VMware

Tanzu Greenplum v7 Technical Specialist

250-608

Prepare for the 250-608 exam to validate your skills in Tanzu Greenplum v7.

186 questions 0 views Free
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Questions 181–186 of 186

Q181

Which service in Tanzu Greenplum supports real-time analytics?

  • A Streaming Analytics
  • B Data Lakes
  • C Batch Processing
  • D Cold Storage
Explanation Streaming Analytics in Greenplum enables real-time data processing, while the others focus on different data management tasks.
Q182

A company needs to optimize query performance. Which feature should they consider configuring?

  • A Compression Settings
  • B Vacuuming Frequency
  • C Partitioning Strategy
  • D Backup Frequency
Explanation Partitioning Strategy directly improves query performance by organizing data efficiently; the others primarily affect data management.
Q183

You are configuring a Greenplum database. What happens when you set the work_mem parameter too low?

  • A Increased disk I/O
  • B Higher memory usage
  • C Faster query execution
  • D No impact on performance
Explanation Setting work_mem too low can lead to excessive disk I/O due to insufficient memory for operations, affecting performance negatively.
Q184

Which service in Tanzu Greenplum is primarily responsible for data distribution across segments?

  • A Data Distribution Manager
  • B Segment Coordinator
  • C Master Coordinator
  • D Query Planner
Explanation The Master Coordinator handles data distribution; others do not manage data distribution directly.
Q185

A company needs to improve the performance of analytical queries. What feature of Greenplum should they utilize?

  • A Data Partitioning
  • B Index Optimization
  • C Automatic Query Throttling
  • D Parallel Query Processing
Explanation Parallel Query Processing improves analytical query performance; the others may help, but not as directly.
Q186

You are configuring a Greenplum database for high availability. Which technology should you implement?

  • A Master-Slave Replication
  • B Failover Clustering
  • C Distributed File System
  • D Load Balancer
Explanation Failover Clustering enhances high availability; the others don’t specifically address HA configurations.