Google Cloud

Google Cloud Certified – Professional Data Engineer

PR000258
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Become a certified Professional Data Engineer with exam code PR000258 to validate your data engineering skills in Google Cloud.

486 questions 0 views Free
Start Mock Test Timed · Full-length · Scored

Questions 111–120 of 486

Q111

You are configuring a VPC in Google Cloud. What is the primary purpose of a subnet?

  • A To isolate resources
  • B To improve performance
  • C To segment a network
  • D To provide external access
Explanation A subnet is designed to segment a larger network into smaller networks, enhancing organization and management.
Q112

Which Google Cloud service can perform real-time analytics on streaming data?

  • A BigQuery
  • B Cloud Pub/Sub
  • C Cloud Dataflow
  • D Cloud Storage
Explanation Cloud Dataflow is specifically designed for stream processing, while the others serve different purposes.
Q113

A company needs to ensure that all of its data is compliant with GDPR. Which approach should they take?

  • A Store data only in US regions
  • B Enable data encryption at rest
  • C Apply IAM roles to restrict access
  • D Regularly audit data access logs
Explanation Data encryption at rest helps protect user data, while other options may support but do not ensure compliance directly.
Q114

You are configuring a Cloud SQL database with multiple replicas. What happens during a failover?

  • A The primary instance gets deleted
  • B Traffic is routed to replicas only
  • C A new primary is promoted from replicas
  • D The database remains offline during failover
Explanation During failover, one of the replicas is promoted to primary to ensure availability.
Q115

Which service helps manage machine learning lifecycle?

  • A AI Platform
  • B BigQuery
  • C Cloud SQL
  • D Pub/Sub
Explanation AI Platform manages the lifecycle of ML models; BigQuery is for data analysis, Cloud SQL for relational databases, and Pub/Sub for messaging.
Q116

A company needs to analyze streaming data from IoT devices in real-time. Which Google Cloud service should they use?

  • A Cloud Functions
  • B Dataflow
  • C Cloud Storage
  • D App Engine
Explanation Dataflow is designed for processing streaming data, while Cloud Functions and App Engine handle application logic and Cloud Storage stores data.
Q117

What happens when a user with 'viewer' IAM role tries to delete a resource?

  • A They can delete it.
  • B They are denied permission.
  • C It succeeds with warnings.
  • D They will be redirected.
Explanation The 'viewer' role does not allow deletion; it only grants read access, while other options imply incorrect permissions.
Q118

Which service allows real-time analysis of streaming data?

  • A Dataflow
  • B Cloud Storage
  • C BigQuery
  • D Cloud Pub/Sub
Explanation Dataflow is specifically designed for real-time data processing, while others are for storage or batch processing.
Q119

A company needs low-latency access to a wide variety of data. Which type of database should they choose?

  • A NoSQL database
  • B Cloud SQL
  • C Spanner
  • D Cloud Storage
Explanation NoSQL databases provide optimal low-latency access for diverse data types, while others may not meet speed requirements.
Q120

You are configuring IAM permissions for a data scientist. What happens if they receive the 'roles/ml.admin' role?

  • A They can only view models
  • B They can deploy models
  • C They can create datasets
  • D They can manage projects
Explanation The 'roles/ml.admin' role allows full management of machine learning models, unlike others which have limited capabilities.