100% Free CDP-4001 Practice Exam Questions and Answers

Stay Ahead with Latest CDP-4001 Cloudera Data Platform Practice Test Questions 2026

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Total 300 Questions | Updated On: Oct 24, 2026

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Question 1

How does Apache Ranger’s audit functionality contribute to data security?

A : By encrypting data

B : By managing user roles

C : By optimizing query performance

D : By tracking access and policy changes

Answer: D

Question 2

What is the purpose of the GROUP BY clause when used with aggregate functions in Apache Hive?

A : To combine rows into a single row

B : To filter rows based on aggregate values

C : To perform aggregation on each group

D : To sort the result set

Answer: C

Question 3

What is the purpose of using mapjoin in Hive queries?

A : To perform joins in parallel

B : To sort the data before joining

C : To improve data compression during joins

D : To optimize joins by loading small tables into memory

Answer: D

Question 4

What feature in Apache Atlas allows you to view the complete lineage of data from source to destination?

A : Data Classification

B : Data Discovery

C : Metadata Search

D : Lineage Tracking

Answer: D

Question 5

When would you use the COUNT(DISTINCT column_name) function in Apache Hive?

A : To count all non-NULL values in a column

B : To sum up the values in a column

C : To count the total number of rows

D : To count the number of unique values in a column

Answer: D

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Total 300 Questions | Updated On: Oct 24, 2026

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