What is the purpose of the `persist()` method in RDDs?

To save RDD in memory or disk for reuse

To evaluate all transformations immediately

Which of the following is true about RDD fault tolerance?

RDDs recompute lost data using lineage graphs

RDDs use write-ahead logging for recovery

RDDs store copies of data in memory

RDDs recompute lost data using lineage graphs

RDDs store checkpointed results after every action

Spark - Sample Questions

8 questions3 Easy3 Medium2 Hard

Preview limited to 8 questions. To protect the integrity of our question library and prevent answer leaks, only a curated sample is shown here. Assessments draw from a much larger, continuously updated bank of questions.

Easysparkrddcore-concept1 point

What is an RDD in Apache Spark?

Spark - Sample Questions

8 questions3 Easy3 Medium2 Hard

Easysparkrddcore-concept1 point

What is an RDD in Apache Spark?

Quick Links

Our Solutions

Knowledge Hub

Spark - Sample Questions

Spark - Sample Questions