DVA-C02 Exam Questions

A company's application includes an Amazon DynamoDB table for product orders. The table has a primary partition key of orderId and has no sort key. The company is adding a new feat...

A company hosts applications on premises. The on-premises servers generate audit logs that are available through an HTTP endpoint. The company needs an automated solution to regula...

A developer is building an application that includes an AWS Lambda function that is written in .NET Core. The Lambda function's code needs to interact with Amazon DynamoDB tables a...

A development team has an Amazon API Gateway REST API that is backed by an AWS Lambda function. Users have reported performance issues for the Lambda function. The development team...

A video streaming company has a pipe in Amazon EventBridge Pipes that uses an Amazon Simple Queue Service (Amazon SQS) queue as an event source. The pipe publishes all source event...

A developer needs to build a workflow to handle messages that are sent to an Amazon Simple Queue Service (Amazon SQS) queue. When a message reaches the queue, the workflow must imp...

A company is building an application to accept data from customers. The data must be encrypted at rest and in transit. The application uses an Amazon API Gateway API that resolves...

A company offers a business-to-business software service that runs on dedicated infrastructure deployed in each customer's AWS account. Before a feature release, the company needs...

A developer is creating an application that uses an AWS Lambda function to transform and load data from an Amazon S3 bucket. When the developer tests the application, the developer...

A developer created an AWS Lambda function named ProcessMessages. The Lambda function is invoked asynchronously when a message is published to an Amazon Simple Notification Service...

A company is developing a new application that uses Amazon EC2, Amazon S3, and AWS Lambda resources. The company wants to allow employees to access the AWS Management Console by us...

A company has an Amazon DynamoDB table that contains records of users that have signed up for a trial of the company's product. The company is using a spreadsheet to track data abo...

A developer is launching a global application that delivers content to multiple countries. The developer needs to serve specific content based on the country of each user and each...

A developer has an AWS Lambda function that needs to access an Amazon DynamoDB table named DailyOrders. The Lambda function must be able to perform read operations on the table. Th...

A developer is working on a new authorization mechanism for an application. The developer must create an Amazon API Gateway API and must test JSON Web Token (JWT) authorization on...

A company is creating a new application that gives users the ability to upload and share short video files. The average size of the video files is 10 MB. After a user uploads a fil...

A developer is updating the code for an AWS Lambda function to add new capabilities. The Lambda function has version aliases for production and development environments that run se...

A developer has implemented an AWS Lambda function that inserts new customers into an Amazon RDS database. The function is expected to run hundreds of times each hour. The function...

A developer is troubleshooting the permissions of an application that needs to make changes to an Amazon RDS database. The developer has access to the IAM role that the application...

A gaming company has deployed a web portal on AWS Elastic Beanstalk. The company sometimes needs to deploy new versions three or four times in a day. The company needs to deploy ne...

An AWS Lambda function generates a 3 MB JSON file and then uploads it to an Amazon S3 bucket daily. The file contains sensitive information, so the developer must ensure that it is...

A company is building a social media application. A developer is modifying an AWS Lambda function that updates a database with data that tracks each user's online activity. A web a...

An Amazon Data Firehose delivery stream is receiving customer data that contains personally identifiable information. A developer needs to remove pattern-based customer identifiers...

A developer is building a three-tier web application that should be able to handle a minimum of 5000 requests per minute. Requirements state that the web tier should be completely...

A developer has deployed an AWS Lambda function that is subscribed to an Amazon Simple Notification Service (Amazon SNS) topic. The developer must implement a solution to add a rec...

An AWS Lambda function that handles application requests uses the default Lambda logging mechanism to log the timestamp, processing time, and status of requests. A developer needs...

A developer needs to configure an AWS Lambda function to make HTTP POST requests to an internal application. The application is in the same AWS account that hosts the function. The...

A company has an application that processes audio files for different departments. When audio files are saved to an Amazon S3 bucket, an AWS Lambda function receives an event notif...

Two containerized microservices are hosted on Amazon EC2 ECS. The first microservice reads an Amazon RDS Aurora database instance, and the second microservice reads an Amazon Dynam...

A developer is writing a mobile application that allows users to view images from an S3 bucket. The users must be able to log in with their Amazon login, as well as supported socia...

An application that is running on Amazon EC2 instances stores data in an Amazon S3 bucket. All the data must be encrypted in transit. How can a developer ensure that all traffic to...

A company is hosting an Amazon AP! Gateway REST API that calls a single AWS Lambda function. The function is infrequently invoked by multiple clients at the same time. The code per...

A developer is building a three-tier application with an Application Load Balancer (ALB), Amazon EC2 instances, and Amazon RDS. There is an alias record in Amazon Route 53 that poi...

A developer has an application that uses AWS Security Token Service (AWS STS). The application calls the STS AssumeRole API operation to provide trusted users with temporary securi...

A company is launching a photo sharing application on AWS. Users use the application to upload images to an Amazon S3 bucket. When users upload images, an AWS Lambda function creat...

A development team is designing a mobile app that requires multi-factor authentication. Which steps should be taken to achieve this? (Choose two.)

A developer is building an application that will process messages from an Amazon Simple Queue Service (Amazon SQS) standard queue. The application needs to process the messages in...

A developer is writing an application in AWS Lambda. To simplify testing and deployments, the developer needs the database connection string to be easily changed without modifying...

A developer is building an ecommerce application that uses multiple AWS Lambda functions. Each function performs a specific step in a customer order workflow, such as order process...

A developer is building an image-processing application that includes an AWS Lambda function. The Lambda function moves images from one AWS service to another AWS service for image...

A developer has an application container, an AWS Lambda function, and an Amazon Simple Queue Service (Amazon SQS) queue. The Lambda function uses the SQS queue as an event source....

A company has an application that runs on Amazon EC2 instances. The application needs to use dynamic feature flags that will be shared with other applications. The application must...

A team deploys an AWS CloudFormation template to update a stack that already included an Amazon DynamoDB table. However, before the deployment of the update, the team changed the n...

A developer is deploying an application on an Amazon Elastic Container Service (Amazon ECS) cluster that uses AWS Fargate. The developer is using a Docker container with an Ubuntu...

A developer is creating an AWS Lambda function that needs network access to private resources in a VPC. Which solution will provide this access with the LEAST operational overhead?

A developer needs to automate deployments for a serverless, event-based workload. The developer needs to create standardized templates to define the infrastructure and to test the...

A developer is creating a stock trading application. The developer needs a solution to send text messages to application users to confirmation when a trade has been completed. The...

A developer is deploying a new Node.js AWS Lambda function that is not connected to a VPC. The Lambda function needs to connect to and query an Amazon Aurora database that is not p...

A company uses two AWS accounts: production and development. The company stores data in an Amazon S3 bucket that is in the production account. The data is encrypted with an AWS Key...

A developer is using AWS CodeDeploy to launch an application onto Amazon EC2 instances. The application deployment fails during testing. The developer notices an IAM_ROLE_PERMISSIO...