rider/driver matche"See full answer