Welke Excel functies die ik ken die belangrijk zijn voor data engineering.
Junior Data Engineer Interview Questions
416 junior data engineer interview questions shared by candidates
Pregunta de estadistica, sobre elegir un test sobre otro. Una pregunta de un bayes escondido.
Talk about myself and my skills.
1. From two flight tables fetch the time taken between src date and destination date. 2. From two tables fetch the name from table A and email from table B. 3. Find the 2nd highest salary from the employee table. 4. Which AWS service did I used and how to automate that process. 5. Count function. 6. Fetch the data where email is null in employee table. 7. Sum of even numbers in a list in python. 8. How to convert a list into dataframe using PySpark. 9. How to read a csv file using PySpark.
What are your sql skills? What does this code mean + why did you choose to implement it this way?
Why am I changing my profession? What was the most interesting project you did at your last job? Knowledge of English.
"What is the difference between ETL and ELT?"
What is the difference between a star schema and a snowflake schema?
How would you identify the top-selling items from a store on an ecommerce platform using the platform's API?
Domande riguardanti il Machine Learning
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