DVA-C02 Exam Questions

A developer needs to export the contents of several Amazon DynamoDB tables into Amazon S3 buckets to comply with company data regulations. The developer uses the AWS CLI to run com...

A developer is creating an application that must be able to generate API responses without backend integrations. Multiple internal teams need to work with the API while the applica...

A company wants to use AWS AppConfig to gradually deploy a new feature to 15% of users to test the feature before a full deployment. Which solution will meet this requirement with...

A developer is building an application to process a stream of customer orders. The application sends processed orders to an Amazon Aurora MySQL database. The application needs to p...

A social media company is designing a platform that allows users to upload data, which is stored in Amazon S3. Users can upload data encrypted with a public key. The company wants...

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 company created an application to consume and process data. The application uses Amazon SQS and AWS Lambda functions. The application is currently working as expected, but it occ...

A developer created an AWS Lambda function to process data in an application. The function pulls large objects from an Amazon S3 bucket, processes the data, and loads the processed...

A company uses more than 100 AWS Lambda functions to handle application services. One Lambda function is critical and must always run successfully. The company notices that occasio...

A developer is creating a microservices application that runs across multiple compute environments. The application must securely access secrets that are stored in AWS Secrets Mana...

A company has an application that is based on Amazon EC2. The company provides API access to the application through Amazon API Gateway and uses Amazon DynamoDB to store the applic...

A banking company is building an application for users to create accounts, view balances, and review recent transactions. The company integrated an Amazon API Gateway REST API with...

A developer is receiving an intermittent ProvisionedThroughputExceededException error from an application that is based on Amazon DynamoDB. According to the Amazon CloudWatch metri...

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 developer is automating a new application deployment with AWS SAM. The new application has one AWS Lambda function and one Amazon S3 bucket. The Lambda function must access the S...

A developer is using an AWS account to build an application that stores files in an Amazon S3 bucket. Files must be encrypted at rest by AWS KMS keys. A second AWS account must hav...

A developer wants to use an AWS AppSync API to invoke AWS Lambda functions to return data. Some of the Lambda functions perform long-running processes. The AWS AppSync API needs to...

A company is creating an AWS Step Functions state machine to run a set of tests for an application. The tests need to run when a specific AWS Cloud Formation stack is deployed. Whi...

A developer has built an application that inserts data into an Amazon DynamoDB table. The table is configured to use provisioned capacity. The application is deployed on a burstabl...

A developer is modifying an AWS Lambda function that accesses an Amazon RDS for MySQL database. The developer discovers that the Lambda function has the database credentials stored...

A developer is working on an AWS Lambda function that accesses Amazon DynamoDB. The Lambda function must retrieve an item and update some of its attributes, or create the item if i...

A developer is working on an app for a company that uses an Amazon DynamoDB table named Orders to store customer orders. The table uses OrderlD as the partition key and there is no...

A company is building a serverless application on AWS. The application uses Amazon API Gateway and AWS Lambda. The company wants to deploy the application to its development, test,...

A company runs applications on Amazon EKS containers. The company sends application logs from the containers to an Amazon CloudWatch Logs log group. The company needs to process lo...

A company uses an AWS Lambda function to perform natural language processing (NLP) tasks. The company has attached a Lambda layer to the function. The Lambda layer contain scientif...

A company operates a media streaming platform that delivers on-demand video content to users from around the world. User requests flow through an Amazon CloudFront distribution, an...

A company needs to develop a proof of concept for a web service application. The application will show the weather forecast for one of the company's office locations. The applicati...

A developer uses AWS IAM Identity Center to interact with the AWS CLI and AWS SDKs on a local workstation. API calls to AWS services were working when the SSO access was first conf...

A real-time messaging application uses Amazon API Gateway WebSocket APIs with backend HTTP service. A developer needs to build a feature in the application to identify a client tha...

A company stores its data in data tables in a series of Amazon S3 buckets. The company received an alert that customer credit card information might have been exposed in a data tab...

A developer built an application that calls an external API to obtain data, processes the data, and saves the result to Amazon S3. The developer built a container image with all of...

A company has an application that uses an AWS Lambda function to process customer orders. The company notices that the application processes some orders more than once. A developer...

A developer is working on an ecommerce application that stores data in an Amazon RDS for MySQL cluster The developer needs to implement a caching layer for the application to retri...

A developer has a financial application. The application uses AWS Secrets Manager to manage an Amazon RDS for PostgreSQL database's username and password. The developer needs to ro...

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 d...

A developer needs to use Amazon DynamoDB to store customer orders. The developer's company requires all customer data to be encrypted at rest with a key that the company generates....

A healthcare company is developing a multi-tier web application to manage patient records that are in an Amazon Aurora PostgreSQL database cluster. The company stores the applicati...

A company hosts a multitenancy application that is becoming more popular. The company is setting up an Amazon CloudFront distribution for the application. When the company begins t...

A social media company has an application that adds animation to images that users upload. The animation process currently takes an average of 3 seconds to add animation to each im...

A developer needs to build a solution in which an AWS Lambda function processes notifications from an Amazon SQS queue. Notifications for each user must be processed in the order t...

A company is developing an application that uses an AWS Lambda function that runs every time a file is uploaded to an Amazon S3 bucket. The Lambda function needs to access third-pa...

A developer is designing a new feature for an existing application. The new feature uses an AWS Lambda function. The developer wants to test the Lambda function safely in a develop...

A company hosts a public application on AWS. The application sends fog data to Amazon CloudWatch. The log data includes space-delimited log events. A developer needs to ensure that...

A developer is building two microservices that use an Amazon SQS queue to communicate. The messages that the microservices send to one another contain sensitive information. The de...

A developer is adding an Amazon SNS topic to an application. The topic has multiple subscribers, an Amazon SQS queue subscription named sqs-sub, and an email subscription named ema...

A developer is building an application that authenticates users by using an external OpenID Connect (OIDC) identity provider (IdP). The developer needs to provide users with access...

A developer stores user data in an Amazon S3 bucket for an application. The user data must always be readily available. The application accesses new user data frequently. The appli...

A developer updates an application to use a new version of a critical dependency that is provided by a public repository. The build for the application fails because the public rep...

A team of developers is creating an application that writes data to Amazon S3. Part of the application needs to programmatically append data to an existing file that is in Amazon S...

A developer is creating a serverless application that performs video encoding. The encoding process run as background jobs and takes several minutes to encode each video. The proce...