Interview Questions

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

Anjan - "Clarifying Questions: Platforms - Is it a web-based, mobile-based, or both? = Picking both For payment are we partnering with other providers like paypal, stripe? = assuming yes Partnering with shipping companies for shipment ? Is it online delivery? or just pick up within local markets? Expected number of daily users? Users: Sellers: People who sell fruits or vegetables or both Buyers: People who buy fruits and vegetables Note: For product design, I would just focu"See full answer

Alex W. - "Memory allocation happens for storing a reference pointer as well as the default size of the generic object class depending on the language this is called in. Assuming this is in a JVM, this data is stored in metaspace, and memory allocation happens in heap."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

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

Tushar A. - "class Node { int val; Node left, right; Node(int v) { val = v; left = right = null; } } class BinaryTree { Node root1, root2; boolean identicalTrees(Node a, Node b) { if (a == null && b == null) return true; if (a != null && b != null) return (a.val == b.val && identicalTrees(a.left, b.left) && identicalTrees(a.right, b.right)); "See full answer

P D. - " Summary of chapter for students to enable quick learning for revision Summary of books for readers so that they can make better decision to choose the book Summary of vedas to easily understand and teach the religious texts Summary of news articles for readers to quickly review the articles and then deep dive into specific topic Summarizing the legal documents for users to understand easily and ensure the authenticity and correctness of the documents Summarize research reports and s"See full answer

Hemanth M. - "Start by giving a brief overview of the technical stacks used in our product. Highlight the key technologies, frameworks, languages, and tools employed. This sets the stage for a more detailed discussion. In choosing our technical stack, we prioritized scalability, opting for micro-services architecture to ensure flexibility and ease of scaling components independently. This decision enables us to handle increased user loads while maintaining optimal performance. One trade-off we made was favo"See full answer

Exponent - "Before we begin, it's important to understand what the interviewer is testing with this type of question. This is a Strategy Question that tests an interviewee's ability to create compelling arguments from high level information, discern motive, and think strategically. We can split this question into two parts: Why did Yelp sell Eat24 and why did the stock jump? Why did Yelp sell Eat24? > To start, let's go over some potential reasons why Yelp might sell Eat24:Back to core competencies >"See full answer