Interview Questions

Amparo L. - "The reason I want to work at Doordash is because I’m a really hard worker, I never give up and I’m good at delivering stuff to my teachers at school whenever they have something to drop off to them, I look at the paper and then I read the directions given to me on the ipad to drop it off."See full answer

Varija R. - "Uncontrolled fellow passenger behaviour Dirty and unmaintained seat fabrics Disconnected train coaches limiting even distribution of passengers"See full answer

Anonymous Beaver - "Clarifying questions: Reason to add this feature? No particular reason but let's assume it's an industry practice Any resource constraints? None for now I am assuming all furniture sold on the site is Wayfair's and not sold by third parties? Yes Approach: Industry, company and product profile and target audience Wayfair is a e-commerce company selling furniture. Direct competitors are other online only businesses like amazon. Indirect competition include physical stores like home depot/l"See full answer

Anubhav A. - "Clarifying question: We are just interested in facebook's ad rev and not other meta products We are looking at the rev coming per year globally formula = (avg. ads shown per min on fb products) x (avg. time spent per user per day in mins) x (avg. rev that fb makes per view) x (DAU) x 365 assumption all kind of ads give the same rev per view to fb all kind of geographies give the same rev per view to fb avg. ads shown per min -> user can scroll upto 20 posts easily in a min, lets"See full answer

Yashveer singh R. - "Tell me about yourself? What is your weakness?"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

Niaz - "Clarification : What do you mean by fake drugs ? Ans : drugs that are counterfeit and not approved by the FDA. Intro / scope : Fake drugs is a big problem and can even lead to someone death. For this question I plan to focus on the US market and drugs that can be bought over the counter and does not need a doctor's prescription. For prescription drugs, pharmacists play a key role in ensuring the doctor's prescription correct and pharmacists can also police fake drugs. Therefore I will focus o"See full answer

Shaheen B. - "Facebook is now more safe app it designed for all purposes advertise your collection and doctor's advise there clients also and more amazing things we do. I don't understand this questions"See full answer

Inae L. - "Question: If Meta Pay did not exist, would you recommend that Meta develop its own payment solution internally or seek a partnership? Justify your decision. Answer: Given Meta's position as a leading technology company with a vast ecosystem of applications and services, I would recommend that Meta develop its own payment solution internally. My decision is based on several key factors: Strategic Control and Flexibility Developing an internal payment solution would gran"See full answer

Sam J. - "static int[] sortKMessedArray(int[] arr, int k) { // your code goes here int len = arr.length; for(int i=1;i-1 && arr[j]>key){ arr[j+1] = arr[j]; j--; if(moves >= k){ break; } else { moves++; } } arr[j+1] = key; } return arr; } `"See full answer

Varun J. - "Timeline and trends analyze period when the CTR was down Check external factors Seasonality and holidays Competitive factors Industry-wide changes Ad performance analysis Ad copy Product feed quality Pricing Promotions and discounts Audience targeting and segmentation Specific demographics? User segment? Device across mobile, desktop, and tablet Ad placement and auction insights Anything changed with ad placement?"See full answer

Deepti K. - "I gave multiple answers including polling the service every 10 sec to see customer. Or we can have the client side call which will send this data after 10 sec to us. We will store in dynamo DB and then send through pipelines to redshift DB for analytics."See full answer

Saurao D. - "Estimate how many potholes there are across the continental USA. Continental USA=? USA area: 9.834~9 Mn km² Considering 10% constitutes of water bodies Land: 8.1~8Mn km² Land will comprise of residential area, commercial area, inner roads and highways Residential area: 2.5% Commercial area:2.5% Inner roads: 2.5% Highways: 2.5% Barren Land: 30% Forest: 30% Grassland: 30% Highways don't have potholes. Also Barren Land and Forest will not be considered. So, Residential area: 2.5%= 0.2Mn"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

Tanu M. - "When it comes to Metrics, I always think of one thing " What cannot be measured cannot be done". The product that I am managing goal is on enabling the products for our partners so that our partners can have a seamless experience of doing business with us which in turn will increase the revenue. The user segment for my product is mainly resellers who can resell the product to another customer so that the reach of the customers is more. The metrics which I am tracking are revenue, referrals, an"See full answer