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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Governance, Security & Compliance | 15% | - Security and privacy protection - Data governance policies - Regulatory compliance |
| Topic 2: Storage & Data Management | 18% | - Data formats, partitioning, and indexing - SQL/NoSQL performance tuning - Distributed storage system optimization |
| Topic 3: Data Processing Frameworks | 22% | - Apache Spark optimization - Batch and real-time processing optimization - Hadoop ecosystem tuning |
| Topic 4: Streaming & IoT Data Processing | 15% | - Real-time ingestion frameworks - Stream processing optimization - Pravega, Kafka, NiFi usage |
| Topic 5: Data Pipeline Optimization | 20% | - Reduce latency and improve throughput - Design scalable and efficient data pipelines - ETL/ELT workflow optimization |
| Topic 6: Monitoring, Troubleshooting & Workload Management | 10% | - Cluster resource allocation - Performance monitoring and logging - Bottleneck identification and resolution |
Question 1
Which encoding standard is used by Python 2 to store strings?
A. Unicode
B. ASCII
C. Static
D. Binary
Question 2
Refer to the exhibit.
Which shows a table named Student.
What changes must be made to the table in order to achieve 1NF?
A. Remove duplicate rows in the table
B. Split table into two tables named Student and DoB
C. Split table into two tables named Student and Zip
D. Make Zip the primary key in the table
Question 3
What is the main programming language supported by Apache Spark?
A. Java
B. Python
C. Ruby
D. C++
Question 4
What is the data governance role that leverages the data for business purposes, such as increasing sales or reducing manufacturing costs?
A. Data steward
B. End user
C. Security specialist
D. Data custodian
Question 5
Which of the following are key roles in data governance? (Select all that apply)
A. Data Steward
B. Data Scientist
C. Data Analyst
D. Data Owner
E. Chief Information Officer (CIO)
Solutions:
| Question 1 Answer: B | Question 2 Answer: A | Question 3 Answer: B | Question 4 Answer: B | Question 5 Answer: A,D,E |
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