System Design Interview Questions

Praveen V. - "to clarify, there is nothing specific about FB email. you expect all functionalities of typical email program like msft/google etc assume there are no restrictions. i.e. not restricted to use within FB only As always, fb has great suite of tools to bring people together and build community. its only natural that if i have fb account why not i have FB email address.... assume its a new product, they we need to acquire and engage users and then think about retention this case..... for any produ"See full answer

Priyanka C. - "Firstly need to check is this service really beneficial or not. And video service provide more realistic perspective about the product so keep it"See full answer

Abdurhman M. - "To determine what predictions to show, our systems look for common queries that match what someone starts to enter into the search box but also consider:"See full answer

A S. - "Clarified with interviewer: How it is used ? user will give facebook page of school as input What is the criteria for declaring school as duplicate ? same name and location used exposed APIs of parent service to create and maintain a inverted index [msg queue+spark]. Duplicate matching service will use elastic search [and filter out input school page]. Elastic will search and return results of school name and geospatial matching ."See full answer

Ayo A. - " Broke down the problem in this: Features scope API design Pseudo code for specific components Data model/schema Back-of-the-envelope calculations Reference links Link to whiteboard or diagram such as https://sketchboard.me/new Good luck! Considerations: Content could be potential large Older content should clean from the server URL: Pastebin.com/2324234 Features Scope: user can paste any text content .TXT, .HTML Limit on the amount content compress data and send over"See full answer

Exponent - "We've identified the problem as a Design a Product question. Use the following framework for tackling these types of questions: Ask Clarifying Questions Identify users, behaviors, and pain points State product goal Identify current solutions Brainstorm new solutions Evaluate solutions Measure success Summarize We'll go through each of these step by step. Ask Clarifying Questions The PM interview isn't about your ability to come up w"See full answer

Exponent - "You should identify this type of interview question as an Expansion problem, since we're expanding to a new market. This is similar to a growth problem, with a few additional components. This is the formula you should use when tackling these types of interview questions: Ask clarifying questions Perform user analysis Market risk analysis State goals Perform channel analysis Prioritize growth channels Strategy Summarize Without further"See full answer

Anonymous Muskox - "Clarification Questions Do we need to calculate what we are seeing and processing or we want to process our unconscious thoughts in the memory as well? [You can have ] And we need to calculate the amount of storage for a person in single day? [Yes] For more product management interview experience https://technomanagers101.blogspot.com/ High Level Formula = (24 hours - 6 hours of sleep(assuming no processing))([(4 hours of Concentration)(3.5 GB/hr analogous to movie playing at 108"See full answer

Vishwanshi J. - "Summary of the Situation We'll design a video streaming app for toddlers, focusing primarily on creating a safe, engaging, and educational environment. The goal is to foster early learning and provide entertainment that's appropriate for this age group. This will be a brand-new app, designed to use existing hardware like tablets and smartphones that are common in households with young children. Identify Users Primary Users: Toddlers (ages 1-4): direct consumers of the content. Seco"See full answer

Rika S. - "Great question! I think it's very important to teach kids about investment. Couple that with the trend of kids becoming tech savvy at a younger age, there's a big opportunity to design a useful product. I'd like to start by breaking down the customer segment of "kids." I will assume that kids who will use this product come from more affluent backgrounds and their parents have investment accounts. We certainly could target kids from a lower socioeconomic background, but I think the barriers for"See full answer

Rahul M. - "We should define automated Scheduled Updates for deployment to keep the application up to date."See full answer