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Cloudera Cloudera Certification CDP-3002

CDP-3002

Exam Code: CDP-3002

Exam Name: CDP Data Engineer - Certification Exam

Updated Time: Sep 13, 2026

Q & A: 320 Questions and Answers

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Cloudera CDP-3002 Exam Syllabus Topics:

SectionObjectives
Topic 1: Data Processing and Transformation- SQL analytics engines
  • 1. Hive / Impala query optimization
    • 2. Data transformation best practices
      - Spark processing
      • 1. Distributed processing concepts
        • 2. Spark SQL and DataFrames
          Topic 2: Platform Operations- Cluster and workload management
          • 1. Monitoring and troubleshooting
            • 2. Resource management and scheduling
              Topic 3: Data Storage and Modeling- Data modeling
              • 1. Dimensional modeling concepts
                • 2. Schema design for analytics
                  - Data lake architecture
                  • 1. Partitioning and file formats (Parquet, ORC)
                    • 2. HDFS / cloud object storage concepts
                      Topic 4: Data Governance and Security- Data governance
                      • 1. Data lineage and auditing
                        • 2. Metadata management
                          - Security frameworks
                          • 1. Authentication and authorization in CDP
                            • 2. Ranger / Sentry policies
                              Topic 5: Data Ingestion and Integration- Batch and streaming ingestion
                              • 1. Apache NiFi / Kafka ingestion concepts
                                • 2. Data ingestion patterns in CDP
                                  - Data movement and pipelines
                                  • 1. Data flow orchestration
                                    • 2. ETL/ELT workflows

                                      Cloudera CDP Data Engineer - Certification Sample Questions:

                                      Question #1
                                      When optimizing join operations in a distributed data processing environment, why is it important to co-locate join keys?

                                      A. To increase the storage capacity required for join operations
                                      B. To minimize data shuffle by ensuring related data is on the same node
                                      C. To enhance data encryption methods for secure joins
                                      D. To ensure data integrity by preventing data loss during network transmission


                                      Question #2
                                      In a CI/CD pipeline, what is a key consideration when integrating Cloudera Data Engineering (CDE. service API calls for deploying Spark jobs, specifically regarding security?

                                      A. Hardcoding API keys in the pipeline scripts
                                      B. Incorporating API token rotation and secure secret management practices
                                      C. Disabling TLS for API endpoints to simplify integration
                                      D. Using generic Spark Docker images for all jobs to avoid API customization


                                      Question #3
                                      You're provisioning a new Cloudera Data Engineering (CDE. virtual cluster. Which of the following factors should you consider when choosing an appropriate instance type for Iceberg workloads? (Choose two)

                                      A. The expected size of your Iceberg tables
                                      B. The complexity of your SQL queries and transformations
                                      C. The network bandwidth required by your Iceberg jobs
                                      D. Whether you require GPU acceleration for machine learning tasks integrated with Iceberg
                                      E. The type of storage (SSD vs. HDD. needed for optimal performance


                                      Question #4
                                      For a dataset that is used multiple times in different transformations but is not large enough to warrant disk storage, which caching level in Apache Spark is most appropriate?

                                      A. MEMORY AND DISK SER
                                      B. DISK ONLY
                                      C. MEMORY ONLY
                                      D. MEMORY ONLY SER


                                      Question #5
                                      Which Spark component is responsible for managing the execution of tasks on worker nodes?

                                      A. spark SQL
                                      B. Spark Executor
                                      C. Spark Driver
                                      D. Spark Core


                                      Solutions:

                                      Question #1
                                      Correct Answer: B
                                      Question #2
                                      Correct Answer: B
                                      Question #3
                                      Correct Answer: A,E
                                      Question #4
                                      Correct Answer: C
                                      Question #5
                                      Correct Answer: B

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