Interview Questions

Gunjan B. - "Google flights doesn't have a booking experience. Is this even a real question?"See full answer

Gabriele G. - "DFS with check of an already seen node in the graph would work from collections import deque, defaultdict from typing import List def iscourseloopdfs(idcourse: int, graph: defaultdict[list]) -> bool: stack = deque([(id_course)]) seen_courses = set() while stack: print(stack) curr_course = stack.pop() if currcourse in seencourses: return True seencourses.add(currcourse) for dependency in graph[curr_course]: "See full answer

dan - "Approach: 1) clarify and communicate baseline assumptions. 2) communicate how solving for this will align to FB's mission. 3) define the user groups we are solving for 4) Define the user journey pre/during/after natural disasters 4.a) pick a user group we want to go with 5) identify the painpoints for this user groups user journey 6) think about solutions 7) prioritize and elaborate 1) clarify and communicate baseline assumptions. Q: Can you tell me why FB is interesting in building"See full answer

Anonymous Krill - "I wish there were more real-life examples, more practical information that actually demonstrates the wealth of experience. In the beginning, we are introduced to 3 pillars: trust, high productivity, and growth mindset. It would have been nice to see 1 example for each of these pillars in practice. the interview response was very theoretical and diplomatic. Very shy in providing even small real-life examples e.g. question what are the example guidelines teams would set by themselves to identify w"See full answer

V V. - "Simple file system ( Hash Map , LSM trees), and consistent hashing. I failed to discuss about conflicts ( Versioning)"See full answer

Unicorn 2. - "I would like to ask a few clarifying questions Lyft for kids: Does this mean we want to design a ride sharing app for kids? (Assuming yes) Do we have any existing features catered to kids? (Assuming no) Lyft has a lot of features. I am going to assume basic table stake features which Lyft already has as: Ability to call for a ride Ride tracking Are there any goals that we would like to achieve with this feature? If we look at current market conditions, Lyft has biggest threat f"See full answer

Akshay J. - "Started by asking clarification questions regarding design constraints and desired features. Break down the into re-usable components - HeroImg and Carousel (with 3 images rendered) Code the components and managed the state for both in the parent component."See full answer

Aryan B. - "I'm going to assume I'm the PM for Events. Clarifying Questions: Is there any reason why we're improving Events, perhaps any bugs or feature requests? I'll assume improvement is open-ended Are we scoped to Facebook mobile or web? I'll assume no I'd like to break this problem down into three areas: goals, users, and solutions. Let's talk about goals first. Higher-level goal for Facebook & Events The higher-level goal for Facebook is to bring people closer together and empower"See full answer

Ashima S. - "What do we mean by grow the VC feature? I am assuming the goal to be feature adoption. Goal: Increase VC feature adoption and usage within a timeframe (say, 6 months?) User Segments: I am thinking of the following user segments for this problem - Security conscious users (mostly an overlap with high spending limit card users) Frequent shoppers with multiple online subscriptions (we could quantify this like >5 subscriptions or so) Potential CapitalOne users who have shown interest in the"See full answer

Anonymous Salmon - "Product Bugs can be categorised by severity associated with them. Product Roadmap prioritization happens by MuSCoW technique, or WSJF for big ticket items. Suggestions from Leadership normally fall in expedited bucket. Overall, if there's a Scrum way of executing all priorities, then the PO and Team get together to decide the scope of the sprints for execution."See full answer

Atit P. - "I'd start by clarifying the purpose of the in-flight experience. Get more travelers? (adoption) Reduce customer churn? (retention) Gain additional revenue? (revenue) Lets say we want to offer an in-flight experience that drives revenue. It is intuitive that, customer expectations for an in-flight experience will vary based on the duration of the flights: Short haul flights (1 hour or less): Self-help options are better suited. While seating may be important, a slight inconvenience for"See full answer

Sam T. - "demonstrate your ability to recognize and nurture talent, provide growth opportunities, and create an environment that supports and challenges high-performing individuals. Use a real-life example to illustrate your approach and showcase your leadership skills. Managing high performers is an exciting and rewarding aspect of being an engineering manager. These individuals are often the driving force behind innovation, productivity, and success within a team. As a manager, it's crucial to recogni"See full answer

Sumit P. - "CQs: Help? → any sort of help Customer support? On App guidance? Help for creators?developers? → no Currently it is FAQ based, predefined app guide for the new users, customer support for critical cases Any specific problem came out in research or want me to brainstorm → brainstorm Improve what? → CSAT - lagging metric, should not be only goal Time spent in on app help → key goal is reduce this No constraints Geo - US Users E"See full answer

Kartikeya N. - "Clarifying questions Do we mean the Google Play store or Apple App store or some other app store? : Google Play Store Do we mean to calculate the number of apps as in 2024? : yes Are we looking at any particular data slices like in a particular country/ for a particular geography etc.? : No, I want the overall global number And we mean to calculate total number of apps that are registered on Play Store and can be searched and accessed by a user, am i right? : Yes Okay, here's how"See full answer

Hayatu H. - "How do you find consecutive days for login (MySQL, SQL, date, subquery, MySQL 5.7, development)? 1 Follow Request Answer More All related (34) Recommended 📷 Trausti Thor Johannsson · Follow Been using MySQL for more than 16 yearsDec 27 There are functions like DATEDIFF but there are also BETWE"See full answer