Amazon DVA-C01 Practice Test - Questions Answers, Page 16

An AWS Lambda function generates a 3MB 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 encrypted before uploading to the bucket. Which of the following modifications should the Developer make to ensure that the data is encrypted before uploading it to the bucket?

A company needs to secure its existing website running behind an Elastic Load Balancer. The website’s Amazon EC2 instances are CPU-constrained. What should be done to secure the website while not increasing the CPU load on the EC2 web servers? (Select TWO.)

How should custom libraries be utilized in AWS Lambda?

In a move toward using microservices, a company’s Management team has asked all Development teams to build their services so that API requests depend only on that service’s data store. One team is building a Payments service which has its own database; the service needs data that originates in the Accounts database. Both are using Amazon DynamoDB. What approach will result in the simplest, decoupled, and reliable method to get near-real time updates from the Accounts database?

A Developer is designing a fault-tolerant environment where client sessions will be saved.

How can the Developer ensure that no sessions are lost if an Amazon EC2 instance fails?

A Developer is writing an imaging micro service on AWS Lambd a. The service is dependent on several libraries that are not available in the Lambda runtime environment. Which strategy should the Developer follow to create the Lambda deployment package?

A Developer is writing a serverless application that requires that an AWS Lambda function be invoked every 10 minutes. What is an automated and serverless way to trigger the function?

company needs a fully-managed source control service that will work in AWS. The service must ensure that revision control synchronizes multiple distributed repositories by exchanging sets of changes peer-to-peer. All users need to work productively even when not connected to a network.

Which source control service should be used?

An application running on Amazon EC2 instances must access objects within an Amaon S3 busket that are encrypted using server-side encryption using AWS KMS encryption keys (SSE-KMS). The application must have access to the customer master key (CMK) to decrypt the objects.

Which combination of steps will grant the application access? (Select TWO.)