13.3.3 - RDDs and DataFrames
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Practice Questions
Test your understanding with targeted questions
What does RDD stand for?
💡 Hint: Think about what it means to be robust and spread out.
What are DataFrames similar to?
💡 Hint: Consider how databases organize data.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is an RDD?
💡 Hint: Think about the role of RDDs in Spark.
True or False: DataFrames have no structure.
💡 Hint: Reflect on how databases store data.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have a dataset of unstructured text data that needs several passes of transformations–which data structure would you choose and why?
💡 Hint: Consider how the data is structured.
Explain how you would optimize a query on a DataFrame containing millions of rows of structured data.
💡 Hint: Think about what happens behind the scenes with structured data.
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