Question 506 of 1,000
Google Cloud Products and ServiceshardMultiple ChoiceObjective-mapped

Cloud Digital Leader Cross-region read replica Practice Question

This GCDL practice question tests your understanding of google cloud products and services. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. A key principle to apply: cross-region read replica. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

A company needs to replicate data between two Cloud SQL for PostgreSQL instances in different regions for disaster recovery. They require automated failover with minimal data loss. Which feature should they enable?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

Cross-region read replica

Cloud SQL for PostgreSQL supports cross-region read replicas using asynchronous replication. These replicas can be promoted to standalone instances in a disaster scenario, providing automated failover with minimal data loss. Point-in-time recovery relies on backups and does not provide real-time replication. Multi-region instances are not available for Cloud SQL; cross-region replicas are the correct approach for DR. Private IP addresses are for connectivity, not replication.

Key principle: Cross-region read replica

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • Point-in-time recovery with backups

    Why it's wrong here

    Backups allow restore to a point in time, but not automated failover.

  • Multi-region Cloud SQL instance

    Why it's wrong here

    Cloud SQL is regional; there is no multi-region instance.

  • Cross-region read replica

    Why this is correct

    A cross-region read replica uses asynchronous replication and can be promoted for DR with minimal data loss.

    Related concept

    Cross-region read replica

  • Private IP connectivity

    Why it's wrong here

    Private IP affects networking, not replication or failover.

Common exam traps

Common exam trap: answer the scenario, not the keyword

A common trap is to think that multi-region instances exist in Cloud SQL; they do not. The correct approach is to use cross-region read replicas for disaster recovery.

Detailed technical explanation

How to think about this question

Treat this as a scenario question. Identify the problem, the constraint, and the best action. Then compare each option against those facts.

KKey Concepts to Remember

  • Cross-region read replica
  • Asynchronous replication
  • Disaster recovery (DR)
  • Point-in-time recovery (PITR)

TExam Day Tips

  • Watch for words such as best, first, most likely and least administrative effort.
  • Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Cross-region read replica

Real-world example

How this comes up in practice

A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Cross-region read replica Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.

Visual reference

Client Server SYN (seq=100) SYN-ACK (seq=200, ack=101) ACK (ack=201) Connection established — data transfer begins

What to study next

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FAQ

Questions learners often ask

What does this GCDL question test?

Google Cloud Products and Services — This question tests Google Cloud Products and Services — Cross-region read replica.

What is the correct answer to this question?

The correct answer is: Cross-region read replica — Cloud SQL for PostgreSQL supports cross-region read replicas using asynchronous replication. These replicas can be promoted to standalone instances in a disaster scenario, providing automated failover with minimal data loss. Point-in-time recovery relies on backups and does not provide real-time replication. Multi-region instances are not available for Cloud SQL; cross-region replicas are the correct approach for DR. Private IP addresses are for connectivity, not replication.

What should I do if I get this GCDL question wrong?

Review cross-region read replica, then practise related GCDL questions on the same topic to reinforce the concept.

What is the key concept behind this question?

Cross-region read replica

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Last reviewed: Jul 4, 2026

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This GCDL practice question is part of Courseiva's free Google Cloud certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the GCDL exam.