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 51–60 of 186

Q51

You are configuring backup strategies for Greenplum. What happens when you use gpfdist for backup?

  • A Direct backup from database
  • B Distributes data for faster access
  • C Provides real-time data replication
  • D Offers automated backup scheduling
Explanation Gpfdist facilitates data distribution for external data sources rather than direct backup, unlike the other options.
Q52

Which service facilitates proactive management in Greenplum?

  • A Greenplum Operations Manager
  • B Greenplum Data Lake
  • C Greenplum Data Collector
  • D Greenplum CPU Utilization Monitor
Explanation Greenplum Operations Manager provides proactive management capabilities, while the others do not focus on this aspect.
Q53

A company needs to optimize query performance in Greenplum. What should they consider first?

  • A Query design and indexing
  • B Increasing hardware resources
  • C Distributing data evenly
  • D Changing the database OS
Explanation Optimizing query design and indexing generally has the most immediate impact on performance.
Q54

You are configuring a multi-cluster Greenplum environment. What must be unique for each cluster?

  • A Data directory
  • B Network address
  • C Database version
  • D Backup schedule
Explanation Each cluster must have a unique network address to avoid conflicts, while the other options can be shared.
Q55

Which service is responsible for processing data queries in Greenplum?

  • A Query Executor
  • B Data Connector
  • C Storage Manager
  • D User Manager
Explanation The Query Executor processes the data queries in Greenplum, while the other options do not handle query execution.
Q56

A company needs to optimize data distribution across segments in Greenplum; which method should they consider?

  • A Random Distribution
  • B Hash Distribution
  • C Round Robin Distribution
  • D Uniform Distribution
Explanation Hash Distribution ensures data is optimized evenly across segments, while the other methods may lead to imbalances.
Q57

What happens when you run a VACUUM command on a Greenplum table?

  • A Data is deleted permanently
  • B Space is reclaimed from the table
  • C Table becomes read-only
  • D Index information is refreshed
Explanation The VACUUM command reclaims disk space by removing dead tuples, while the other options misrepresent its function.
Q58

Which service enables data partitioning in Greenplum?

  • A Distributed Data Management
  • A Data Visualization Tool
  • B Data Sharding Service
  • C Partitioning Engine
  • D Greenplum Data Partitioning
Explanation Distributed Data Management facilitates data partitioning, while others are incorrect or non-existent services.
Q59

A company needs to optimize query performance in Greenplum. What should they primarily consider?

  • A Increasing CPU cores only
  • B Optimizing SQL queries
  • C Using more storage space
  • D Limiting data replication
Explanation Optimizing SQL queries significantly enhances performance; hardware upgrades alone may not resolve underlying issues.
Q60

You are configuring a Greenplum cluster. What happens if segment failure occurs during a transaction?

  • A Transaction automatically retries
  • B Transaction is rolled back
  • C Segment repair immediately kicks in
  • D Transaction completes with errors
Explanation If a segment fails, the transaction is rolled back to ensure data integrity, while others incorrectly suggest immediate fixes or completion.