Free Cloudera CDP-4001 Exam Questions

Become Cloudera Certified with updated CDP-4001 exam questions and correct answers

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Total 300 Questions | Updated On: Jan 07, 2025

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Question 1

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

A : ta Classification

B : ta Discovery

C : tadata Search

D : neage Tracking

Answer: D

Question 2

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

A : combine rows into a single row

B : filter rows based on aggregate values

C : perform aggregation on each group

D : sort the result set

Answer: C

Question 3

How does the SORT BY clause differ from ORDER BY in Hive?

A : RT BY sorts data before reducing, ORDER BY sorts after

B : DER BY should be avoided for large datasets

C : RT BY is faster than ORDER BY for all queries

D : DER BY is used only for small datasets

Answer: A

Question 4

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

A : count all non-NULL values in a column

B : sum up the values in a column

C : count the total number of rows

D : count the number of unique values in a column

Answer: D

Question 5

How does HDFS ensure data reliability and fault tolerance?

A : using data replication

B : using a single storage node

C : using data encryption

D : using periodic backups

Answer: A

Page: 1 / 60

Total 300 Questions | Updated On: Jan 07, 2025

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