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Cloudera CDP-3002 valid dump torrent : CDP Data Engineer - Certification Exam
- Exam Code: CDP-3002
- Exam Name: CDP Data Engineer - Certification Exam
- Updated: Oct 06, 2026
- Q&As: 320 Questions and Answers
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Cloudera CDP-3002 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Ingestion and Integration | 20% | - Stream Data Ingestion - Data Transformation and ETL - Data Federation - Batch Data Ingestion - CDC (Change Data Capture) |
| Topic 2: Data Processing with Spark | 30% | - Spark Performance Optimization - DataFrame and Dataset APIs - Spark Structured Streaming - Spark Core Concepts - Spark SQL and DataFrames |
| Topic 3: Data Pipeline Orchestration | 20% | - Apache Airflow on CDP - Error Handling and Retries - Pipeline Scheduling and Triggers - Workflow Dependencies |
| Topic 4: CDP Platform Operations | 15% | - Cloudera Flow Management - Cloudera Data Platform Architecture - Cluster Management and Monitoring - Data Lake and Storage |
| Topic 5: Data Quality and Governance | 15% | - Data Lineage - Data Catalog and Metadata - Data Validation and Cleansing - Access Control and Security |
Cloudera CDP Data Engineer - Certification Sample Questions:
Question #1
You notice degraded read performance on an Iceberg table after many updates and deletes. What maintenance task should you perform to improve this?
- A. Compact data files
- B. Rebuild the Iceberg metadata table
- C. Rewrite manifest files
- D. Delete old snapshots
Correct Answer: C 🗳️
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Question #2
In Spark, what is the advantage of using the 'coalesce' method over the 'repartition' method when reducing the number of partitions in an RDD?
- A. 'repartition' is incapable of reducing the number of partitions.
- B. 'coalesce' reduces the number of partitions without a full data shuffle, enhancing performance.
- C. 'coalesce' can increase the number of partitions without shuffling.
- D. 'coalesce' triggers a full shuffle of the data, improving data distribution.
Correct Answer: B 🗳️
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Question #3
You are optimizing a SparkSQL query in your PySpark application running on Kubernetes. The query involves a join operation between a large DataFrame and a much smaller DataFrame. To minimize shuffling and optimize network utilization, which join strategy would you likely use?
- A. Broadcast join
- B. Cartesian join
- C. Sort merge join
- D. Shuffle join
Correct Answer: A 🗳️
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Question #4
You are working with a large dataset in PySpark and notice that certain operations are being executed repeatedly, leading to performance issues. Which of the following approaches should you adopt to optimize these operations?
- A. Write the data to a CSV file and then read it back.
- B. Use the method.
- C. Increase the number of partitions using 'df.repartition()'.
- D. Use the 'df.persist()' method.
Correct Answer: D 🗳️
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Question #5
How does Airflow handle task dependencies?
- A. By specifying dependencies through the depends_on_past parameter in task definitions
- B. By using the set_upstream() or set_downstream() methods, or the bitshift operators (]] and [[)
- C. By manually triggering tasks in the correct order
- D. By using the ExternalTaskSensor to pause execution until an external condition is met
Correct Answer: B 🗳️
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