Top Google Interview Questions

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

Kavya C. - "MTBF is Mean time between failures. This is measured to figure out how reliable a system is by what is the gap between 2 failures. (Total time elapsed- Down time)/No of failures"See full answer

Rahul R. - "I would first call out the two types of Google Doodles that are published. First would be the static doodle which just shows a picture, and users can get more information on it by hovering on it or clicking on it. Second would be the dynamic google doodles which are either short videos or games through which users engage a bit more. My top 3 metrics that covers both would be: Click-through rate and post-click CTR - Although different metrics, I clubbed them since they fall under similar"See full answer

Katie - "Union−Find -We illustrate our basic approach to developing and analyzing algorithms by considering the dynamic connectivity problem. We introduce the union−find data type and consider several implementations (quick find, quick union, weighted quick union, and weighted quick union with path compression). Finally, we apply the union−find data type to the percolation problem from physical chemistry. Analysis of Algorithms -The basis of our approach for analyzing the performance of algorithms is th"See full answer

Surbhi G. - "Goal - Use latest technology to efficiently drive DMV processes User landscape - DMV Employees Public Clarify if we designing for employee productivity, employee shifts, automate internal processes for DMV OR for Public who uses DMV services Lets assume it is for Public. So My prompt and new goal becomes: DMV app to reduce foot traffic to DMV by automating processes online Is that correct to assume? User Journey today: User walkins to DMV -> A User takes online appointment -> Fill sin"See full answer

Navin T. - "Clarification Questions : Do all 10000 persons need Email access, or is 10000 people the colony's size? : Yes, 10000 people will use emails. As I am a PM for Gmail, I assume we are focusing just on email as a form of communication: Yes. Are there any requirements on the size of attachments allowable in the emails? : I will leave it up to you. Understand the user behavior -> Identify key metrics -> Make quantitative estimation -> Understand plans -> Propose network bandwidth. User b"See full answer

Anonymous Muskox - "Clarification Questions Understanding of Netflix -> clarification Clarification regarding the meaning of logged into the platform -> not coming back or they are logged out From how long they we been seeing this issue and is this issue gradual? Which demography or geography are we talking about? The metrics which we are tracking are actually working or not? Internal Factors Any infrastructure problem, frequently "App not responding" or frequently auto log out? Any pa"See full answer

Prateek S. - "Clarifying questions: Why are we fixing the roads? Is it due to temporary damage or something structural has gone wrong? What is our purpose behind fixing the roads? Increase mobility in an area? Reduce inequality? reduce crime? Assumptions: Roads have had temporary damage due to rain / storm We know the specific roads which are bad and will need to be fixed Want to increase commercial traffic. Want people to visit a specific area which has bad roads and slow moving traffic. W"See full answer

Unicorn 2. - "Clarifying questions: What is leisure travel? Assuming : Travel for vacation not business What is the vision/mission of the company that we are developing this for (I would like to keep this as an anchor to any users, pain points, solutions that we pick) Assuming : Brand new company - startup. Nothing specific in vision/mission for now. When we say travel user experience -> Do we have an existing product that we want to improve on? Is yes, is there any particular complaint or metric issue rel"See full answer

Adam F. - "The instructions give an incorrect answer I think? """ // tree 1 / \ 2 3 / \ 4 5 The diameter is 4, which is the length of the path [4, 2, 1, 3] or [5, 2, 1, 3]. """ My code returns 3 for this example, and yet passes all the tests \# debug your code below root = Node(1) root.left = Node(2) root.right = Node(3) root.left.left = Node(4) root.left.right = Node(5) print(diameterOfTree(root))"See full answer

DM - "The key approach in this situation is to practice the model of Collaborate, Mentor, Coach, and Care. First, Collaborate with the co-worker to Identify the situation. Listen Listen Listen. understand the issues that the respective co-worker is going through and identify the root cause if it's internal or external. In case the issue is not real or just a misunderstanding or it's the case of employee morale then I would mentor the co-worker and try to motivate him/her. Provide examples (if poss"See full answer

Scott S. - "To recount an experience from my last project . We were at the initial stages of designing a new data platform to enhance our trading analytics capabilities. The conflict arose over the selection of a data processing framework. I was advocating for Apache Spark due to its scalability and performance benefits, especially for handling large volumes of derivatives data. Another senior team member preferred a different technology they had more experience with, which they believed would be easier to"See full answer

Ben G. - "Achieving your metric of success (Daily Active Users, Engagement etc.) Improving user sentiment in their experience of using the product Attention given to accessibility, visual design and content hierarchy The product design aligns with goals and branding of company Product clearly communicates value to our users and helps them achieve their goals"See full answer

Surbhi G. - "Deep Learning is a part of Artificial Intelligence, it's like teaching the machine to think and make decisions on its own. It's like how we teach a child the concept of an apple - it's round, red, has a stem on top. We show them multiple pictures of apples and then they understand and can recognize an apple in future. Similarly, we feed lots of data to the machine, and slowly, it starts learning from that data, and can then make relevant predictions or decisions based on what it has learnt. A co"See full answer

P D. - "Clarifying questions Define relevant? Google should keep progressing in solving customer usecases / increasing revenue and profitability over next 10 yrs Since we are discussing about 10 yr period, can i assume that we need not have any constraints in mind? Yes, do not consider any constraints Just to be clear this is about Google in specific and not about Alphabet and various companies within the group. Yes, let's focus on google Last assumption, can we assume that the overall goal / vi"See full answer

Will P. - "The first step is to clarify what the interviewer means by a sales decline. Questions I would ask here include: Did sales drop suddenly or gradually? What is the magnitude of the sales drop? Are sales down for a specific product? Are sales down for a specific channel (drive-thru, walk-in, etc.)? This series of questions is to make sure we are on the same page when we say 'sales are down.' We may not know the why yet, but the what should be easy to align on. Otherwise, how would"See full answer

Madhu K. - "Define success for Youtube search I would start with clarifying questions / assumptions, followed by mission of YouTube (YT). I would then list down a few metrics that would be guided by the goal of YouTube and which user actions link to that goal and finally which of them should be used to define success. Clarifying questions: When you say YouTube search, can I assume only text search for now and exclude voice search ? Interviewer: Thats fine. We can stick to text search for now. "See full answer

Ananya M. - "US population = 330M , 80M across 4 generations population that is physically able to travel, can afford travel, travels for business ranges between 20-60 year olds = 160M calculating maximum demand: long weekends in summer are peak travel times, lets assume 60% of population who are able and can afford travel, do so during long weekend = 0.6x160M lets say 60% of this population choses prefers domestic travel while 40% go international (consider Mexico, Canada, London are international"See full answer

Samiksha D. - "I assume here that the elderly person does not have much knowledge about technology and the internet. I would like to structure my answer in this way: Concepts of twitter I want the elderly to know. Take an analogy to explain the concepts. Connect the dots between the analogy back to the app. Twitter concepts : A common feed to look at the tweets created by the people in your network. Concept of retweeting. Chatting. Comments/likes. Analogy : Imagine there is an office wi"See full answer