Interview Questions

Cristina E. - "The main strength is the huge market size that it already has. Other strength is the way google works is really familiar to everyone who use android Challenge Increase the revenue if the volume keeps at the same level Keep being in the top of mind on the users with the high competence"See full answer

Tiffanie K. - "licensing violations for mis-use, integrity of the data (how often is data refreshed), unstructured/garbage data, potential to download virus, mis-interpreted data, unreliability of system (i.e. 3rd party unplanned downtime),"See full answer

Rahul J. - "Target market \# of users: Almost every household requires groceries Frequency of problem: Groceries are a perishable item and is bought frequently to be consumes fresh Importance of problem: Groceries are a necessity for survival - so it's a highly important problem Internal company assessment Assuming this has to be built by Facebook. It marginally aligns with the company mission and existing business model of ads driven revenue Players in ecosystem: Grocery suppliers, User (consum"See full answer

Surbhi G. - "In order to train a machine learning model for license plate detection, which is essentially image recognition, I would first need a large labeled dataset of images featuring license plates. From hereon, I would use a model architecture suitable for image-related tasks, like CNNs (Convolutional Neural Networks). When it comes to deploying the model, I would first optimize it, aiming for the best balance between speed and accuracy. Depending on the specifications, the model could be deployed eith"See full answer

Agyt J. - "Getting product requirements right first : -- Gmail App to be used only within 24 humans in Mars -- Mars is a very hostile environment with extremely low temperatures and zero O2. Hardware operating in sub zero temp. Hardware probably doesn't need cooling. Battery life is restricted. -- Assume that people would be wearing specialized suites. Visibility and Listening capability is ok, however, their ability to use their fingers is severely restricted -- Greatly voice enabled and a speaking app --"See full answer

Jayveer S. - "with jay as (select date,temperature,deff from( select *,temperature-lag(temperature)over(order by date )  as deff from city_temperatures) where deff >=-3 and deff >=5) select date,temperature from jay"See full answer

Exponent - "Before we begin, it's important to understand what the interviewer is testing with this type of question. This is a Strategy Question that tests an interviewee's ability to create compelling arguments from high level information, discern motive, and think strategically. We can split this question into two views: is Spotify's high churn rate okay or not? Let's see the argument that is bad, and then the opposing side. High churn is bad We'll first give the naive argument here — that churn i"See full answer

Aveek B. - "Seems to be copied from here: https://leetcode.com/discuss/interview-question/system-design/1286344/System-Design-Design-Weather-Widget/982489"See full answer

Prachi G. - "The solution produces the same result as the 'prescribed solution' yet it does not get accepted In the test results section transcript['year'] = transcript['year'].astype(str) df = pd.pivottable(data = transcript, index = 'studentid', columns = 'year', values = 'yearlygpa', aggfunc = 'mean').resetindex() df = df[(df['2021'] < df['2022']) & (df['2022'] < df['2023'])] df['average_gpa'] = df[['2021', '2022', '2023']].mean(axis=1).round(2) return df "See full answer

Arvind R. - "Based on the demand data, i.e. how many people are seeking to take shuttle during a certain period, I will make that as on-schedule. On the lower peak times, I will make it as on-demand with the expectation of how long it will take from request to shuttle available."See full answer

Marwan O. - "My company was acquired and I was responsible for planning and managing a transition & integration of custom real-time time-series data and event capture software. I worked with lab scientists (who were running the instruments from which the data would be captured) to understand their unique needs compared to the use cases the software was originally written and deployed for. I wrote proposals for integrating specific components of the software and abandoning others, receiving review and a"See full answer

Charu S. - "I was working on a project wherein I had to launch a marketing campaign with very tight timelines and that too on a tool wherein neither I nor my team had any expertise. However if we successfully sign off a campaign, our company could get a chance to show this project in our portfolio and attract new clients for such projects which could ultimately increase the financial factors. So I created a plan wherein I scheduled trainings for the team with external sources and along with that kept an eye"See full answer

Julien C. - "👇 Your feedback is very much appreciated 👇 Clarifying Questions Bookshelf: how is this bookshelf going to be used? at home? in a library? Elderly People: do we have more precisions on this elderly population? are they sick?disabled? [Interviewer: this bookshelf will be for home purposes. You'll have to specify.] Here's what we gonna do: Users & Pain Points: let's try to better understand who we are designing this bookshelf for Solutions: we'll brainstorm a few solutions and"See full answer

Bk - "Situation: In higher Test Environments, I realized that the developer was not Testing /insufficient Testing.. purely because of all the bugs discovered. Action: so first I did couple of things: Defect Density Metrics on the features - driven by priorities and severities, Rough estimation on cost of fixing, Impact of the bugs -were gathered. Produced metrics and had retrospection meeting to analyze situations/cause of failures and what we could learn and put in as best practices. Real"See full answer