DVA-C02 Exam Questions

A developer has an application that uses an Amazon DynamoDB table with a configured local secondary index (LSI). During application testing, the DynamoDB table metrics report a Pro...

A developer manages a website that distributes its content by using Amazon CloudFront. The website's static artifacts are stored in an Amazon S3 bucket. The developer deploys some...

A company has a development team that uses AWS CodeCommit for version control. The development team has CodeCommit repositories in multiple AWS accounts. The team is expanding to i...

A developer received the following error message during an AWS CloudFormation deployment: DELETE_FAILED (The following resource(s) failed to delete: [ASGInstanceRole12345678].) Whi...

A company runs a critical application on Amazon Elastic Container Service (Amazon ECS) by using Amazon EC2 instances. The company needs to migrate the application to Amazon ECS on...

A company has a web application that is hosted on AWS. The application is behind an Amazon CloudFront distribution. A developer needs a dashboard to monitor error rates and anomali...

A developer creates an Amazon DynamoDB table. The table has OrderID as the partition key and NumberOfItemsPurchased as the sort key. The data type of the partition key and the sort...

A developer needs to use a code template to create an automated deployment of an application onto Amazon EC2 instances. The template must be configured to repeat deployment, instal...

A developer has a continuous integration and continuous delivery (CI/CD) pipeline that uses AWS CodeArtifact and AWS CodeBuild. The build artifacts are between 0.5 GB and 1.5 GB in...

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...

An AWS Lambda function is invoked asynchronously to process events. Occasionally, the Lambda function falls to process events. A developer needs to collect and analyze these failed...

A company has an application that uses an Amazon S3 bucket for object storage. A developer needs to configure in-transit encryption for the S3 bucket. All the S3 objects containing...

A company has a monolithic desktop-based application that processes images. A developer is converting the application into an AWS Lambda function by using Python. Currently, the de...

A company uses AWS CloudFormation templates to manage infrastructure for a public-facing application in its development, pre-production, and production environments. The company ne...

A developer needs to store files in an Amazon S3 bucket for a company's application. Each S3 object can have multiple versions. The objects must be permanently removed 1 year after...

A company uses AWS X-Ray to monitor a serverless application. The components of the application have different request rates. The user interactions and transactions are important t...

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...

A company had an Amazon RDS for MySQL DB instance that was named mysql-db. The DB instance was deleted within the past 90 days. A developer needs to find which IAM user or role del...

A company has an ecommerce web application that uses an on-premises MySQL database as a data store. The company migrates the on-premises MySQL database to Amazon RDS for MySQL. A d...

A developer is creating an application that must transfer expired items from Amazon DynamoDB to Amazon S3. The developer sets up the DynamoDB table to automatically delete items af...

A developer has an application that uses WebSocket APIs in Amazon API Gateway. The developer wants to use an API Gateway Lambda authorizer to control access to the application. The...

A developer builds a serverless application on AWS by using Amazon API Gateway, AWS Lambda functions, and Amazon Route 53. During testing, the developer notices errors but cannot i...

A developer needs to freeze changes to an AWS CodeCommit repository before a production release. The developer will work on new features while a quality assurance (QA) team tests t...

A developer is setting up AWS CodePipeline for a new application. During each build, the developer must generate a test report. Which solution will meet this requirement?

A developer built an application by using multiple AWS Lambda functions. The Lambda functions must access dynamic configuration data at runtime. The data is maintained as a 6 KB JS...

A developer has AWS Lambda functions that need to access a company's internal data science libraries and reference data. Separate teams manage the libraries and the data. The teams...

A company has an application that uses an AWS Lambda function to consume messages from an Amazon Simple Queue Service (Amazon SQS) queue. The SQS queue is configured with a dead-le...

A developer is working on an application that will be deployed on AWS. The developer needs to test and debug the code locally. The code is packaged and stored in an Amazon S3 bucke...

A developer is creating an application on Amazon Elastic Container Service (Amazon ECS). The developer needs to configure the application parameters. The developer must configure l...

A developer has built an application running on AWS Lambda using AWS Serverless Application Model (AWS SAM). What is the correct sequence of steps to successfully deploy the applic...

A developer needs to deploy the code for a new application on an AWS Lambda function. The application needs a dependency file that is 500 MB to run the business logic. Which soluti...

A company is developing a publicly accessible single-page application. The application makes calls from a client web browser to backend services to provide a user interface to cust...

A developer is setting up the deployment of application stacks to new test environments by using the AWS Cloud Development Kit (AWS CDK). The application contains the code for seve...

A developer is automating a new application deployment with AWS Serverless Application Model (AWS SAM). The new application has one AWS Lambda function and one Amazon S3 bucket. Th...

A development team wants to immediately build and deploy an application whenever there is a change to the source code. Which approaches could be used to trigger the deployment? (Ch...

A developer is building an application integrating an Amazon API Gateway with an AWS Lambda function. When calling the API, the developer receives the following error: Wed Nov 08 0...

A developer is building various microservices for an application that will run on Amazon EC2 instances. The developer needs to monitor the end-to-end view of the requests between t...

A developer is building a microservice that uses AWS Lambda to process messages from an Amazon Simple Queue Service (Amazon SQS) standard queue. The Lambda function calls external...

A company has an application that uses an Amazon API Gateway API to invoke an AWS Lambda function. The application is latency sensitive. A developer needs to configure the Lambda f...

A developer is deploying an application on Amazon EC2 instances that run in Account A. The application needs to read data from an existing Amazon Kinesis data stream in Account B....

An ecommerce startup is preparing for an annual sales event. As the traffic to the company's application increases, the development team wants to be notified when the Amazon EC2 in...

A company has an application that is deployed on AWS Elastic Beanstalk. The application generates user-specific PDFs and stores the PDFs in an Amazon S3 bucket. The application the...

A developer is troubleshooting an application. The application includes several AWS Lambda functions that invoke an Amazon API Gateway API. The API Gateway's method request is set...

A company processes incoming documents from an Amazon S3 bucket. Users upload documents to an S3 bucket using a web user interface. Upon receiving files in S3, an AWS Lambda functi...

A developer uses Amazon S3 Event Notifications to invoke AWS Lambda functions. The Lambda functions process images after the images are uploaded to S3 buckets. The developer has se...

A developer is writing an application that will run on Amazon EC2 instances in an Auto Scaling group. The developer wants to externalize the session state to support the applicatio...

A company has a serverless application that uses an Amazon API Gateway API to invoke an AWS Lambda function. A developer creates a fix for a defect in the Lambda function code. The...

A developer is creating a video search application for a global company. The video files have an average size of 2.5 TB. The video storage system must provide instant access to the...

A company has an ecommerce platform. A developer is designing an Amazon DynamoDB table to store customer order data for the platform. The table uses the order ID as the partition k...

A company has a virtual reality (VR) game. The game has a serverless backend that consists of Amazon API Gateway, AWS Lambda, and Amazon DynamoDB. Recently, the company noticed a s...