Interview Questions

Aekagra S. - "Clarified whether this drop is observed in a particular geography or with a particular demography or devices. Then moved to the analysis of any bugs or flow broken or any defects. If not then talk about any competitor launching a product or feature in a similar category. If yes then double down on that or else speak about any political or marketing campaign that's been launched or any negative news about Facebook. What-Why analysis and concluded with a possible cause."See full answer

Anonymous Roadrunner - "class ListNode: def init(self, val=0, next=None): self.val = val self.next = next def has_cycle(head: ListNode) -> bool: slow, fast = head, head while fast and fast.next: slow = slow.next fast = fast.next.next if slow == fast: return True return False debug your code below node1 = ListNode(1) node2 = ListNode(2) node3 = ListNode(3) node4 = ListNode(4) creates a linked list with a cycle: 1 -> 2 -> 3 -> 4"See full answer

Durga prasad K. - "Product Led Growth Strategy is where literally product drives growth Examples: Referrals Shares on social platforms Product offers basic functionalities for free and user has to upgrade for overall access Inviting friends or teams to your whiteboard In order to build an effective product led growth strategy we need to understand the users pain points, motivations, un met needs in detail that will help us to understand what resonates with the users such that they love the product, s"See full answer

Manik K. - "Agile methodologies are chosen by organizations to enhance delivery speed, integrate shorter feedback loops, and provide incremental value to customers. However, the suitability of Agile depends on several factors, including the nature of the work, team structure, and organizational objectives. From my experience, for teams focused on new feature development, Scrum tends to be more effective. Scrum’s structured cadence—emphasizing backlog grooming, sprint planning, and regular retrospective"See full answer

Meenakshi sundaram M. - "Structure: 1. Ask Clarifying Questions 2. Look at external factors 3. Look at Internal factors ( Slice the data aross different cuts and plan accordingly) Clarifying Questions: What's an outbound message? Is it something Linkedin users send among each other? Decline trends: Is the decline steep or gradual? From when, are we seeing this decline (Say since a week, fortnight, month, etc) External Factors: Have we seen any competition led changes/ new campaigns etc? Have we see"See full answer

Abdurhman M. - "If you effectively listen and understand their point of view, then take action to address the issue quickly. Don't let too much time slip between the conflict and the resolution. If resolving the concern will take more time, communicate the current status and next steps with the stakeholder."See full answer

Tarun K. - "I would very confidently say - Never. Did I failed with a Product? - Yes. Did I launch a product that was sub-par? - Yes. Did I failed to launch a product? - Never. Also, I don't see it as part of growing up as PM to Fail to launch a Product. I think it's a tricky quesion, better to be avoided."See full answer

Ian S. - "Clarifying Question: Are we talking about mission-oriented success or business-oriented success? [Let's assume mission-oriented] Let's start by talking about where Pages fit into the mission of Facebook. Then we'll cover some relevant metrics, identify which are most important for measuring the success of Pages, and then talk about some trade-offs as part of a final recommendation. Mission: Facebook's mission is to empower people to build community and to bring people closer togeth"See full answer

Tiago R. - "function findPrimes(n) { if (n < 2) return []; const primes = []; for (let i=2; i <= n; i++) { const half = Math.floor(i/2); let isPrime = true; for (let prime of primes) { if (i % prime === 0) { isPrime = false; break; } } if (isPrime) { primes.push(i); } } return primes; } `"See full answer

Shreya S. - "Firstly, I would like to be in a room with all the stakeholders (tech/business) and the decision makers. Now starts the analysis of the situation. Certain questions that I will be looking for an answer are- Is this a new issue? or an old one? What is the severity and priority of the feature in the release? In terms of business values. How long would it take the engineering team to fix the issue? Can we manage for a workaround meanwhile the issue gets fixed? What are the risks inv"See full answer

Cesar F. - "Outliers are data points that significantly deviate from the majority of the data distribution. They can arise due to various reasons, such as measurement errors, natural variability, or rare events. Outliers can distort statistical analyses and machine learning models, making it crucial to detect and handle them properly."See full answer

Sanjay V. - "Determining the need of a product, starts with the Problem or challenge we are trying to solve hence identifying a clear problem statement would kickoff the further analysis to find the answers of WHY... any product needed? WHAT... will it bring to the table? There are various techniques which can be used here like SWOT, Feedback, brainstorming workshop with stakeholders etc."See full answer

Michael B. - "Problem: Given an input string txt consisting of alphanumeric characters and the parentheses characters '(' & ')', write a function which removes the minimum number of characters to return a version of the string with properly balanced parenthesis. Answer: You can do this with a counter. Psuedo-Python Start with counter = 0 output = [] Iterate through the string, every time you encounter a '(', increment the counter. Add the character to the output. If you encounter a ')', decrement the coun"See full answer

Glados - "First, why are we building the system? What are the requirements we must meet - Do customers care about data being read/written from a single set of tables or multiple tables, do they care about cost allocation, do they need backups/storage to happen slow or fast, do they foresee a lot of data movement from one table to another? Based on this, there are a few options using some common design choices. Shared disk, or Shared nothing. Both have pros and cons. Based on latency, performance, and cos"See full answer

Anonymous Possum - "The unique id is not clear in this question"See full answer

Rick E. - " from typing import Dict, List, Optional def max_profit(prices: Dict[str, int]) -> Optional[List[str]]: pass # your code goes here max = [None, 0] min = [None, float("inf")] for city, price in prices.items(): if price > max[1]: max[0], max[1] = city, price if price 0: return [min[0], max[0]] return None debug your code below prices = {'"See full answer

Anthony F. - "Asked clarifying questions to know if this was a program already in existence, how long the problem had been, causes and how the problem was brought to attention. Using that information, went through a framework (provided generally below): Making sure to review documentation/existing contracts/vendors/plans. Review budget and timeline for the program. Review resources available. Review the data (or gather) and the scope of the project (city center, suburbs, few blocks, whole city, etc). Set mee"See full answer

Rashmi T. - "It depends on how computers are distributed. Are they located within same network (behind same switch or router) or distributed across globally? Also, it depends upon if there are any security related encryption or decryption algorithms being executed. Similarly, there are so many factors involved in it. However, if a system is highly responsive then this time might be less than 1 second. For example, any google search responds in less than 1 sec. It is an interesting question and I am eager t"See full answer