Integration with Other AWS Services

5 minutes 5 Questions

Amazon ECR seamlessly integrates with other AWS services, such as Amazon ECS and AWS Fargate, making it easy to build, store, and deploy container applications. Utilizing these integrations allow you to automate and simplify common tasks like managing container registry permissions, responding to i…

Guide to Amazon ECR's Integration with Other AWS Services

Why It's Important:
Integrating Amazon Elastic Container Registry (ECR) with other AWS services allows for a more seamless and advanced workflow. This integration can offer automation, orchestration, security, and enhanced control over your resources. From robust compute options with ECS and EKS to more controlled pipeline deployments in AWS CodePipeline, the integration promises plenty of benefits. What it is:
Amazon ECR is a fully-managed Docker container registry that allows developers to store, manage, and deploy Docker container images. ECR is integrated with various AWS services such as EC2, ECS, EKS, CodePipeline, and IAM to provide a seamless use experience and enhance productivity. How it works:
1. EC2 instances can pull Docker containers from ECR to deploy applications.
2. ECS and EKS services can use ECR to manage containerized applications.
3. CodePipeline can use images stored in ECR for blue/green deployment.
4. ECR works with IAM for resource authorization, ensuring secure access management to your images. Exam Tips:
1. Understand how each AWS service integrates with ECR.
2. The security aspect is crucial, focusing on AWS IAM and its importance in this integration.
3. Knowing how to set up the ECR repository and how to configure pipelines using ECR is important.
4. Understand the benefits of containerization and how ECR facilitates this.
Answering Questions on Integration with Other AWS Services:
In exams, you might come across questions that test your knowledge about how ECR interacts with various AWS services. Use real-world scenarios to demonstrate your understanding of how these services integrate to provide efficient, secure, and scalable solutions.

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AWS Certified Solutions Architect - Integration with Other AWS Services Example Questions

Test your knowledge of Integration with Other AWS Services

Question 1

An online media company stores tens of millions of images and application log files in a single Amazon S3 bucket. Objects created within the last 30 days are frequently accessed, while older objects are rarely accessed but must be retained for at least one year. The company needs to reduce S3 storage costs without deleting any data. What is the most cost-effective solution?

Enable S3 transfer acceleration to reduce the cost of uploading new objects. Enable cross-region replication to store objects in cheaper regions. Grant users temporary access to the S3 bucket, have them download and delete the objects. Apply S3 lifecycle policies to transition objects to infrequent access or archive storage classes based on their age or access patterns.

Correct Answer: Apply S3 lifecycle policies to transition objects to infrequent access or archive storage classes based on their age or access patterns.

Using Amazon S3 lifecycle policies to transition data from S3 Standard to lower-cost storage classes (such as S3 Standard-IA after 30 days and then S3 Glacier classes for long-term retention) directly reduces per-GB storage costs while preserving the data. This approach aligns with predictable, age-based access patterns and compliance retention needs, and it can be automated with minimal operational effort. The other options do not reduce storage cost: cross-Region replication duplicates data and increases storage charges, granting users temporary access to download and delete risks data loss and violates the retention requirement, and S3 Transfer Acceleration is a performance feature that typically increases, not decreases, cost.

Question 2

An application is hosted on an EC2 instance and receives configuration data from Parameter Store upon startup. It is found that the data is occasionally outdated. How can you ensure that the latest configuration is received?

Create an SQS queue with messages specifying updated parameters, and have the instance poll the queue for messages on a schedule. Configure an Auto Scaling group policy to replace old instances with new instances when a parameter is modified. Setup a CloudWatch Events rule to invoke a Lambda function that pushes the updated data to the application. Create an SNS notification to be triggered when a specific Parameter Store key is modified and have the EC2 instance subscribe to the notifications.

Correct Answer: Create an SNS notification to be triggered when a specific Parameter Store key is modified and have the EC2 instance subscribe to the notifications.

By creating an SNS notification to be triggered when a specific Parameter Store key is modified and having the EC2 instance subscribe to the notifications, the instance can automatically receive and apply the updated configuration data.

Question 3

You are tasked with deploying an AWS Lambda function that processes incoming files in an S3 bucket. How can you trigger the Lambda function upon new file uploads in the most efficient way?

Schedule a CloudWatch cron job to poll the S3 bucket periodically and trigger the Lambda function if new files are detected. Configure an S3 event notification to trigger the Lambda function on a new file upload. Use CloudTrail to monitor for new file uploads and invoke the Lambda function. Create an Amazon SQS queue and a Lambda function that polls the queue for messages regarding new file uploads.

Correct Answer: Configure an S3 event notification to trigger the Lambda function on a new file upload.

Using an S3 event notification to trigger the Lambda function directly upon new file uploads is the most efficient option, creating a real-time processing system without additional complexity or resources that other options would require.

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