VMware
Tanzu Greenplum v7 Technical Specialist
250-608
Prepare for the 250-608 exam to validate your skills in Tanzu Greenplum v7.
186 questions
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Questions 171–180 of 186
You are configuring fault tolerance in Greenplum. What happens when a segment fails?
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A
The database automatically recovers
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B
Queries fail immediately
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C
Data loss is permanent
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D
A standby segment takes over
Explanation
A standby segment seamlessly takes over for fault tolerance, while others imply loss or failure without recovery.
Which service can handle distributed queries in Greenplum?
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A
GPORCA optimizer
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B
Data Transfer Protocol
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C
Postgres Query Execution
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D
Temporary Tables
Explanation
GPORCA optimizes distributed query execution, while the others don't focus on query distribution.
A company needs real-time analytics from their data warehouse. Which Greenplum feature should they prioritize?
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A
ML Workflows
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B
Partitioned Tables
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C
Streaming Ingestion
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D
Backup and Restore
Explanation
Streaming Ingestion allows real-time data analytics; the others do not enable real-time processing.
You are configuring a Greenplum system with multiple segments. What happens if only one segment becomes unavailable?
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A
System shuts down immediately
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B
Queries fail instantly
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C
Data remains accessible from others
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D
Performance degrades to zero
Explanation
Data is still accessible because other segments handle the workload; the others imply complete unavailability, which is inaccurate.
Which service provides orchestration in Greenplum?
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A
Greenplum Data Directory
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B
Postgres SQL Service
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C
Master Coordinator Service
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D
Segment Management System
Explanation
The Master Coordinator Service orchestrates query execution; the others do not serve this function.
A company needs to optimize query performance in Greenplum. What approach should they take?
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A
Increase segment count
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B
Reduce data distribution
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C
Add more traditional indexes
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D
Use query optimizer hints
Explanation
Increasing segment count can improve parallel query processing; the other options are less impactful for Greenplum-specific optimization.
You are configuring data loading using gpload. What happens if the manifest file cannot be found?
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A
Load completes with warnings
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B
Load fails immediately
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C
Data is partially loaded
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D
gpload retries load automatically
Explanation
gpload requires a manifest file to function; without it, the load process fails and does not proceed.
Which service is responsible for orchestrating container deployment in Tanzu Greenplum?
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A
Tanzu Kubernetes Grid
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B
Greenplum Database
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C
Pivotal Build Tool
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D
Tanzu Mission Control
Explanation
Tanzu Kubernetes Grid is used for orchestration, while Greenplum focuses on data warehousing.
A company needs to manage their multi-cloud data effectively. Which Greenplum feature should they leverage?
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A
Serialization Model
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B
Data Federation
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C
Partitioned Tables
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D
Query Optimization
Explanation
Data Federation allows integration across multiple clouds, unlike the other options.
You are configuring data replication settings in a Greenplum environment. What happens when the 'async' option is enabled?
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A
Immediate data consistency achieved
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B
Replication happens asynchronously
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C
Replication fails if primary node is down
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D
Data is stored only on replicas
Explanation
Async option allows replication without waiting for acknowledgment, while others describe incorrect behaviors.