Interview Questions

Rick E. - " O(n) time from typing import List def generate_parentheses(n: int): res = [] def generate(buf, opened, closed): if len(buf) == 2 * n: if n != 0: res.append(buf) return if opened < n: generate( buf + "(", opened + 1, closed) if closed < opened: generate(buf + ")", opened, closed + 1) generate("", 0, 0) return res debug your code below print(generate_parentheses(1"See full answer

Samuel S. - "Clarification questions: What is the time frame we want to build this? MVP 6 months What markets and geos are we targeting? e.g. developed markets and scope it to just US and canada Are we targeting any particular meta platform ? facebook, IG, whatsapp or i can pick ? Across mobile and web platforms. Yes Alignment with Meta's mission and vision and discusison on Product dynamics itself Meta's mission to empower people to build communities and bring the wo"See full answer

Prateek S. - "Clarifying questions: Why are we fixing the roads? Is it due to temporary damage or something structural has gone wrong? What is our purpose behind fixing the roads? Increase mobility in an area? Reduce inequality? reduce crime? Assumptions: Roads have had temporary damage due to rain / storm We know the specific roads which are bad and will need to be fixed Want to increase commercial traffic. Want people to visit a specific area which has bad roads and slow moving traffic. W"See full answer

Prashant S. - "To improve the passenger experience at a major metropolitan airport, I would focus on streamlining the pre-arrival, arrival, and post-flight stages of their journey. Pre-arrival, we could integrate flight details into the Uber app and provide predictive ETAs to help passengers plan better. At the airport, we could partner with authorities to create dedicated drop-off and pickup zones, along with clear in-app navigation to reduce confusion. Post-flight, we could implement dynamic pickup zones, vi"See full answer

Anonymous Jellyfish - "Microservices for resolving diffs, storage S3 for keeping files"See full answer

Mahesh L. - "Preparing for a significant security compliance change can be overwhelming. The most efficient way to achieve GDPR compliance is through interdepartmental collaboration and the use of technology solutions that automate and validate business needs such as policy compliance, data security and required reporting. As the deadline looms, most organizations should already have started assessing the business impact, devising a company-wide implementation plan and addressing additional resource needs. E"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

Y C. - "One way to develop project metrics is around what problem the project is trying to solve within a particular timeframe, at a cost of x dollars and with y quality Scope: Did the project deliver as per the problem statement - over and beyond Resources metrics: Planned resources were utilized to contribute to the success Budget: Did the cost of the project implementation be under the budget or over? Schedule: In-flight milestones were completed on time or not as per the plan Was the proje"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

Prabhav G. - "Assumptions and Clarification! What kind of blind person are we talking about ? Are they partially blind? Color Blind? Can Detect Light ? Can See blurry Images? Is the Blind person an adult, elderly or a teenager? Do they have any additional disabilities? Where will this Iron be used? At home? or perhaps one for travel? Do we have any limitation of resources? Assumptions- We are talking about a Complete Blind person who cannot see anything at all i.e Zero ability to se"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

Ekta M. - "Some clarification questions On a very top layer these are the building blocks of the Quick Commerce companies. Let me know if you wanna deep dive in any specific. Users - browses the catalogue and selects the items that they wanna buy. Dark Store - This is where the catalogue is stored i.e. the items to be ordered. Imagine this to be a huge super store but only the delivery executives are allowed to shop in their. There are multiple of these dark stores, when you enter your address you get"See full answer

RestlessMonk - "My style of inspiring / discovery sessions / brainstorming / execution guidance / upskiling the team has always been Outcome driven. Outcomes always took the central focus of our efforts, and hence easier prioritisation and a clarity on why a decision failed or succeeded. I take personal responsibility to help the teams to define outcomes if it is a complicated charter and for most help them fine tune the outcomes to keep them simple, progressive and aspirational."See full answer

Mahesh G. - "I assume I'm a Product Manager at Uber Eats and I believe we are talking about a food delivery and grocery delivery application that's part of the Uber ecosystem. Yes Before I start looking into the problem statement, I want to ask a few clarifying questions if it's fine with you. Yes Is there any specific reason that I should know why Uber Eats could look into improving the product may be reasons such as an increase in customer queries, any competitive initiatives, etc.? Nothing in spec"See full answer

Sabi M. - "there's no audio the last ~10 minutes from the interviewer so we can't get a sense of the feedback from the interviewer. I did think it took the interviewee a little too long to figure out the issue itself and could have benefited from taking some time to think and gather thoughts before jumping into drivers of the issue."See full answer

Yash G. - " import lombok.*; import lombok.extern.slf4j.Slf4j; import org.springframework.boot.CommandLineRunner; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.stereotype.Component; import org.springframework.stereotype.Repository; import org.springframework.stereotype.Service; import java.util.*; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ConcurrentMap; import java."See full answer