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Broadcom 250-608 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Advanced Analytics & Extensions | 12% | - In-database ML (MADlib) - Spatial data processing (PostGIS, H3) - Text analytics (GPText) - Vector databases and similarity search |
| SQL Fundamentals & Functions | 5% | - Basic and advanced SQL - Built-in functions and extensions |
| Troubleshooting & Maintenance | 8% | - Upgrades and patching - Common issues and resolution |
| Cluster Management & Monitoring | 10% | - Resource groups and workload management - Monitoring tools and health checks |
| Query Optimization & Performance | 11% | - Query planning and execution - Tuning strategies and best practices |
| Database Objects & Data Organization | 10% | - Tables, indexes, constraints - Data distribution and partitioning |
| Data Loading & External Data Access | 12% | - External tables and protocols - ETL pipelines and utilities |
| Data Protection & High Availability | 10% | - Backup and recovery strategies - Mirroring and fault tolerance |
| Greenplum Foundational Concepts | 5% | - Distributed database fundamentals - Architecture and components |
| Security & Access Control | 7% | - Data encryption and compliance - Authentication and authorization |
Broadcom Tanzu Greenplum v7 Technical Specialist Sample Questions:
Question 1
How does the ST_Within function behave in a spatial query?
A. It returns the area of a polygon
B. It measures distance between geometries
C. It checks if a geometry is enclosed by another geometry
D. It converts longitude/latitude to Cartesian coordinates
Question 2
What happens when Greenplum cannot perform a local join due to mismatched distribution keys?
A. The query falls back to the master node for execution
B. A broadcast motion or redistribute motion occurs
C. The query fails with a distribution error
D. Data replication is triggered automatically
Question 3
What function would you use in PostGIS to convert text-based coordinates into spatial objects?
A. ST_AsText
B. ST_GeomFromText
C. ST_Transform
D. ST_AsGeoJSON
Question 4
Which two statements about Greenplum table partitioning are true?
(Choose two)
A. Partitioned tables cannot be analyzed using EXPLAIN
B. Partitions are automatically replicated across all segments
C. You can define subpartitions within a partition
D. Partitioning allows the database to prune unnecessary data during queries
Question 5
How can VACUUM ANALYZE help improve query performance in Greenplum?
A. By compressing indexes for faster access
B. By removing all user data
C. By updating table statistics used by the optimizer
D. By converting heap tables to append-only tables
Solutions:
| Question 1 Answer: C | Question 2 Answer: B | Question 3 Answer: B | Question 4 Answer: C,D | Question 5 Answer: C |
