Google Interview Questions

Puneet A. - "I recently had an experience with the Chipotle mobile app where I accidentally placed an extra order. Realizing my mistake within seconds, I tried to edit or cancel the order but found no option to do so in the app. Despite searching FAQs and attempting to contact the local store, I couldn't resolve the issue in time. This experience highlighted the importance of user-friendly design and clear communication in apps. If I were managing such a product, I would advocate for features like a grace pe"See full answer

Saket S. - "Agile processes have been a game changer for Software development projects from last 2 decades. But there are situations where Agile practices don't work very well and demand a workaround. Some of those scenarios are mentioned below: No Project Plan or Status reports: Agile Project team does not produce formal project plans or status reports unlike Traditional SDLC Projects. Sometimes it is hard to represent project status to senior executives who are interested in the overall status and risk"See full answer

Andrew M. - "Users: Creators We can segment by category of videos made (ie. beauty, entertainment, etc.) We could also segment by age range. Let's just choose self-development channels Pain points: Want to bring you to their website Solution. Portal to their website. Whenever you click on the video, a tab pops up for their website. But, this could be annoying for viewers. Back to the drawing board. What if we made creators into viewers. I am a FinTech Product Manager"See full answer

Brandy L. - "The North Star Metric for Google Photos should be: Monthly Active Users (MAUs) who successfully store, organize, or retrieve photos/videos. Why? This metric reflects Google Photos’ core value: helping users store, manage, and access their memories seamlessly. It ties user engagement with the platform's primary offerings: reliable storage, easy search, and organization. Supporting Metrics: User Engagement: Monthly Active User (MAU) ratio: Growth and retention trends. "See full answer

Shasleen I. - "Clarifying Questions Who are we? Traditional elevator company or a new age tech startup Assumption: New age tech based elevator company Any constraints: Budget, etc. Assumption: No What kind of a skyscraper building: Assumption: Commercial. Includes office spaces as well as others Any particular goal with respect to building this elevator? Design best in class elevator providing the best user experience for passengers User needs - Users have the following needs when"See full answer

Tiago R. - "function serialize(list) { for (let i=0; i 0xFFFF) { throw new Exception(String ${list[i]} is too long!); } const prefix = String.fromCharCode(length); list[i] = ${prefix}${list[i]}; console.log(list[i]) } return list.join(''); } function deserialize(s) { let i=0; const length = s.length; const output = []; while (i < length) { "See full answer

Anonymous Muskox - "Okay so the objective is to describe a product which I think is poorly designed despite of what market sentiments are around this and how the product is performing currently. Okay understood, so the way I would like to go about it is first I will state what are the factors which I look in a product to tell it is a good product. Then will see how a particular product doesn’t follow this and that's why I called it a poorly designed product. For me a product is great if it is having these qualities"See full answer

Tanu M. - "Clarifying Questions : Am I the PM at google ? Yes, For which country Airport are we designing this? Lets assume its a new product so we will design it for the US airports and later expand to other countries. GTM : When do we need to launch this product? Do we have any time constraints ? Lets assume one year I am assuming why google wants to enter in this space is because it is an untapped market and google can revolutionize the market with some of the most emerging tehnologies by e"See full answer

Shuchi A. - "A few months ago I joined a micro-services platform engineering team as their manager, at that time my team was struggling to deliver towards an upcoming production deadline for a customer facing product. Production date had been moved 5 times already and there were about 40% of product features which were remaining to be tested and signed off to move to production . I was made responsible to deliver the release of this product within the deadline and turnaround the software delivery throughput."See full answer

Deepak S. - "I would understand the real cause of it. Is it really a time issue or motivation issue or skill issue. If we know the actual root cause, we can better deal with it accordingly. If it is a time issue, I would understand the work done by the team and related impact. Influence them to work on high impact work. If their work is also equally important, I would offer help from my team to heavy lift and they can just guide my team. I would partner with respective team owner to get more resources for f"See full answer

Vineet M. - "Precision - Out of all the things we picked as correct, how many were actually correct? recall - Out of all the things that were truly correct, how many did we actually find?"See full answer

Sohum S. - "I would assume that this is similar to an intervals question. Meeting Rooms II (https://www.lintcode.com/problem/919/?fromId=203&_from=collection) on Leetcode seems like the closest comparison, it's a premium question so I linked Lintcode. I'm assuming that we also need to just return the minimum number of cars used. You need to sort for the most optimal solution, so you're constrained by an O(nlogn) time complexity. So any sorting solution could work (using a heap, sorting the array input arra"See full answer

Shikha S. - "Binary serach on E range"See full answer

Scott S. - " Project Overview: Real-Time Risk Management System Objective The goal was to develop a real-time risk management system capable of processing and analyzing large volumes of trading data to provide near-instantaneous risk assessments. This system was crucial for enabling traders to make informed decisions while managing their exposure to various market risks in real-time. Complexity Factors 1. \\Data Volume and Velocity\\ \\High Throughput:\\ The system needed to ha"See full answer

Jeff S. - " class Node { constructor(data) { this.data = data; this.left = null; this.right = null; } } function diameterOfTree(root) { if (root === null || root.left === null & root.right === null) { return 0; } function countBranch(node, count) { if (node.left === null && node.right === null) { return count; } let left = node.left === null ? 0 : countBranch(node.left, count+1); let right = no"See full answer

Mehdi K. - "It would be good to talk about the impacts on costs as well"See full answer

Vaibhav B. - "Great question, I’ll take a moment to organize my thoughts before answering - Sure I have a few clarification questions and some assumptions - Go ahead 5 years and infinite resources, I have no constraints in terms of making technology advancements - Yes, no constraint I’ll focus on improving the lives of people and changing the ways people use Google Translate and may expand the use to different products.. not just existing interface - Cool Let's take a step back and think why people nee"See full answer

Dev S. - "My Favorite Product is Grammarly unlike Microsoft spell checker, it helps correct the mistakes as I compose my sentences. It follows rules, patterns, machine learning, deep learning, and natural language processing (NLP) to improve users’ writing skills and improve their confidence in writing skills. I would evaluate this product by the following design principles. Usefulness Understandability Innovative It’s honest I can expand this criterion and explain how I evaluate prod"See full answer

Matthew K. - " function climbStairs(n) { // 4 iterations of Dynamic Programming solutions: // Step 1: Recursive: // if (n <= 2) return n // return climbStairs(n-1) + climbStairs(n-2) // Step 2: Top-down Memoization // const memo = {0:0, 1:1, 2:2} // function f(x) { // if (x in memo) return memo[x] // memo[x] = f(x-1) + f(x-2) // return memo[x] // } // return f(n) // Step 3: Bottom-up Tabulation // const tab = [0,1,2] // f"See full answer

Batman X. - "def friend_distance(friends, userA, userB): step = 0 total_neighs = set() llen = len(total_neighs) total_neighs.add(userB) while len(total_neighs)!=llen: s = set() step += 1 llen = len(total_neighs) for el in total_neighs: nes = neighbours(friends, userA, el) if userA in nes: return step for p in nes: s.add(p) for el in s: total_neighs.add(el) return -1 def neighbours(A,n1, n2): out = set() for i in range(len(A[n2])): if An2: out.add(i) return out"See full answer