DatabricksCertified Associate Developer for Apache Spark
Domain 1Objective 2
Identify the Role of Core Components of Apache Spark™'s Architecture, Including Cluster, Driver Node, Worker Nodes/executors, CPU Cores, and Memory. ASSOCIATE-DEVELOPER-APACHE-SPARK Practice Questions (Page 2)
Part of the Apache Spark Architecture and Components domain, which accounts for 20% of the ASSOCIATE-DEVELOPER-APACHE-SPARK exam. Databricks does not publish an official question count, but from its 90-minute exam (~35–60 total, ~7–12 in this domain), expect 1–2 from this objective — we provide 28 practice questions to prepare you well beyond it. (estimate)
28questions here
6free pages
6concepts
20%of the exam
Questions 6–10
- 6
What is an executor in Apache Spark?
Select an answer first - 7
A Spark application is running with executors that have 4 cores and 16 GB of memory. The application performs a shuffle-heavy join. The team notices that the shuffle is slow. They consider increasing the number of executors. What is the most likely effect of increasing the number of executors?
Select an answer first - 8
A Spark application is submitted to a cluster. The driver node creates a SparkContext and builds a DAG of stages. What does the driver do with the DAG?
Select an answer first - 9
A data engineering team submits a Spark application to a cluster. The application's main() function creates a SparkContext and defines transformations on a DataFrame. After the job starts, the driver schedules tasks to executors. Which component is responsible for running the main() function and creating the SparkContext?
Select an answer first - 10
Which component of Spark's architecture is responsible for running the main() function and creating the SparkContext?
Select an answer first
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