- A
Create a standalone Amazon RDS instance and reconfigure the application to use it instead of the in-environment database.
Decoupling the database from the Elastic Beanstalk environment ensures that data persists even if the environment is terminated. This is the recommended approach.
- B
Take a snapshot of the database before each deployment and restore it after the deployment completes.
Why wrong: Snapshots capture data at a point in time, but any data written during the deployment would be lost. This is not a reliable method for zero data loss.
- C
Use the Elastic Beanstalk environment's 'Swap environment URLs' feature to perform a blue/green deployment.
Why wrong: Swapping URLs does not protect the database; if the old environment is terminated, the in-environment database is also terminated, causing data loss.
- D
Create a new Elastic Beanstalk environment with a new RDS instance and migrate data manually.
Why wrong: This approach involves complex data migration and still risks data loss during the transition.
DVA-C02 Deployment Practice Question
This DVA-C02 practice question tests your understanding of deployment. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. A key principle to apply: in-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle.. 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 developer is using AWS Elastic Beanstalk to deploy a web application. The application uses an in-environment Amazon RDS database instance. The developer needs to update the application code without risking data loss. The database must not be affected by environment operations such as termination or updates. What is the recommended approach?
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
Create a standalone Amazon RDS instance and reconfigure the application to use it instead of the in-environment database.
Option A is correct because decoupling the RDS database from the Elastic Beanstalk environment by creating a standalone RDS instance ensures that the database is not tied to the environment's lifecycle. In-environment databases are automatically deleted when the environment is terminated or updated, risking data loss. By reconfiguring the application to point to an external RDS instance, the database persists independently of environment operations, meeting the requirement to avoid data loss during code updates or environment changes.
Key principle: In-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Create a standalone Amazon RDS instance and reconfigure the application to use it instead of the in-environment database.
Why this is correct
Decoupling the database from the Elastic Beanstalk environment ensures that data persists even if the environment is terminated. This is the recommended approach.
Related concept
In-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle.
- ✗
Take a snapshot of the database before each deployment and restore it after the deployment completes.
Why it's wrong here
Snapshots capture data at a point in time, but any data written during the deployment would be lost. This is not a reliable method for zero data loss.
- ✗
Use the Elastic Beanstalk environment's 'Swap environment URLs' feature to perform a blue/green deployment.
Why it's wrong here
Swapping URLs does not protect the database; if the old environment is terminated, the in-environment database is also terminated, causing data loss.
- ✗
Create a new Elastic Beanstalk environment with a new RDS instance and migrate data manually.
Why it's wrong here
This approach involves complex data migration and still risks data loss during the transition.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may assume the 'Swap environment URLs' blue/green deployment (Option C) inherently protects the database, but they overlook that in-environment databases are still tied to the environment lifecycle, so the original database can be lost when the old environment is terminated.
Detailed technical explanation
How to think about this question
Under the hood, Elastic Beanstalk in-environment RDS instances are created with a CloudFormation template that ties the database's lifecycle to the environment's stack; when the environment is terminated, the associated RDS instance is deleted by default unless deletion protection is explicitly enabled. A standalone RDS instance, however, is managed independently via the RDS service, allowing you to use features like Multi-AZ deployments, automated backups, and read replicas without being affected by Elastic Beanstalk environment operations. In real-world scenarios, this decoupling is critical for production workloads where database durability and zero-downtime deployments are required, as it enables rolling updates or blue/green deployments without risking database loss.
KKey Concepts to Remember
- In-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle.
- Terminating an Elastic Beanstalk environment also terminates its in-environment RDS instance.
- Standalone RDS instances have an independent lifecycle from Elastic Beanstalk environments.
- Decoupling RDS ensures data persistence during environment updates, termination, or blue/green deployments.
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
In-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle.
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. In-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
What to study next
Got this wrong? Here's your next step.
Review in-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle., then practise related DVA-C02 questions on the same topic to reinforce the concept.
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FAQ
Questions learners often ask
What does this DVA-C02 question test?
Deployment — This question tests Deployment — In-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle..
What is the correct answer to this question?
The correct answer is: Create a standalone Amazon RDS instance and reconfigure the application to use it instead of the in-environment database. — Option A is correct because decoupling the RDS database from the Elastic Beanstalk environment by creating a standalone RDS instance ensures that the database is not tied to the environment's lifecycle. In-environment databases are automatically deleted when the environment is terminated or updated, risking data loss. By reconfiguring the application to point to an external RDS instance, the database persists independently of environment operations, meeting the requirement to avoid data loss during code updates or environment changes.
What should I do if I get this DVA-C02 question wrong?
Review in-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle., then practise related DVA-C02 questions on the same topic to reinforce the concept.
What is the key concept behind this question?
In-environment RDS instances are tied to the Elastic Beanstalk environment's lifecycle.
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Last reviewed: Jun 11, 2026
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