Google Interview Questions

Harsh S. - "Some clarifying questions. Does this include storage required for backup? Assume - Yes and only one replica. Will email be compressed? Assume - Yes Assuming world wide user base. Let's formulate the equation required to estimate this answer. total storage required = (Total users x storage growth/per user + new users x storage required/user - all users x delete storage)*compression ratio + storage required for one replica. Total Gmail users = ~1B Based on my own ema"See full answer

Ash K. - "Below is the step by step approach I would take: Identify potential risks: Firstly, I thoroughly analyze the project and identify potential risks that could impact its success. This involves reviewing project documentation, conducting stakeholder interviews, and seeking input from team members who have expertise in different areas. Assess the impact and likelihood: I evaluate each identified risk by assessing its potential impact on the project objectives and determining the likelihood of"See full answer

Andrea L. - "Clarification Questions: Through in-person purchases or including online? Both Cinema just for movies? Yes Amount of revenue or just tickets sold? Tickets sold High Level Equation: Cinema tickets in a year = (# of cinemas in the US) * (# of movie playings per cinema per year) * (# of viewers per cinema per screening) \# of Cinemas in the US = amount of states * average number of cinemas per state High Density Areas - 30% - 50 cinemas = 50 x 50 x .3 = 750 Suburban T"See full answer

Ben G. - "Mobile typically involves creating designs optimized for smaller screens and touch-based interactions, while desktop designs are optimized for larger screens and mouse-based interactions. Mobile Pros: Greater accessibility: Mobile apps can be used anywhere, as long as the user has their phone. This makes them convenient for people whose rhythm of life is relatively high and requires quick and convenient access to modern technology, services, and gadgets. Wider audience: There are"See full answer

Namrata L. - "Clarifying questions What do you mean by app for gardening? E-commerce kind of app for buying selling or tutorial or something else? Up to me. What is the goal of this app? Getting users and increasing engagement Who are we? startup What is the time frame we are looking at for this? No constraints Where are we looking to implement this? Start with India. User segments Type: Commercial, Personal Plant Parent: New, medium, Old Profession: Student, Working Professional, Stay"See full answer

Jax H. - "Let’s pick SFO (because it's a stupid choice.. probably easier if you pick a smaller airport) We know each passenger has to go through the scan at least once We can assume 10% of passengers go through twice People only go through scans when they depart but not when they arrive International planes are bigger so carry more people so need to calculate separately Approach Estimate how many gates there are Estimate airport operation hours Estimate the numbe"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

Raymond W. - "Aim of compression is to reduce the file size and bandwidth consumed in transmission in order to preserve the quality of the image or text as experienced by the consumer/user. Text compression typically uses a library to act as a key for words, either words that repeat in the same document or words that are commonly presented in all documents. And maybe even word parts. Key points are that 1. it tends not to be lossy, 2. is simple/fast/consumes relatively little memory, 3. is pretty standard"See full answer

Anonymous Panda - "Goal: The goal of the product is to create a virtual communication system that enables the CEO/Executives of Google to have realistic in-person interactions with people located in different parts of the world. Identifying Different Users: CEO of Google Business executives and professionals Selecting Right User: The primary user for this product is the CEO of Google who needs to have a virtual communication system that can facilitate face-to-face interactions. Defining Features: High-q"See full answer

Jacob C. - "Clarifying Questions: Does Google Photos and this feature come pre built into pixel phones or does user has to download the app or enable the feature? (N) - So adoption is not the problem. Do we have auto upload option available for users? (Y) So any user who has this turned on would not be using this feature. In other words, this feature is mainly used for selective upload I think on Pixel phones, Google photos provides unlimited high quality storage? (Y) Understanding the flow: Camer"See full answer

Abdurhman M. - "For larger projects, companies will often hire project managers to plan, document, organize and oversee a project's life cycle, helping ensure projects are completed on time and on budget. However, due to limited resources such as limited budgets or personnel constraints, many teams function without a project manager."See full answer

Anonymous Parakeet - "Clarifying questions: Does the home have to be fully paid off to consider the millenial a homeowner? No, they just need to have the title or put a loan on it We are only considering the continental US? Yes, not territories Just four wall stationary homes, not empty land, nor RV/trailer homes? Exactly Basic Facts: 70 million millennials 300 million US population Millennials have low rates of homeownership 130 million houses in the US Millennials span == 18 to 36 Breakdown: "See full answer

Lee J. - "Assumption: the revenue is on a yearly basis. Revenue = No. of users x price of product x frequency of purchase x size of purchase Product of Google Map = Ads by the merchants To double the revenue, Boost the number of merchants by reaching out to them Increase the price of ads (which is not ideal since it will disincentivise some merchants) Increase the frequency of their purchase in a year (Eg. previously merchants just put ads in Google Map for 6 years and now we can encourage"See full answer

Pattern P. - "In Drive > Slack > In Shorts Shortlisted for further discussion - In Drive (Ride Hailing App) Briefly: > \>> JTBD: > Search, Book, Cancel, Rate and Complain for Rides > > \>> User Segments: > Based on frequency of usage > User Engagement Metrics: > Use Cases or JTBD used interchaneably Frequency of all the JTBD Performed in a Unit Time (Breadth) Ratio of Searches compared to Book Ride in a Unit Time (Monetization Use Case) Ratio of Cancellations compared to Book Ride in a"See full answer

Calyan - "Launch p2p payments on a chat application Clarify - - - - - - - - - - - any specific chat app in mind? [no] Is there a 3rd party vendor tech we can incorporate [no, build grounds-up] Markets [US] Framing - - - - - - - - - - - Messaging apps mission: be the go-to destination for 1:1, n:n info sharing and comms. Use network effects to gain market share Biz/product goals: Growth, gain more market share Engagement: time spent, instances of interaction and sharing Revenue: ads,"See full answer