DVA-C02 Exam Questions

A company wants to use an Amazon CloudFront distribution to deliver a new application. The application will use Lambda@Edge functions and an Amazon DynamoDB table. To comply with r...

A company uses imported certificates in AWS Certificate Manager (ACM) to access the company's public websites. The company needs a solution to ensure that a security team receives...

A company builds a web application that allows employees to submit an employee survey after business travel events. The web application sends a notification to an Amazon SNS topic....

A gaming company wants to develop several AWS Lambda functions that can access the company's Amazon RDS for PostgreSQL database. The company wants to secure the credentials for the...

A company uses a pipeline in AWS CodePipeline that include AWS CodeBuild projects. The company encrypts the pipeline and build artifacts with AWS managed AWS KMS keys. The company...

An ecommerce company is developing a serverless application to track user activities. The company needs to track each type of activity with a timestamp and a unique product ID. The...

A developer is designing a mobile app for an ecommerce company. The app gives users the ability to place orders. The developer configures the app to store data in an Amazon DynamoD...

A developer is creating an application that requires programmatic access to Amazon S3. The developer deploys the application as an AWS Lambda function. The developer creates an IAM...

A developer deploys an Amazon SNS topic and creates a subscription for an Amazon SQS queue. An AWS Lambda function processes messages in the SQS queue. The Lambda function deserial...

A developer needs to improve security for database credentials in an Amazon ECS environment. Currently, the developer stores Amazon Aurora PostgreSQL credentials directly in ECS ta...

A developer is building an application that uses an AWS Lambda function. The function performs CPU-intensive tasks. Users are experiencing slow performance. The developer wants to...

A company hosts the frontend of an application on Amazon EC2 instances in an Auto Scaling group behind an Application Load Balancer (ALB). The company configured the Auto Scaling g...

A developer must deploy an AWS Cloud Formation template to a GitHub repository. The developer configures a GitHub provider connection in AWS CodeConnections. Which solution will me...

A development team is working on a project in AWS CodeBuild that requires multiple interdependent builds to run simultaneously. The development team wants to optimize resource usag...

A developer is building an AWS SAM template for an application. The developer needs to configure values that change depending on the target AWS Region of the SAM template. The deve...

A company uses AWS CodeDeploy to deploy a web application from an Amazon ECR repository to an Amazon EC2 instance. The company needs to update the application and the deployment to...

A developer must securely access a secret during a build process in an AWS CodeBuild project that has an IAM role. The secret must remain encrypted at rest and must be passed to th...

A developer writes an AWS Lambda function that processes new object uploads to an Amazon S3 bucket. The Lambda function runs for approximately 30 seconds. The function runs as expe...

A company hosts a data lake application on an Amazon EC2 instance. The instance runs in a VPC in the us-east-1a Availability Zone. The application uses an Amazon S3 general purpose...

A developer is creating an AWS Step Functions state machine for a customer onboarding process. The developer needs to perform advanced data transformations and needs to manage work...

A developer is responsible for three AWS Lambda functions that run in the same AWS account. The functions are named Lambda A, Lambda B, and Lambda C. The AWS account has a concurre...

A developer must digitally sign a document with AWS KMS so that another application that does not have AWS KMS access can verify the authenticity of the document. Which solution wi...

A developer wants to use an Amazon CloudFront distribution to deliver a web application to users. Users will access the application through the internet. The developer needs to cre...

A development team uses AWS Lambda functions with reserved concurrency to support an application that processes data from an Amazon DynamoDB table. During peak hours, the developme...

A company has an online order website that uses Amazon DynamoDB to store item inventory. A sample of the inventory object is as follows: A developer needs to reduce all inventory p...

A development team has created an open, public-facing RESTful API in Amazon API Gateway. The team wants to add an authentication mechanism to the API. Which approaches should the d...

A developer needs to build and deploy a serverless application that has an API that mobile clients will use. The API will use Amazon DynamoDB and Amazon OpenSearch Service as data...

A developer has an application that can upload tens of thousands of objects per second to Amazon S3 in parallel within a single AWS account. As part of new requirements, data store...

A developer is updating an application that analyzes digital images. Multiple systems need to process the images after the images are stored. The number of systems that need to pro...

A developer is building a backend system for the long-term storage of information from an inventory management system. The information needs to be stored so that other teams can bu...

A developer must build a mobile application that allows users to read and write data from an Amazon DynamoDB table to store user state for each unique user. The solution needs to l...

A developer needs to troubleshoot errors within Amazon CloudWatch Logs log data. The logs record attempts by an AWS Lambda function to connect to a REST-based service that a third...

A new application must run a security service in an isolated virtual machine (VM). The application must be physically close to the VM to reduce data transmission latency. Also, the...

A developer wants to create an AWS Lambda function to handle a queue of tasks that write data to Amazon DynamoDB when the tasks are processed. The developer must implement a soluti...

Given the source code for an AWS Lambda function in the local file store.py containing a handler function called get_store and the following AWS CloudFormation template: What shoul...

A company maintains an application that uses an Amazon RDS DB instance for its database. A developer needs to implement encryption at rest for the database. Which combination of st...

A developer owns and supports an application that has database credentials that are stored in environment variables for AWS Lambda functions. The developer needs an alternate stora...

А 3D printing company has developed a proof-of-concept application that is running on AWS Elastic Beanstalk. The application displays a list of products that are available for 3D p...

A developer uses AWS Step Functions to build a complex workflow. The workflow takes several hours to finish running. An AWS Lambda function runs as part of the end of the workflow....

A software engineer developed an AWS Lambda function in Node.js to do some CPU-intensive data processing. With the default settings, the Lambda function takes about 5 minutes to co...

A company wants to run daily email promotions for its premium customers. The company has 5,000 premium customers who should receive the email messages. A developer has created a se...

A company has an application that runs on Amazon EC2 instances and stores sensitive data. The application encrypts the data by using an AWS KMS customer managed key with key materi...

A developer is configuring an AWS Lambda function that runs in one AWS account to query an Amazon DynamoDB table that is in a second AWS account. The two accounts are part of an or...

A travel booking company is developing a web application that gives users the ability to search for flights and hotels and to make reservations. The web application uses a relation...

A company hosts a public static website on an Amazon S3 bucket that has a DNS-compliant name. The company manages the domain name in a third-party domain registrar. The company nee...

A developer creates three Amazon SQS standard queues. The first queue is named process_queue and processes messages. The second queue is named dl_queue and serves as a dead-letter...

A developer uses an AWS Lambda function to process video files. The input files are always between 4.5 GB and 5 GB in size. The output files are always between 1.5 GB and 2 GB in s...

A video game company has a platform that provides 20 video games to users around the world. The company's development team uses an Amazon DynamoDB table as the database to store us...

A developer is creating a solution to process files that users upload. The solution stores the files that users upload in an Amazon S3 bucket. The developer creates an AWS Lambda f...

A developer creates an AWS CloudFormation template for a development environment. The developer configures a CloudFormation stack for the development environment. The developer mus...