250-608 試験問題を無料オンラインアクセス

How does GPText improve performance when analyzing unstructured text in a Greenplum cluster?

• A.It uses in-memory caching across all segments
• B.It compresses the data into binary blobs for storage
• C.It offloads text analysis to standby nodes
• D.It parallelizes text indexing and querying using MPP architecture

Which two types of checks does gpcheckperf support for performance diagnostics?
(Choose two)

• A.Network latency
• B.Disk throughput
• C.Memory leak tracking
• D.User permission consistency

Which utility in Greenplum is most commonly used for parallel data loading from external files?

• A.gpload
• B.gpfdist
• C.gptransfer
• D.gpbackup

What function would you use in PostGIS to convert text-based coordinates into spatial objects?

• A.ST_AsText
• B.ST_AsGeoJSON
• C.ST_Transform
• D.ST_GeomFromText

A Greenplum external table is primarily used to:

• A.Replicate data from one database to another
• B.Execute system-level commands directly from SQL
• C.Allow querying data stored outside the database without loading it
• D.Create machine learning models