Developer Associate (Page 52)

A company uses an AWS CloudFormation template to deploy and manage its AWS infrastructure.The CloudFormation template creates Amazon VPC security groups and Amazon EC2 security groups.A manager finds out that some engineers modified the security groups of a few EC2 instances for testing purposes.A developer needs to determine what modifications occurred.Which solution will meet this requirement?Read More →

A developer is designing an AWS Lambda function to perform a maintenance activity.The developer will use Amazon EventBridge (Amazon CloudWatch Events) to invoke the function on an hourly schedule.The developer wants the function to log information at different levels of detail according to the value of a log level variable.The developer must design the function so that the log level can be set without requiring a change to the function code.Which solution will meet these requirements?Read More →

A developer uses an AWS Lambda function in an application to edit users’ uploaded photos.The developer needs to update the Lambda function code and needs to test the updates.For testing, the developer must divide the user traffic between the original version of the Lambda function and the new version of the Lambda function.Which combination of steps will meet these requirements? (Choose two.)Read More →

An AWS Lambda function accesses two Amazon DynamoDB tables.A developer wants to improve the performance of the Lambda function by identifying bottlenecks in the function.How can the developer inspect the timing of the DynamoDB API calls?Read More →

A company that has large online business uses an Amazon DynamoDB table to store sales data.The company enabled Amazon DynamoDB Streams on the table.The transaction status of each sale is stored in a TransactionStatus attribute in the table.The value of the TransactionStatus attribute must be either failed, pending, or completed.The company wants to be notified of failed sales where the Price attribute is above a specific threshold.A developer needs to set up notification for the failed sales.Which solution will meet these requirements with the LEAST development effort?Read More →

A developer is using Amazon S3 as the event source that invokes a Lambda function when new objects are created in the bucket.The event source mapping information is stored in the bucket notification configuration.The developer is working with different versions of the Lambda function, and has a constant need to update notification configuration so that Amazon S3 invokes the correct version.What is the MOST efficient and effective way to achieve mapping between the S3 event and Lambda?Read More →

A developer wants the ability to roll back to a previous version of an AWS Lambda function in the event of errors caused by a new deployment.How can the developer achieve this with MINIMAL impact on users?Read More →

An AWS Lambda function that Is running in a test environment is not working property.However, there is no error associated with the Lambda function in the Amazon CloudWatch logs for the account.The Lambda function’s permissions do not include a resource-based policy.The Lambda function’s execution role has properly configured trust relationships and has no permissions policies attached.Which action should a developer take to allow logs for the Lambda function to appear in CloudWatch?Read More →

A company launched an online portal to announce a new product that the company will release in 6 months.The portal requests that users enter an email address to receive communications about the product.The company needs to create a REST API that will store the email addresses in Amazon DynamoDB.A developer has created an AWS Lambda function that can store the email addresses.The developer will deploy the Lambda function by using the AWS Serverless Application Model (AWS SAM).The developer must provide access to the Lambda function over HTTP.Which solutions will meet these requirements with the LEAST additional configuration? (Choose two.)Read More →

A Lambda function processes data before sending it to a downstream service.Each piece of data is approximately 1MB in size.After a security audit, the function is now required to encrypt the data before sending it downstream.Which API call is required to perform the encryption?Read More →