Interview Questions

Anonymous Condor - "Yes, I need to compare the first half of the first string with the reverse order of the second half of the second string. Repeat this process to the first half of the second string and the second half of the first string."See full answer

Josh L. - "I would define success by first figuring out what our goal is by building the reels feature. Are we trying to increase DAUs? Increase enagement? Etc... For the sake of this, I think to define success it makes most sense to see if there is an increase in the amount of time users are spending on instagram. If time spent per user increases, it is likely that ad spend can increase and in turn increases instagram's reveue. We need to be sure that there are guard rails in place and make sure that by"See full answer

Adesegun K. - "While all branches should ideally be tested, some are more critical than others based on the following factors: A. High-Risk or Business-Critical Logic Branches that handle authentication & authorization (e.g., login, role-based access control) Financial transactions or payment processing logic (e.g., tax calculations, refunds, invoice generation) Security-related branches (e.g., encryption/decryption, token verification) B. Error Handling & Exception Paths Branches that deal with error conditi"See full answer

Anjali M. - "Colleague moved to a different role, so I decided to fill in and did outshine in showing results within the group."See full answer

Abdurhman M. - "Graphic design is the process of visual communication and problem-solving through the use of typography, photography"See full answer

Anonymous Dingo - "Here's some thought on what I'll be doing in this situation: Identify the root cause (I'll try to assess WHY the engineers don't action these tickets). In order to identify the potential reasons, I'd have 1:1s with team members, observe participation and engagement in backlog grooming sessions and check in with leads and my peers. Lack of clarity on requirements or acceptance criteria. Skill gaps. Dependency on other teams or missing prerequisites. Team capaci"See full answer

Megha V. - "Assumptions, company, industry, external, customers, problems, solutions, metrics Company is microsoft, its vision is to help people and organization to achieve their full potential by increasing productivity . Task management - there are many products like notes, google task etc which exist but no one is market leader. A user had a list of tasks which she wants to complete by Y deadline and their is prirotization among these and could be categorized Task - start day, end day, estimated time to"See full answer

Bryan L. - "with var1 as (select players.playerid as playerid, player_name, team_id, score_id, max(scores.gamescore) as gamescore from players join scores on players.playerid = scores.playerid group by players.player_id) select teamid, playername, max_score from (select team_id, player_name, gamescore as maxscore, denserank() over (partition by teamid order by gamescore desc) as scorerank from var1) where score_rank <= 2 order by teamid, scorerank asc `"See full answer

Chayan R. - "Clarifying questions: You said on average, having 5 reviews can have positive impact, so I am assuming we will plan to pay for 500 reviews. Is that correct or am I missing anything here ? One information which seems to be missing here to come up with the exact price per review is the number of active visitors from which we are calculating the sales conversion rate. Do we have that information or I should include that as a variable in the price per review. ( assuming we are taking that as a var"See full answer

Kusheta K. - "“I once worked with a dataset that had missing and inconsistent tracking. I first evaluated data quality, cleaned what was reliable, and documented assumptions. Then I collaborated with engineers to implement improved event tracking. This ensured more accurate analysis in the future and improved decision-making.”"See full answer

Mahima M. - "class Solution: def lengthOfLIS(self, nums: List[int]) -> int: temp = [nums[0]] for num in nums: if temp[-1]< num: temp.append(num) else: index = bisect_left(temp,num) temp[index] = num return len(temp) "See full answer

Anonymous Hummingbird - "Q: How do we know that they spend too much time in the app? A: User research/Qualitative survey goal: decrease dissatisfaction that they spend too much time in IG Persona's, lets segment based on usage: New users: just signed up and getting the hang of it lurkers: don't post or engage, just follow contributors: post occasionally (stories + posts) super users/micro influencers: post daily, engage with commenters, spend a lot of time in discover tab IG mission statement is to capture and s"See full answer

Michelle D. - "I would first want to confirm my understanding of the reasoning behind no-ads-allowed in the top left of the feed. For this case, I will assume that the rule is not a hard rule and one in which we may test in this prompt. I'd next confirm my understanding of Pinterest's revenue model with the interviewer. My understanding is as follows: Pinterest serves ads to pinners. Conversion (i.e., purchase) via the ad yields some amount of profit to Pinterest. There's some amount of costs associated and"See full answer

Zakery K. - "I told a story about having good intentions to help out a superior with a problem but I did so without seeking buy-in (permission) first. While I did solve the problem and provided value to him and my other colleagues, I was reprimanded for crossing boundaries and not respecting his privacy (I accessed his computer without his permission to deliver a resolution to a problem). While I had good intentions and the outcome was good, my approach left me with a negative mark and a life long lesson r"See full answer