How do you take millions of users with 100's of transactions each, amongst 10k's of products and group the users together in a meaningful segments?
Data Interview Questions
132,929 data interview questions shared by candidates
Big Data questions(data warehousing concepts) and a java program on LinkedList
Asked coding and data flow questions. The interviewers were friendly, but the questions were more centered on computer science than I expected. There were no social or general case study type questions.
Why don't you have kids?
Please do this hands on work for Excel
The data challenge is pretty standard, give you a data set and let you build a predictive model and put together some insights. Phone and onsite interviews are all technical interviews. Some statistics (sampling, hypothesis testing, power calculation, etc.), some product sense (whether to launch some features, why some metric changed, etc.), also a CS-like question.
Basic interview questions about prior experience and computer skills including Microsoft word and excel.
If a team has 60% win rate, would the team prefer a best of 11 or best of 21?
Given an array, increment any duplicate values until every element is unique. Return the minimum sum of elements for the unique array.
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