Objective 1.3

CLF-C02

Understand the benefits of and strategies for migration to the AWS Cloud.

Objective 1.3 sits in Cloud Concepts, which carries 24% of the Cloud Practitioner exam. The questions below are original, written from the official objective title above, and each explanation cites the Amazon Web Services (AWS) page it rests on.

Objective title verbatim from the official objectives. Amazon Web Services (AWS) exam page ↗

A worked example

Shown solved, with the whole explanation open: this is what every question here carries.

1-3Cloud Concepts

A company moves 200 virtual machines to EC2 with no changes to the applications, to clear a data center by year end. Which strategy is that?

ReplatformReplatforming introduces some optimization on the way, such as putting a database onto Amazon RDS. Nothing about these applications is being altered.
RepurchaseRepurchasing swaps the product for a different one, usually a SaaS subscription. This company keeps the software it already runs.
RehostCorrect · your answerCorrect. Moving applications from the source environment to AWS without changing them is the lift and shift strategy.
RefactorRefactoring redesigns the application around cloud native services. AWS advises against doing that during a large migration because of the complexity.

Correct.

Checked against docs.aws.amazon.com, August 2026

Concept

Migration strategies differ by how much of the application you touch on the way over. The less you change, the faster and safer the move, and the fewer cloud gains you collect on day one.

Why C

Nothing about the servers changes except where they run, so a large fleet can cross in one program without a compatibility review for every workload.

Source

Rehost This strategy is also known as lift and shift. Using this strategy, you move your applications from your source environment to the AWS Cloud without making any changes to the application…

AWS Docs: Migration strategies (the 7 Rs), checked August 2026
#migration#7-rs#rehost

Now you: objective 1.3 questions

No account needed. The explanation opens when you answer.

Sample question 1 of 3

1-3Cloud Concepts

A team moves a self managed SQL Server database onto Amazon RDS and leaves the application code alone. Which strategy is that?

Sample question 2 of 3

1-3Cloud Concepts

Discovery data shows an application at 3 percent average CPU with no inbound connections for 90 days. Which strategy applies?

Sample question 3 of 3

1-3Cloud Concepts

A company must move an on-premises Oracle database to Amazon Aurora and keep the source in sync until cutover. Which service does that?

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Read the sources

These are the official pages the questions above cite. Reading them is studying the objective from the primary source, which is what the explanations point you toward anyway.

More objectives in Cloud Concepts