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Cloudera CDP-3002 Practice Questions - Cloudera Certified Associate - Data Engineer (CDP-3002) Exam

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About this Exam

Prepare with the Cloudera CDP-3002 Practice Questions - Cloudera Certified Associate - Data Engineer (CDP-3002) Exam practice quiz. This question bank includes 100 questions covering spark, dataframe, column, data, and pyspark. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

Sample Questions

Question 1
In Apache Spark, which of the following operations is a transformation rather than an action?
count()
collect()
filter()
show()
Question 2
What does Spark's lazy evaluation mean for a chain of DataFrame transformations?
Each transformation runs immediately as it is called
No computation runs until an action is invoked
Transformations run only on the driver node
Spark caches every intermediate result automatically
Question 3
In Cloudera Data Engineering (CDE), Spark applications run on which underlying cluster orchestration technology?
Apache YARN
Apache Mesos
Kubernetes
Standalone scheduler
Question 4
Given a PySpark DataFrame df, which expression returns a new DataFrame keeping only rows where the column 'age' is greater than 30?
df.where(df.age > 30)
df.select(df.age > 30)
df.groupBy(df.age > 30)
df.agg(df.age > 30)
Question 5
Which PySpark call adds a new column 'bonus' equal to 10% of an existing 'salary' column?
df.addColumn('bonus', df.salary * 0.1)
df.withColumn('bonus', df.salary * 0.1)
df.select('bonus', df.salary * 0.1)
df.newColumn('bonus', df.salary * 0.1)

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Cloudera CDP-3002 Practice Questions - Cloudera Certified Associate - Data Engineer (CDP-3002) Exam

This practice set contains 100 questions from the matching question bank and focuses on spark, dataframe, column, data, and pyspark. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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Frequently Asked Questions

This quiz contains a total of 100 practice questions carefully selected to test your knowledge on this subject.
Yes, you will have exactly 0 minutes to complete the exam. A countdown timer will be visible once you start.
Yes, you can retake this practice test as many times as you need. The questions and options may be randomized on subsequent attempts to ensure comprehensive learning.

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