Questions
Try your hand at these practice questions to test your knowledge of Apache Spark:
Question 1:
Which statement does not accurately describe a feature of the Spark driver?
- The Spark driver serves as the node where the main method of a Spark application runs to co-ordinate the application
- The Spark driver can be horizontally scaled to enhance overall processing throughput
- The Spark driver houses the SparkContext object
- The Spark driver is tasked with scheduling the execution of data by using different worker nodes in cluster mode
- Optimal performance dictates that the Spark driver should be positioned as close as possible to worker nodes
Question 2:
Which of these statements accurately describes stages?
- Tasks within a stage can be simultaneously executed by multiple machines
- Various stages within a job can run concurrently
- Stages comprise one or more jobs
- Stages temporarily store transactions before committing them through...