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Interview questions
Tell me about yourself and your experience.
Implement a Spark job to find the top 10 most frequent words in a large text file.
Combine records by name with concatenated course values
Reverse operation for splitting values back to original format
Sort and merge arrays
Count records for INNER JOIN and LEFT JOIN
Create partitioned table
Find average salary for each manager – Assume a table with manager_id and employee_salary
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