What's 5/2 in MySQL ?
Data Interview Questions
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How would you explain a confidence interval to a non-technical audience?
Longest palindromes in a string SQL quesiton
Data Modeling: Data Modeling Question for a hypothetical scenario where you have scope to work on your Data Warehousing knowledge. How will you design ETL pipelines for the model? SQL question to display data from your model. Python/SQL questions.
How many high schools that people have listed on their profiles are real? How do we find out, and deploy at scale, a way of finding invalid schools?
We have a product that is getting used differently by two different groups. What is your hypothesis about why and how would you go about testing it?
Name at least 10 Linux commands for diagnostics
1. Given the sample: id, status 1, active 2, active 3, active 4, pending 5, expired 6, expired 7, expired 8, pending Pull the unique statuses that show up consecutively 3 times, e.g. from the sample, the output would be 'active', 'expired'. 2. Given the sample: employee, in_out, time A, IN, 6:00 B, IN, 7:00 A, OUT, 8:00 C, IN, 9:30 A, IN, 9:00 A, OUT, 10:00 B, OUT, 11:00 C, OUT, 10:00 Determine which employees are in the building at 10:30.
How many women I can type
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