Interview Questions

T I. - "Idempotence refers to the property that the same request multiple times produces the same result on the server side. No matter how many times I repeat the request, the server state does not change after the first request. This concept is important to ensure consistency, especially in systems where requests may be repeated due to network failures or other problems. Let's take a look at different HTTP methods for a clearer understanding. GET: By definition, GET requests must be powerless. Execut"See full answer

Alan T. - "The difference between convex and nonconvex functions lies in their mathematical properties and the implications for optimization problems. Convex Functions:A convex function has a shape where any line segment connecting two points on its graph lies entirely above or on the graph. This property ensures that any local minimum is also a global minimum, making optimization straightforward and reliable. Convex functions are critical in machine learning and optimization tasks because of th"See full answer

VictorSage - "This happened in my previous job in [company X]. I was the Single threaded Owner for a new business growth initiative from this company to launch a new eCommerce supply chain solution that X was planning to experiment. Being the single threaded owner, I was accountable for researching the customer problems and coming up with business goals and requirements, including identifying the engineering headcount needed to solve the customer pain point and eventually execute it across 11 different produ"See full answer

Suhasan C. - "i'm going to Structure my answer like this: make sure we both are on the same page by asking Qs Users and their use cases/pain points Prioritise the use cases Brainstorm some solution Priritize the solutions + Trade offs Metrics define success Clarifying Qs: Who are we? ==> MicroSoft team who designs physical product Whiteboard so==> mething where people can write/draw to present/explain/workout Office==> workplace. Not schools/univ Smart ==> It understands most o"See full answer

Bhagya D. - "Situation: Narrated about a time when the decision favored the most important customer, but appeared to be at the cost of diluting my own company's brand value. Context: Provided additional context around why the ask from the customer is very critical for the customer. And why my leadership wasn't ready to jump on the gun as it was cannibalistic to our brand value. Response: I used data to explain why it is not going to be a big blow to our brand value. Used a counter metric to show that we h"See full answer

Surbhi G. - "When we collect too much user data or survey responses, we risk creating data overload, which can hinder data analysis by clouding important insights with excessive, unnecessary information. This could make it more difficult to discern meaningful patterns or trends from the data, adding complexity to our data processing tasks and potentially leading to incorrect conclusions or strategies. Furthermore, over-collecting data may compromise users' privacy and trust. If users find out that a company"See full answer

Exponent - "This is another Fermi problem — an estimation or approximation problem with limited information and back-of-the-envelope calculations. There's no right answer: interviewers want to understand how you think and how well you can explain your reasoning, rather than what you already know. Recall the formula for Fermi problems: Ask clarifying questions Catalog what you know Make equation(s) Think about edge cases to add to equation **Breakdown components of your"See full answer

Exponent - "You should identify this type of interview question as an Expansion problem, since we're expanding to a new market. This is similar to a growth problem, with a few additional components. This is the formula you should use when tackling these types of interview questions: Ask clarifying questions Perform user analysis Market risk analysis State goals Perform channel analysis Prioritize growth channels Strategy Summarize Without further"See full answer

Rev - "Clarify: who owns previous seasons? are we competing against them? Cost based: Cost >= Revenue generated Revenue = subscribers + advertisements subscribers = new subscribers (joining for the season) x avg spend on plan advertisements = total viewors (new + existing) x total season duration x ads/unit time x rev/ ad display Costs = pricing of the show + operational costs (data center cost + streaming cost) "See full answer

Jeff M. - "At Evernote and Wise, I've created a personalized approach for working more efficiently I've taught to coworkers with either our own proprietary software and off the shelf software. With Evernote, I did this by creating a hyper personalized templates for responding to customer concerns. With Wise, it's been a reworking of their traditional way of approaching Due Diligence and use of resources"See full answer

Exponent - "This problem tests your ability to make sense of strategic business decisions. Don't feel pressured to start speaking immediately — you should feel free to take a few moments of silence to come up with some sound arguments. This makes your answer sound more measured and thought through. For this question, there are a few lines of reasoning you can go with. Data > LinkedIn was, and still is, the largest professional social network on the web. Since almost every high-powered executive and senio"See full answer

Moyosore abosede A. - "Understand the product itself, the company's vision and goals, the customers who uses the products, work closely with the product designer, sources of resources and seek the opinions from my team, product backlog refinement, work closely with the scrum master and cross functional team."See full answer

Guna shekhar reddy B. - "From my understanding there are many music apps focused on providing various services such as streaming, learning musical instruments, and collaboration among musicians. However,, there seems to be a gap in the area of emerging musicians getting discovered by producers or talent scouts. Considering this gap, we could design an app, “ StageLite ”, which allows budding musicians to upload clips of their performances. These can then be evaluated and rated by a community of users who can upvote good"See full answer

Anonymous Muskox - "Clarification about the Google Web Answers, its goal, and vision for the next 4-5 years. Talk about the different user personas and the actions which they should take to achieve that vision. Finally replicating these actions and corresponding actions into metrics. Evaluate the different action if we there are any negative recursion about these metrics"See full answer