Real questions from top companies in General/Other · medium
How would you read data from a web API? What steps would you follow after reading the data?
What is the difference between SQL and NoSQL databases?
Calculate the total number of transactions (units sold) for each product.
Describe the concept of data sharding and when to use it.
Fetch the rows with the highest scores for each student in a year.
Find the names of managers who have at least 7 employees directly reporting to them.
Given the data with id, name, and department, how would you calculate how many employees are in each department?
How would you implement custom alarms for data delays or job failures?
Reverse operation for splitting values back to original format
Shell commands for renaming a file?
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