Interview Questions

Laura U. - "productssold = set(transactions['productid']) unsoldproducts = products.loc[~products['id'].isin(productssold)] return unsold_products[["id", "name", "stock"]] `"See full answer

Rahul J. - "Skype is a communication and collaboration tool used by individuals and businesses. Users can send messages, do audio and video calls, share screen etc. There are two parts to the business model: Individual user - to - individual user: users can make audio and video calls at no fee Enterprises: Organisations need to purchase the subscription for internal usage. Revenue depends on \# of paying enterprises, length of subscription, price per month/year Product objective: increase rev"See full answer

Lokesh K. - "Clarification: What are we trying to improve on Facebook Marketplace? I would like you to ponder on this. I'll take on how to monetize the Marketplace. Thus, improving it from the company's perspective Do we have any particular Demography in Mind Take India, as it is one of the biggest market available. What do I understand by Facebook Marketplace? It is a place where both buyers and sellers get a chance to connect within Facebook. The Sellers have the option of postin"See full answer

Constantin P. - "Reinforcement Learning is a type of machine learning where an agent learns to make decisions by trying out different actions and receiving rewards or penalties in return. The goal is to learn, over time, which actions yield the highest rewards. There are three core components in RL: The agent — the learner or decision-maker (e.g., an algorithm or robot), The environment — everything the agent interacts with, Actions and rewards — the agent takes actions, and the environmen"See full answer

Kim L. - "Explore expanding beyond just two small roooms-- bigger rooms or a third room? Get insights from those who are teleporting about what the experience is like"See full answer

Ugo C. - "function preorderToInorder(preorder) { let inorder = []; let stack = []; let root = preorder[0]; stack.push(root); for (let i = 1; i 0 && stack[stack.length - 1] 0) { root = stack.pop(); inorder.push(r"See full answer

Adhitya G. - "Clarifying Questions: Product → It is a online Professional Services platforms where jobs are made much easier for both recruiters and for job-seekers Goal → Increase Number of Users/ Any other Business Goal? Mission → It is to make job-posting/seeking completely hassle free and accessible to everyone. Do we have any timeframe to do this and is there any growth rate that I should be targeting? - 5x in 5 years Students → Are we focusing on Full-time or Part-time students? Any"See full answer

Anonymous Sparrow - " To start, I'm going to make sure I understand the product correctly and also define what specific business metric we're trying to improve. Second, I will focus on defining the target user for which we want to improve the product and brainstorm what additional user problems we could solve. And third, I will generate solutions for these problems, prioritize them, and make a recommendation." First I want to understand if this product will aim to help me find the pet I want, or help me discover wh"See full answer

Satish murthy D. - "It is very easy to shy away and not make a decision because you might feel the right information is not there to make a decision While dealing with ambiguity it is essential to remain Calm. And Establish what it is you want to achieve by asking a lot of questions to the necessary stakeholders Access the risk, analyze the data at hand, ask the right questions, and be very clear and concise in decision-making"See full answer

Nitin P. - "public static void sortBinaryArray(int[] array) { int len = array.length; int[] res = new int[len]; int r=len-1; for (int value : array) { if(value==1){ res[r]= 1; r--; } } System.out.println(Arrays.toString(res)); } `"See full answer

Meenakshi D. - "BETWEEN and HAVING clauses in SQL serve different purposes: 1. BETWEEN Clause Used to filter rows based on a range of values. Works with numeric, date, or text values. Can be used with WHERE or HAVING clauses. The range includes both lower and upper bounds. Example: Filtering employees with salaries between 30,000 and 50,000 `SELECT * FROM Employees WHERE salary BETWEEN 30000 AND 50000;` 2. HAVING Clause Used to filter **groups"See full answer

Anonymous Owl - "def validateIP(ip): """ @param ip: str @return: bool """ \# ip needs to be in X.X.X.X \# X is from 0 to 255 \# split the ip at "." split = ip.split('.') if (len(split) != 4): return False for number in split: if (int(number) 255): return False return True"See full answer

Seth W. - "As always, I'd start this discussion by asking a couple clarifying questions. In particular, I'd like to learn more from the interviewer about what "not pulling as hard" looks like. Does it mean: lower code output relative to the rest of the team lower velocity per sprint in terms of story points less participation in code reviews minimal participation in meetings and ceremonies Or perhaps it's a combination of these. As others have pointed out, I'd also want to confirm that I am not ma"See full answer

Shubham A. - "I was working in a Silicon Validation group and the roadmap for all validation strategy was defined, But the problem with that was it was as with the roadmap given, the quality would have compromised and hence, I raised a concern regarding the quality of the product. Initially the team members were not convinced, I borrowed a week's time with them and scheduled another meeting and brought up all the data(high level) which we should be covering during the validation timeframe. Also added tentati"See full answer