Interview Questions

Soraya S. - "I started by saying I like to understand what problems are they trying to solve. Often customers are asking for the features without knowing the problem"See full answer

Rahul J. - "LinkedIn as a platform is targeted primarily towards professionals who use it to search for and apply to jobs. Professionals can also share content like career updates, thought leadership, achievements etc. The business model of LinkedIn is twofold: Ads revenue in the content section Promoted job posts from recruiters Evaluate the business model of competitor and which customer unmet needs are they solving. Evaluate what impact is it having on our business - are DAU / WAU going down / job p"See full answer

Exponent - "This is a Strategy Question, which asks you to justify high-level business decisions and strategy. There's no set formula, but we recommend proposing at least three different reasons to answer the question. Let's go over one possible solution: > For sure, I definitely think that Facebook has opportunities to look into autonomous vehicles. I know it's becoming quite saturated, but an acquisition of one of the incumbents can prove worthwhile. Firstly, Facebook can use it's world class AI and a"See full answer

Exponent - "This is a 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 equat"See full answer

Sean L. - " import pandas as pd from datetime import datetime def findfastestlike(log: pd.DataFrame) -> pd.DataFrame: log=log.sortvalues(['userid','timestamp']) #get the prev event, time by user log['prevevent'] = log.groupby('userid')['event'].shift(1) log['prevtimestamp'] = log.groupby('userid')['timestamp'].shift(1) True only on rows where the previous event was a login and the current event is a like log['loginlike'] = (log['prevevent'] == 'log"See full answer

Susmita S. - "Function that transforms each elements in a collection and returns new collection with transformed elements"See full answer

Exponent - "This is a Technical question. It tests your ability to understand high level technical concepts. Even though your job won't have any coding involved, you'll still need to understand these concepts. Being able to cover all these topics with clarity communicates confidence in your interviewer. Unfortunately, there's no formula for technical questions, but some general tips are: Use analogies when you can Break your solution into clear, bite-size steps Don't be afraid to use examples to b"See full answer

Exponent - "This is a Technical question. It tests your ability to understand high level technical concepts. Even though your job won't have any coding involved, you'll still need to understand these concepts. Being able to cover all these topics with clarity communicates confidence in your interviewer. Unfortunately, there's no formula for technical questions, but some general tips are: Use analogies when you can Break your solution into clear, bite-size steps Don't be afraid to use examples to b"See full answer

Exponent - "This is a 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 equat"See full answer

Alireza K. - "Equal. log(a)+log(b)=log(axb) => log(1)+log(2)+log(3)+log(4)+log(5) = log(2x3x4x5)=log(120)"See full answer

Alex S. - "A lot of things..."See full answer

Madhini G. - "Use sticky sessions in loadbalancer to save the user sessions. In case of DB, use Redis cache to maintain user sessions"See full answer