Interview Questions

Debajyoti B. - "As per my understanding, Success of the AI product/feature has to be measured in 2 aspects: success of the problem it solves success of the model used Success of the problem- start with the overall business goal of the problem(acquisition, retention etc) & the high level metric(essentially north star) then comes the product/feature level goals & metrics(conversion, engagement, clicks etc) Success of the model used- general: precision, recall, latency ethical: bias, safety busine"See full answer

Evan R. - "The user table no longer exists as expected - I get an error that user does not contain user_id. Note that querying the table results in only user:swuoevkivrjfta select * FROM user `"See full answer

Jimmy K. - "Awesome thanks for your question. Can I take a few seconds to write down some thoughts? - Sure Okay I’m ready. So the way I’ll work through this problem is that first I’ll ask some clarifying questions, then I’ll dig into the why, starting with Facebook’s mission and competition and try to end up with a why for this product to exist. Then we will talk about users and will pick a user to focus on. We will then figure out which need to solve for the user given the product's why and the context we"See full answer

Tiago R. - "class Node { constructor(data) { this.data = data; this.left = null; this.right = null; } } function exploreSubtree(node) { let leftHeight = 0; let rightHeight = 0; let maxDiameter = 0; // visit left if (node.left) { const leftVisit = exploreSubtree(node.left); leftHeight = leftVisit.height + 1; maxDiameter = Math.max(maxDiameter, leftVisit.maxDiameter); } // visit right if (node.right) { con"See full answer

Mohammedsiraj A. - " Here is the breakdown of the information in those images: \\1. The Amharic Letter (Financial Request)\** This is a formal letter from the \Dawa Zone Muslim Affairs Council\\ addressed to the \\Commercial Bank of Ethiopia (CBE)\. \Date:\\ 30/6/2018 (Ethiopian Calendar) \\Subject:\\ Opening a savings account. \\Purpose:\\ The letter requests the opening of a savings account for \\Nuur Mosque\**, located in Bale Zone, Dawa City. \Authorized Signatories:\\"See full answer

Rahul D. - "Clarifying questions: Revolut aim is to be one stop financial shop (super app) the cross border payments is yet another feature which makes cutomers come to revolut again and again to pay across borders, correct? If so, cross border payments is an important solution for Rev's overall mission and as a principal I would like to agree that whatever feature improvement we suggest should Not take customer outside of Rev App Should continue making Rev's cros border payments best in"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

Alibi M. - "I would answer this question using MECE framework: Profit = Revenue - Costs. Revenue = # customers * price In case of the trading platform, this could be translated into avg. trading activity per user * avg. commission rate . Ask if there has been any recent change to Active users or their trading activities. Similarly, ask if the commission rate has been changed recently. Based on this information, you can then identify the problem and get to the root cause of this. Similarly with Costs. "See full answer

stash - "Clarification What does showing ads mean ? Is it showing outside of the car as a mobile billboard or showing inside of the car on screens? —> Inside of the car / digital ads What is our product strategy with Waymo. Do we want to get into the ride hailing business or license our tech —> To be defined by you Do we have any near or long term revenue goals for this —> Get wide usage of Waymo tech and be a key driver in accelerating the adoption of self-driving cars accessible in the world"See full answer

Ankit J. - "The goal is to determine which shows get promoted to the home screen i.e the screen the user sees after launching Netflix. There are two ways to promote shows today; Editorially - the editorial team selects the categories and shows to be shown to the users Algorithmically - based on the historical views and contextual information such as location, time of the year, age, etc the recommendation algorithm determines a list of shows to show on the screen. The higher level goal for Netflix is o"See full answer

Kanwal jeet singh L. - " I have told about the challenge I have faced while designing the Automation Framework for Angular and React website and why we have to use 1 library puppeteer sharp over selenium e.g. we need to handle the asynch calls correctly when an object is selected in the UI and result is awaited for it."See full answer

Rahul B. - "Clarifying Questions: Does parking mean a parking area where vehicles have a space to park? - Yes Are we looking at a particular geography? - UK market Roadmap of the answer: I am going to look at different users, their use cases on when they would want to park their vehicle, their pain points, the possible solution for this product, the MVP of the product along with the features and the metrics to be tracked Different User Personas: Private car owners: Park car when they go out for socializing"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

Faraz A. - "Scoped out problem constraints - how much data to download, how many computers, and how much time, how you can be detected (decentralized load). Designed a web crawler."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

Anonymous Newt - "CQ: Goal - connect two large continents, reduce the distance Is it a motorable bridge -? Any specific use case on mind? Summarise: come up with the use cases of the bridge Google’s mission -> organise world’s information and make them more accessible and useful A bridge that way is a great way to reduce the distance between two large separate continents. This bridge can help spread information faster Possible Use cases of the bridge: Transportation of physical goods: Since road tran"See full answer

Kanishkan V. - "I responded with a project that I was a part of during my capstone class. I described how I used HTML, Python, and PostGRESQL in conjunction to create a functioning website using SCRUM."See full answer