Interview Questions

Anonymous Hummingbird - "I started going through the different main area of focus stakeholder alignment with Product and engineering; resource alignment getting it into the backlog and then prioritization spoke about Sprint planning and timelines and timely communication back to stakeholders to be on track for this end to end demo / pilot options (but HM already wasn't too happy about the response and asked me the Question again)"See full answer

Raymond W. - "Clarifications/assumptions - we're only interested in opening and closing hours, not serving times e.g. breakfast or lunch time format etc will be local only interested in regular hours not special holiday hours Potential users/data providers (ranked by order of authority) Businesses/Advertisers Consumers Google Goal Coverage Prioritising the most popular restaurants, or those who are willing to invest in advertising Accurate, but conservative - better be wrong to"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

Satyajit G. - "It might not be a good idea to predict stock prices only based on reddit comments. You could create a signal from reddit comments that can indicate "social media interest" and feed it into a ML system (along with other features) that predicts prices. Collecting good data to train the model and evaluating it correctly are going to be huge challenges."See full answer

Alina G. - "Order the result in descending month is not applied in the solution"See full answer

Graig - "Yes to peer manager from stackholder team the problem was every time she wanted say something she used to have three way connect with me and my manager"See full answer

Hyder A. - "Control plane has few component, it's like the brain of the cluster, the data plane is the work horse, CP has etcd, api-server, DP has kublet and kube-proxy"See full answer

Hems S. - "I will start with clarifications: Q: How do you define "healthy" marketplace? A: When there is a balance in demand and supply Q: If we have balance, is it fair to assume, lot of transactions will happen? A: Sure Q: Also, is it fair to assume well known tokens on the platform already have a healthy marketplace with enough buyers and sellers. The problem is mainly with new tokens that will be introduced? A: Thats a fair assumption Q: Its okay to limit scope for this exercise to the CB retail a"See full answer

Catherine T. - "We want sales to grow, in order to have a growth in revenue. And customer usage as well as it allows to see if our product lead more engagement from our users. So to be able to see this overall evolution I would make a line chart for both : Sales : with month on x-axis and sales revenue on y-axis Customer Usage : with month on x-axis and a KPI allowing to measure customer usage (nblogins or nbsessions or nbgamesplayed, ... depending on the industry) on y-axis Moreover, after knowing th"See full answer

Rafia M. - "SQL is structured query language."See full answer

Anonymous Cat - "Good practice video; however, at minute 6:40 in this video, the interviewer confirmed the app version causes no issue! While the final answer was the app version!"See full answer

stash - "Clarification What category of Marketplace are we setting a goal for as there are several sub-marketplaces? —> We are looking at overall Marketplace Are we focused globally or in the US? —> Lets limit to the US To set the Goal for FB marketplace I will start by describing the product, go over goals for the users (buyers / sellers) and the business (FB), review user actions, list metrics and then summarize our goal for marketplace and choose a few keys metrics to track our progress towa"See full answer

Max V. - "What can be a camera ? point and shoot camera - to capture events Video camera - to record events Surveillance camera - cctv camera to monitor movements Elderly above 65 (male and female) with or without any medical condition Elderly can be tech-savvy but majority would be non-tech savvy. We can also further look to segment this customer base as elderly who are Living with their Children Living in foster care Living alone For the moment , i would restrict the geo"See full answer

Adib M. - "Clarifying question: Do I know of this other team? Have i worked with them before? Do i know the TPM of this team B? 1) Schedule 1-1 TPM of this other team (Team B) with the agenda to better understand Team B project 2) State that you came to know that Team B is working on what sounds like a project similar to your team and you want to understand more about it to see what is common /what is different, what are the objectives and who the stakeholders are and so on. Also, important to know how f"See full answer

Abhi R. - "TCP server/client to facilitate high throughput of incoming metrics.(This is the standard used in the industry by Datadog etc). NoSQL or timeseries database for storing metrics. Timeseries databases are better for aggregating metrics in a given time period. REST API for serving metrics data to visualization frontend."See full answer

Kena K. - "Lyft’s mission: To become the world’s best transportation company CQ: · Region: USA · Metrics to improve: Engagement User persona: · Passengers · Drivers Will consider passengers persona for this case. Use case / pain points: Exact pick up location is not visible on the map Not able to communicate exact location to the driver due to unknown location How to change the pick-up location in case passenger has to move around Features: Passenger can share a pictur"See full answer