Interview Questions

Exponent - "This is one of the core behavioral questions that you should expect to cover in any interview. In particular, it asks you to justify why you want to work at a specific company that you've applied for. There's no right answer for this, however we do recommend you list at least three distinct reasons. Here's an example of what you might say: > That's a great question. There are three main reasons why I'd want to work on Twitter's Ads team:Building an impactful product > Working on marketplaces > M"See full answer

Exponent - "This is a Strategy Question, which asks you to justify high-level business decisions and strategy. Before jumping in, we should evaluate which type of strategy question we're attempting to answer and propose multiple reasons or solutions. Let's go over one possible solution: > There's a few reasons why Facebook may have built the portal. My top three reasons would be:Investing in smart home > Owning more upstream value > XR Integration > Investing in smart home > One hypothetical reason"See full answer

Jawahir Y. - "Tell me about a time you were with someone on your team who was struggling to meet objectives. How did you address the situation? What kind of feedback did you give the individual? What was the outcome?"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: > I'll list the three biggest ways I think COVID-19 affected Amazon. Fulfillment Issues > I imagine Amazon is getting much more volume of sales then they were previously. Although Amazon had a lot of sales before, quarantine has caused many people t"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: > It definitely did. Here are three ways I think we could improve how we operate to prepare for another pandemic. A Work From Home Culture > One major way we were impacted was through how we operate as teams. Working from home became the new norm, a"See full answer

Luke P. - "A full stack developer could be summarized as the person who both writes the APIs and consumes the APIs. They are familiar with Databases/Data-layer services, middle-layer/application services and business logic, and finally familiar with the consumers whether front-end applications/UIs or other systems. They can understand the trade-offs up and down the stack, where to adjust along the service-call-path. Ideally they are comfortable programming both async calls (front end javascript promises, e"See full answer

Derrick M. - "SELECT COUNT(DISTINCT o.customerid) AS customers, d.departmentname FROM orders o INNER JOIN departments d ON d.departmentid = o.departmentid WHERE d.departmentname IN ('Electronics','Fashion') AND o.orderdate BETWEEN '2022-01-01' AND '2022-12-31' GROUP BY d.department_name; `"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: > To me, it would have to be Instagram. I'll provide three reasons why:Trends towards photos: Before the Instagram acquisition, many people were trending towards using photos as conversation topics rather than text posts. This was present not only on F"See full answer

Yatin K. - "I conducted an in-depth analysis of FedEx's business model, focusing on their primary operations which encompass pickup, transit, and delivery. I evaluated potential metrics across each stage, aiming to determine the most pertinent one for operational insights. Initially, I proposed using the Fulfillment Ratio, calculated as the number of successful deliveries divided by the expected deliveries, to measure performance. However, the interviewer pointed out this metric's retrospective nature and"See full answer

Shibin P. - "Effective loss functions for computer vision models vary depending on the specific task, some commonly used loss functions for different tasks: Classification Cross-Entropy Loss:Used for multi-class classification tasks. Measures the difference between the predicted probability distribution and the true distribution. Binary Cross-Entropy Loss:Used for binary classification tasks. Evaluates the performance of a model by comparing predicted probabilities to the true binary labe"See full answer

Matt M. - "Given the dataset does not contain many labels, it implies we cannot directly use supervised learning. I would ask more about the type of dataset we are given. Is it images, text, etc? This may inform the types of transformations we do the dataset. I can see two approaches to training Given the labels we do have, we can find a method to generate labels for the other unlabeled data. This likely will introduce some error since they may not be true labels, but it at least allows processing the"See full answer

Md kamrul H. - "public class HashMap { public class Element { T key; V value; Element(T k, V v) { this.key = k; this.value = v; } } private static final int DEFAULT_CAPACITY = 16; private static final float LOAD_FACTOR = 0.75f; private LinkedList[] table = new LinkedList[DEFAULT_CAPACITY]; private int size = 0; private int threshold = (int) (DEFAULTCAPACITY * LOADFACTOR); public void put(T k"See full answer

The_ A. - "The best and average of both the algorithms is same which is O(nlog(n)), but the worst time complexity of QuickSort is O(n^2){a case where all the elements are sorted in opposite to the fashion/order you want} while the worst TC for merge sort remains the same O(nlog(n)). and The SC for QS=O(logn) and MS=O(n)."See full answer

Exponent - "It may not seem like it, but this is actually a Favorite Product question. We're given just one constraint here: a product management tool. Let's review the Favorite Product formula: Choose a product and briefly explain what it is Who are the users? What are their pain points? How did competitors solve it in the past? How does this product address these pain points differently and better? How would you improve it/make it better? Summarize Let"See full answer