Interview Questions

Swaroop M. - "Formulate a draft format of idea, open to feedback, communicate your progress"See full answer

Mohamad Y. - "YouTube"See full answer

Sai ganapathy S. - "Estimate the number of Slack Users. Are we going to calculate the number of Slack users only in the US or throughout the world ? Slack users within the US By Slack users, are we going to consider only personal account users or enterprise account owners as well ? Both. Enterprise and Personal Account. Assuming that there are around 330 Million individuals in the US, splitting them into various age groups. 0-20, 2-40, 40-60 - 80 Million each Above 80 = 80 Million Since"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

Alexey T. - "with t1 as (select employee_name, department_id, salary, avg(salary) over (partition by departmentid) as avgsalary, abs(salary - avg(salary) over (partition by department_id)) as diff from employees ) select employee_name, department_id, salary, avg_salary, denserank() over (partition by departmentid order by diff desc) as deviation_rank from t1 order by departmentid asc, deviationrank asc, employee_name `"See full answer

Tiago R. - "function getCheapestCost(rootNode) { let cost = rootNode.cost; if (rootNode.children.length === 0) { return cost; } let minCost = Infinity; for (let child of rootNode.children) { minCost = Math.min(minCost, getCheapestCost(child)); } return cost + minCost; } `"See full answer

Techzen I. - "Implemented the Java code to find the largest island. It is similar to count the island. But in this we need to keep track of max island and compute its perimeter."See full answer

Adegnika O. - "It was a Finetech product to help people remove credit card limited balance issue. The product is design especially for business man who usually use they credit card to make purchase or big transaction. Problem Credit card have a limit amont of money they can support. it is very difficult to handle situation where people want to make a transaction that goes beyond their supported credit card balance. Having many credit card is not easy to manage and go to trip with a huge amont of money i"See full answer

Kanika - "https://www.freecodecamp.org/news/what-happens-when-you-hit-url-in-your-browser/"See full answer

Lea M. - "THIS QUESTION IS FROM AMAZON STRUCTURE OF THE ANSWER ARTICULATE YOUR IDEA WHY IS IT WORTH ADVOCATING ACHIEVING THE IDEA THE RESULTS AND IMPACT FOR THE COMPANY FROM THIS IDEA. AND ADD THE CHERRY ON THE TOP I HAVE A PRESENTATION MADE TO PRESENT YOUR IDEAS INTO A COMPELLING WAY"See full answer

Khushbu R. - "Let’s say the matrix is m x n (i.e., m rows and n columns). Start from the top-right corner of the matrix. Move left if you see a 1. Move down if you see a 0. Keep track of the row index where you last saw the leftmost 1 — that row has the most 1s. public class MaxOnesRow { public static int rowWithMostOnes(int matrix) { int rows = matrix.length; int cols = matrix[0].length; int maxRowIndex = -1; int j = cols - 1; /"See full answer