EMR Analytics Quiz

Quiz covering Advanced Analytics

Questions in this quiz

A preview of the 5 questions covered. Start the quiz above to answer them, check your score, and read the explanations.

1. 1

   Which AWS EMR component is responsible for distributing data and processing tasks across the cluster nodes?

2. 2

   When running a long-running Spark job on EMR, which instance type strategy is most cost-effective for task nodes while maintaining fault tolerance?

3. 3

   You need to persist your EMR cluster logs for auditing purposes after the cluster terminates. What is the standard practice for achieving this?

4. 4

   If your Spark application on EMR is failing due to 'java.lang.OutOfMemoryError: Java heap space', which configuration parameter should you prioritize adjusting?

5. 5

   You are optimizing an EMR job that performs a join between a very large fact table and a small dimension table. Which join strategy should you implement to minimize data shuffling?