Top Google Interview Questions

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

Talles S. - "Me: thanks for the question, let me ask a few clarification questions if that's ok. Are those both personal and business users of Gmail? Interviewer: you can consider only the personal ones. Me: perfect, by personal ones, you mean the ones with [email protected], right? Interviewer: yes. Me: right, thank you. Also, are we considering e-mail users that use the Gmail platform or anyone who has a @gmail.com type of e-mail? Interviewer: anyone that has a @gmail.com e-mail. Me: Ok, finally, last"See full answer

Kwabena B. - "Assumptions This estimation will not take into consideration service fees, delivery fees, or tips we are specifically interested in consumer purchases of fruits and vegetables from local grocers (i.e. instacart, peapod, wholefoods/primenow, etc.) Fresh and frozen produce are in scope Equation NYC annual online produce purchases = (Num NYC households) x (% pop. that purchase produce online) x ($ spent on online produce purchases) (NYC HH) = 300M Americans --> 100M HH"See full answer

P K. - "Clarifying/Assumptions: Assuming improvement refers to lift in engagement in this case. Youtube refers to the WWW and mobile platforms. Key User Segments: Creators Influencers/Celebrities Video bloggers Regular users Viewers Power watchers Casual watchers Churned watchers Selecting the Influencer segment from the above list since it is a smaller volume of users and will have a big impact on viewers. Also, it is easier to understand"See full answer

Mohit G. - "5 reasons Gmail search is real time Gmail search needs to be 100% accurate Does not have significant caching / hot searches Less hardware used as user info cant be sprayed across machines Gmail storage is different, as needs decryption on every"See full answer

Izzy K. - "Clarifying questions (since there is no interviewer to clarify, I will state and make my assumptions below): Is this an app for park-goers, Six Flags employees, or some other stakeholder? Assumption: this is an app for park-goers Is there an age-limit on the app? Assumption: There is no specific age-limit, but it should be family friendly Will this app be standardized across all Six Flags locations? Assumption: yes To design this product, I will explain my thought proces"See full answer

Marcos P. - "100 people per floor x 100 floors = 10,000 people. Uses of the elevator per day per person: 4, so 40,000 rides per day. Average length of a ride = 50 floors, assuming each ride is to the lobby. Target time per ride: 1 minute. Assuming 80% of traffic occurs during four rush hours, then 32,000 rides must happen in that time, so 133 per minute. Assuming six people per ride then you get 22 elevators required to operate during peak times. I reality you have to treat this as a Poisson arrival process"See full answer

Bg - "Clarifying question: Am I the first one to notice the fire, or there are people already on it? Extent and source of fire - I am assuming it's localized and I am inside the data center, safe so far. Response: It is an emergency. I will do and coordinate the people to do the following in parallel, if I am the first one to know. Get immediate attention of folks in the data center. Get someone and many people to call 911 and security. Coordinate to have people in need evacuated. Turn off th"See full answer

Takashi M. - "First of all, I’d like to identify what is Google’s business model and Google’s presence in the emerging market. I can categorize 3 main buckets. Consumer, developer, enterprise business. Google mainly offers a free Android OS platform and several services; such as Gmail, Google Map, Youtube, and Search engine for consumers business. The consumer can use those free services in exchange for providing data. That is the main hook for the ads revenues. For the developer’s segment, Google provides"See full answer

So X. - "Why is the value of an Android user only considering incremental clicks on ads instead of all clicks on ads?"See full answer

Shivastuti K. - "For somebody who needs accessibility accommodation, this doesn't have a transcript so it is not useful to me."See full answer

Yugaank K. - "A recursive backtracking solution in python. def changeSigns(nums: List[int], S: int) -> int: res = [] n = len(nums) def backtrack(index, curr, arr): if curr == S and len(arr) == n: res.append(arr[:]) return if index >= len(nums): return for i in range(index, n): add +ve number arr.append(nums[i]) backtrack(i+1, curr + nums[i], arr) arr.pop() "See full answer

Nikita G. - "Thanks for the question. The way I would like to proceed with this question is firstly, to get more context about the problem by asking some clarifying questions and narrowing the scope. Then, I would like to break the problem into smaller components to understand where exactly our problem lies. Then make a user journey for that particular area and identify the technical and non-technical factors which might affect this change specific to our company/product. Post that, I'll analyse the external"See full answer

Anonymous Deer - "This interviewee had a decent framework but the specifics weren't impressive. I wouldn't post this as an example and would appreciate if you could replace this video."See full answer

John S. - "I have no idea if this would qualify, but I took a different, rather singular approach. Curious and gracious in advance for any and all feedback. My main question is whether this response goes into enough depth with regards to all the content types that Google Map stores, as I chose to focus uniquely on image storage (but am sure to state that clearly before I began): Clarifying questions: global map or US/sectional map? Assume global storage on a single end-user device? Yes consider co"See full answer

Maritza C. - "First, I would make the following assumptions to solve this question without instant feedback. Assumptions: The main use cases for the refrigerator will be to maintain food in the right temperature and will not include making ice cubs or pouring water The only disability of the user is blindness Then, I would identify the main flows used when maintaining food refrigerated, which are: Putting food into the fridge Taking out food out of the fridge Within these flow these are som"See full answer

Christopher K. - "Background Context I'm a PM at a venture-backed SaaS in the legal tech space. We provide end-to-end contract management experience for our customers with the following features: Upload - Contracts signed in DocuSign, etc. automatically uploaded to our system through API integrations. Data Extraction - Contract terms such as payment terms and key dates are automatically OCRed and extracted using ML. Analytics - Contract terms are searchable, filter, and customize for reporting. Work"See full answer

Shahnawaz A. - "Came up with following strategy: take logs from user and send to LogService via API GW LogService takes the responsibility of generating time based SequenceId and persist the log in NoSQL (DDB) with key as SequenceId as primary key and timein_millis as sort (secondary) key. There are many system design tutorials on generating sequential sequence id where prefix is current time in epoch (milliseconds) Since there would be many LogService servers, spread across different availability zo"See full answer

Harshita G. - "Is the "idea" I'm trying to sell something new or built off an existing service/product we offer? Interviewer: Let's assume new. Assuming it's a proper sit-down meeting with senior management to go over the proposal, here is what the slide deck would contain. Introduction/Description of the problem I'm trying to solve: Before proposing a solution, it is important to first identify the problem we're trying to solve. This section would contain the description of the problem/pain poi"See full answer

Priyansh J. - "By increasing the number of paid users, I assume we mean that we want to increase the % of DAUs who pay for YT Music. First, we need to understand the Youtube Music play here. Youtube Music was carved out of Youtube because Spotify and Apple Music were getting popular. Users were listening to music on Spotify instead of on Youtube, threatening ad revenue for Youtube. Therefore, Youtube Music was born as a standalone app, where users could listen to the music ad free from anywhere anytime. In"See full answer