AWS Fargate for Serverless Container Execution

CLF-C02 By islever Editorial Last updated

Identify AWS artificial intelligence and machine learning (AI/ML) services and analytics services. Identify AWS compute services.

Short answer

B AWS Fargate provides a serverless environment to run container-based applications without provisioning or managing server instances.

Question

A company wants to update its online data processing application by implementing container-based services that run for 4 hours at a time. The company does not want to provision or manage server instances. Which AWS service will meet these requirements?
  1. AWS Lambda
  2. AWS Fargate Correct Answer
  3. Amazon EC2
  4. AWS Elastic Beanstalk

Key Takeaways

The core concept tested is identifying serverless compute options for containerized workloads, with the common trap being the confusion between Lambda (function-based) and Fargate (container-based).

This question addresses the selection of AWS container services that eliminate server management overhead. It establishes that AWS Fargate is the correct service for running containers without provisioning EC2 instances.

Common mistake: Many learners incorrectly choose AWS Lambda because it is the most popular serverless option, but they overlook the specific requirement to run 'container-based' services rather than code functions.

Expert Analysis

Why the Answer Is Correct

AWS Fargate is a serverless compute engine for containers that works with both Amazon ECS and EKS. The question explicitly requires a "container-based" solution where the company "does not want to provision or manage server instances." Fargate abstracts away the underlying infrastructure, allowing you to run Docker containers on demand for the specified duration (4 hours) without managing any servers.

Why the Other Options Are Wrong

Amazon EC2 requires manual or automated provisioning and management of virtual machines, violating the no-management constraint. AWS Elastic Beanstalk is a Platform as a Service (PaaS) that often provisions EC2 instances in the background, requiring some level of infrastructure management compared to Fargate. AWS Lambda is serverless but executes code in response to events (functions), not long-running containerized applications in the same manner as Fargate.

Community Comment Notes

Community feedback highlights the importance of keywords. As user AravindrajG noted, the key phrase is "container-based services," which directly points to Fargate over other serverless options like Lambda. User ShaiTay initially considered Lambda but corrected themselves to Fargate upon realizing the container distinction.

Exam Strategy

When reviewing AWS compute options, always check if the workload is code-based (Lambda) or container-based (Fargate). If the prompt mentions 'containers' and 'no server management,' Fargate is almost always the answer.

Frequently Asked Questions

Why isn't AWS Lambda the right choice here?

Lambda is designed for short-lived function execution, whereas Fargate is built specifically for running containers, including those that may run for longer durations like 4 hours.

Does Fargate support all container images?

Yes, Fargate supports any container image stored in Amazon ECR, Docker Hub, or other registries, provided the image is compatible with the architecture.

More CLF-C02 FAQ →

Community Votes

B
75%
A
25%

75% of anonymous learners picked answer B. Votes are pick records left by other test-takers — they are not the verified answer.

Discussion 4 contributions

Compiled from public community threads and reader submissions, lightly edited for clarity. Handles and vote tallies are shown as recorded, and comments reflect the views of individual contributors.

From public community threads 4

  1. ShaiTay 👍 3 Answered B
    Oops, got ahead of myself. Correct answer is B. Fargate
  2. AravindrajG 👍 2
    Key word is container-based services, so among the following option AWS Fargate is a container service in AWS. Answer is B.AWS Fargate
  3. its_tima 👍 1
    key words: container-based*
  4. ShaiTay 👍 1 Answered A
    A. AWS Lambda

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