100% Free CDP-3002 Practice Exam Questions and Answers

Stay Ahead with Latest CDP-3002 Cloudera Data Platform Practice Test Questions 2026

Page: 1 / 60

Total 300 Questions | Updated On: Oct 25, 2026

Add To Cart

Question 1

How does the spark.sql.shuffle.partitions setting affect performance in Spark SQL?

A : It sets the number of shuffle partitions

B : It sets the number of cores per executor

C : It defines the memory size for shuffle

D : It manages the number of executors

Answer: A

Question 2

Which method is recommended to avoid schema inference overhead in Spark SQL queries?

A : Use spark.conf.set("spark.sql.schema", schema)

B : Rely on default schema inference

C : Use DataFrameReader.option("schema", schema) to specify a schema

D : Use spark.sql("SET schema = schema")

Answer: C

Question 3

What is the impact of using custom operators in Airflow for data quality checks?

A : They handle task retries automatically

B : They allow for specialized quality check implementations

C : They simplify DAG creation

D : They improve scheduling efficiency

Answer: B

Question 4

Which component of Apache Airflow helps to visualize the DAGs (Directed Acyclic Graphs) for ETL pipelines?

A : Airflow Web UI

B : Airflow Scheduler

C : Airflow Executor

D : Airflow CLI

Answer: A

Question 5

What is a key benefit of using Explain Plans for complex queries in Cloudera?

A : Enhancing data security

B : Identifying performance bottlenecks

C : Increasing data throughput

D : Simplifying data schema

Answer: B

Page: 1 / 60

Total 300 Questions | Updated On: Oct 25, 2026

Add To Cart