Google Cloud

Google Cloud Certified – Professional Cloud Database Engineer

PR000256

Become a certified Professional Cloud Database Engineer with exam code PR000256 to validate your database skills in Google Cloud.

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

Questions 181–190 of 498

Q181

Which service handles automatic scaling of NoSQL databases?

  • A Cloud Firestore
  • B Cloud SQL
  • C BigQuery
  • D Cloud Data Fusion
Explanation Cloud Firestore automatically scales to handle traffic, while the others require more manual setup for scaling needs.
Q182

A company needs to analyze large datasets without provisioning resources. Which Google Cloud service should they use?

  • A Cloud Functions
  • B BigQuery
  • C Cloud Datastore
  • D Cloud Spanner
Explanation BigQuery supports serverless analysis of large datasets, unlike the other options that require resource provisioning.
Q183

What happens when you enable IAM conditions for a Cloud Storage bucket?

  • A Permissions are always granted.
  • B Permissions are evaluated based on conditions.
  • C Conditions will introduce errors.
  • D IAM conditions become irrelevant.
Explanation IAM conditions allow permissions to be granted based on specified circumstances, unlike the other options which misrepresent IAM behavior.
Q184

Which service helps with low-latency data access for unstructured data in Google Cloud?

  • A Cloud Storage
  • B BigQuery
  • C Cloud Spanner
  • D Firestore
Explanation Cloud Storage is optimized for unstructured data, allowing low-latency access, while the other options cater to structured data or different use cases.
Q185

A company needs to build a multi-region database for high availability. What should they use?

  • A Cloud SQL
  • B Cloud Spanner
  • C Firestore
  • D Datastore
Explanation Cloud Spanner is designed for multi-region deployments and high availability, whereas the other options do not support multi-region configurations effectively.
Q186

What happens when exceeding the read/write throughput limit in Cloud Firestore?

  • A Requests are queued.
  • B Requests receive a retry error.
  • C Traffic is automatically throttled.
  • D Data is stored in Cloud Storage.
Explanation Exceeding throughput limits directly leads to retry errors; queuing or throttling are not provided, and data storage doesn't shift to Cloud Storage.
Q187

Which service provides managed NoSQL database solutions?

  • A Cloud Firestore
  • B Cloud Functions
  • C Cloud Storage
  • D Cloud Pub/Sub
Explanation Cloud Firestore is specifically built for NoSQL storage, while others serve different purposes.
Q188

A company needs to ensure data consistency across global applications. Which strategy is best?

  • A Use global transactions
  • B Use multiple regional instances
  • C Use eventual consistency
  • D Use GCE for hosting
Explanation Global transactions ensure immediate data consistency, unlike others that might delay updates.
Q189

What happens when you set Cloud SQL's storage auto-increase feature?

  • A Storage will decrease automatically
  • B Queries will run faster
  • C Instance may stop on limit
  • D Storage grows as needed
Explanation Auto-increase allows storage to expand as your data needs grow, preventing limits from being reached.
Q190

Which service provides automatic scaling for databases?

  • A Cloud SQL
  • B Cloud Spanner
  • C BigQuery
  • D Cloud Firestore
Explanation Cloud Spanner is designed for horizontal scaling, unlike the others.