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Amazon DVA-C01 Practice Test - Questions Answers, Page 52

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Question 511

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A movie fan club hosts a serverless web application in an Amazon S3 bucket. The application uses an AWS Lambda function that is exposed by an Amazon API Gateway API. The function queries an Amazon DynamoDB table to list actors sorted by movie. In the DynamoDB table. Actor is the primary key, Movie is the sort key, and Role and Year are attributes. In the web application, a developer wants to add a page that is named Phase 1 that lists only the movies that were released between 2008 and 2012. The developer needs to fetch the Phase 1 items in a way that minimizes the impact on the DynamoDB table.

Which solution will meet these requirements?

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Question 512

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A company is concerned that a malicious user could deploy unauthorized changes to the code for an AWS Lambda function. What can a developer do to ensure that only trusted code is deployed to Lambda?

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Question 513

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A developer wants to migrate a Windows .NET application that is running on IIS with a Microsoft SQL Server database to AWS. The developer does not want to think about provisioning and managing the infrastructure. What should the developer do to migrate the application with the LEAST amount of effort?

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Question 514

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What are the MINIMUM properties required in the resources section of the AppSpace file for CodeDeploy to deploy the ECS service successfully?

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Question 515

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A developer is designing a serverless application for an ecommerce website. An Amazon API Gateway API exposes..... user operations. The website features shopping carts for the users. The shopping carts must be stored for extended..... the front-end application.

The load on the application will vary significantly based on the time of day and the promotional sales that are offered..... scale automatically to meet these changing demands. Which solution will meet these requirements?

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Question 516

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Which solution will meet these requirements?

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Question 517

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A developer is migrating to Amazon Cognito from a custom user management solution that stores user information in a database. The developer has created a…… Amazon Cognito user pool. The developer needs to migrate the existing user information to the user pool without forcing users to change their passwords.

Which solution will meet these requirements?

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Question 518

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A developer has created a Java application that makes HTTP requests directly to AWS services.

Application logging shows 5xx HTTP response codes that occ irregular intervals. The errors areaffecting users. How should the developer update the application to improve the application's resiliency?

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Question 519

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A developer designed an application on an Amazon EC2 instance. The application makes API requests to objects in an Amazon S3 bucket. Which combination of steps will ensure that the application makes the API requests in the MOST secure manner? (Select TWO.)

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Question 520

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A company is migrating a legacy application to a serverless application on AWS. The legacy application consists of a set of web services that are exposed by a Amazon API Gateway API. A developer needs to replace the existing implementation of web services with AWS Lambda functions. The developer needs to test new version of the" API that uses the functions in production. The developer must minimize the impact of the testing on the application's users.

Which solution will meet these requirements?

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