Interview Questions

Gaurav K. - "I think sliding window will work here and it is the most optimized approach to solve this question."See full answer

Parag L. - "I was in my early days of leadership and strategy. In Marriott when a decision was made by C suite to buy products as wrapper over cloud providers I was surprised and based on my limited information and knowledge posted a question to Chief technology officer as why it won't be a good strategy to directly use Native offering from AWS. The reason enlightened me and gave new a new thought process that being such a large enterprise that has presence in 200+ countries across globe we may have challen"See full answer

Michael B. - "Use an index, two pointers, and a set to keep track of elements that you've seen. pseudo code follows: for i, elem in enumerate(array): if elem in set return False if i > N: set.remove(array[i-N])"See full answer

Abinash S. - "While running the testloop I am getting an error RuntimeError: runningmean should contain 28 elements not 38. I think it's the difference between the categorical features in train and test. `"See full answer

Exponent - "This is a Favorite Product question with a slight twist. We have a constraint: picking a physical product. This should be relatively easy since you use physical products personally every day. Let's go over the Favorite Product formula before we begin: 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? "See full answer

Amadea N. - "When designing an app for buying and selling antiques, there are the following objectives: For app users to successfully sell their antiques For app users to successfully buy their preferred antiques For the app to generate revenue through the app Given that the only way to sustainably ensure the app's existence is the guarantee the company remains in business, I'll select objective 3 as the main mission with the other two as leading indicators. In order to get to objective 3, th"See full answer

Pm P. - "Since success metrics is a very broad term, to dive deep into WCS - What constitutes success. What is the objective of the company/product, north star/mission of the organization or product? Dependent on the company, market, the industry they play in. As an example: Facebook's mission is now empowerment, bringing the people together and giving them the power to build communities. Every part of its product aligns in one way or other with this goal. Be it, its Web/Mobile platform, Instagram,"See full answer

Amparo L. - "The most impressive thing that I’ve done was I got to do a fowards flip on the gym mat and I’ve gotten way flexible "See full answer

Glados - "Strategy of 15 minute delivery apps. I will discuss what delivery apps are, what is their current business model, examples of some delivery apps, any market metrics/share, opportunity, how 15-minute delivery apps fit in, challenges/opps, what's next, takeaways. Clarifying questions Are we focused on North America? Any other geo? Delivery apps -> Assumed to be food/grocery/alcohol delivery not packages (Amazon)? Assumed delivery apps for end-consumers not large businesses? Delivery apps o"See full answer

Amparo L. - "My favorite app on my phone is Youtube because that way I could watch iCarly videos for free."See full answer

Ban N. - "Follow news and resources via conferences or top companies' blogs, such as NeurIPS 2023 or Google Research Blog to get updates about the machine learning landscape. Research the papers on the new technology or approach that was mentioned or introduced via the subscribed sources, such as listed above. Following media channels, podcasts, or influencers on social media who were recently active in the industry to catch up with the trending and valuable insights, research, thoughts... Scan Github"See full answer

Unicorn 2. - "Clarifying questions: What is leisure travel? Assuming : Travel for vacation not business What is the vision/mission of the company that we are developing this for (I would like to keep this as an anchor to any users, pain points, solutions that we pick) Assuming : Brand new company - startup. Nothing specific in vision/mission for now. When we say travel user experience -> Do we have an existing product that we want to improve on? Is yes, is there any particular complaint or metric issue rel"See full answer

Surbhi G. - "While serverless computing has its merits due to removing the need for server management and auto-scaling abilities, several challenges might arise when deploying machine learning models using this setup. Cold-start latency is a key issue where an Amazon Lambda function, for example, would take more time than usual to run after being idle. This could affect the performance of real-time ML applications negatively. A way to keep the functions warm might be required to avoid this latency. Moreover,"See full answer