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Cloudera CDP-3002 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Data Storage and Modeling | - Data lake architecture
|
| Platform Operations | - Cluster and workload management
|
| Data Ingestion and Integration | - Batch and streaming ingestion
|
| Data Governance and Security | - Security frameworks
|
| Data Processing and Transformation | - SQL analytics engines
|
Cloudera CDP Data Engineer - Certification Sample Questions:
Question #1
Your team is integrating PySpark with a MySQL database. You need to read data from a table named 'employees'. Which of the following PySpark code snippets correctly accomplishes this task?
A. 
B. 
C. 
D. 
Question #2
When leveraging Spark's DataFrame API for caching, what implicit optimization does Spark perform to enhance processing efficiency?
A. Inlining of functions to reduce the overhead of JVM method calls
B. Automatic selection of the optimal storage level based on the DataFrame's size
C. Automatic conversion of all operations to map-reduce jobs
D. Predicate pushdown and other logical optimizations before physical execution
Question #3
You need to enable secure access to Iceberg tables in CDP, controlling permissions at the table, column, and row level. Which of the following approaches would you investigate?
A. Integrate with CDP's Kerberos-based authentication system.
B. Configure role-based access control (RBA directly within Iceberg table properties.
C. Leverage Apache Ranger's integration with Iceberg.
D. Implement custom Spark IJDFs to enforce authorization logic.
Question #4
In a meeting about Spark applications deployment on Kubernetes, your team discusses strategies for handling node failures. Which Kubernetes feature should be utilized to maintain high availability in case of node failures?
A Horizontal Pod Autoscaler
A. ReplicaSets
B. Resource Quotas
C. Pod Priority
Question #5
Which tool or API is primarily used for monitoring and inspecting the performance of Spark applications in real-time?
A. Apache Ambari
B. Spark History Server
C. spark Web UI
D. Hadoop YARN ResourceManager UI
Solutions:
| Question #1 Correct Answer: D | Question #2 Correct Answer: D | Question #3 Correct Answer: C | Question #4 Correct Answer: C | Question #5 Correct Answer: C |
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