DVA-C01 (Page 32)

A developer is storing many objects in a single Amazon S3 bucket.The developer needs to optimize the S3 bucket for high request rates.How should the developer store the objects to meet this requirement?Read More →

A company has a serverless application that uses Amazon API Gateway backed by AWS Lambda proxy integration.The company is developing several backend APIs.The company needs a landing page to provide an overview of navigation to the APIs.A developer creates a new /LandingPage resource and a new GET method that uses mock integration.What should the developer do next to meet these requirements?Read More →

A company is developing an application that will be accessed through the Amazon API Gateway REST API.Registered users should be the only ones who can access certain resources of this API.The token being used should expire automatically and needs to be refreshed periodically.How can a developer meet these requirements?Read More →

A developer needs to write an AWS CloudFormation template on a local machine and deploy a CloudFormation stack to AWS.What must the developer do to complete these tasks?Read More →

A developer wants to expand an application to run in multiple AWS Regions.The developer wants to copy Amazon Machine Images (AMIs) with the latest changes and create a new application slack in the destination Region.According to company requirements, all AMIs must be encrypted in all Regions.However, not all the AMIs that the company uses are encrypted.How can the developer expand the application to run in the destination Region while meeting the encryption requirement?Read More →

A company is using AWS Elastic Beanstalk to manage web applications that are running on Amazon EC2 instances.A developer needs to make configuration changes.The developer must deploy the changes to new instances only.Which types of deployment can the developer use to meet this requirement? (Choose two.)Read More →

A developer has built a market application that stores pricing data in Amazon DynamoDB with Amazon ElastiCache in front.The prices of items in the market change frequently.Sellers have begun complaining that, after they update the price of an item, the price does not actually change in the product listing.What could be causing this issue?Read More →

A website allows users to upload photos to Amazon S3.An S3 event invokes an AWS Lambda function that uses the Amazon Rekognition DetectLabels operation to detect real-world objects within a photo.The website needs to store this data in a search index to allow users to quickly locate all photos associated with a label.Which solution will meet these requirements?Read More →

A company is using Amazon OpenSearch Service to implement an audit monitoring system.A developer needs to create an AWS CloudFormation custom resource that is associated with an AWS Lambda function to configure the OpenSearch Service domain.The Lambda function must access the OpenSearch Service domain by using OpenSearch Service internal master user credentials.What is the MOST secure way to pass these credentials to the Lambda function?Read More →

A developer is creating an application.New users of the application must be able to create an account and register by using their own social media accounts.Which AWS service or resource should the developer use to meet these requirements?Read More →