Amazon Web Services pass4test dva-c02 Premium Exam Questions by Renee q26 vce pdf

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Exam Name:	AWS Certified Developer - Associate
Exam Code:	DVA-C02 Dumps
Vendor:	Amazon Web Services	Certification:	AWS Certified Associate
Questions:	546 Q&A's	Shared By:	renee

Question 20

A developer has code that is stored in an Amazon S3 bucket. The code must be deployed as an AWS Lambda function across multiple accounts in the same AWS Region as the S3 bucket an AWS CloudPormation template that runs for each account will deploy the Lambda function.

What is the MOST secure way to allow CloudFormaton to access the Lambda Code in the S3 bucket?

Options:

Grant the CloudFormation service role the S3 ListBucket and GetObject permissions. Add a bucket policy to Amazon S3 with the principal of " AWS " (account numbers)

Grant the CloudFormation service row the S3 GetObfect permission. Add a Bucket policy to Amazon S3 with the principal of " ' "

Use a service-based link to grant the Lambda function the S3 ListBucket and GetObject permissions by explicitly adding the S3 bucket ' s account number in the resource.

Use a service-based link to grant the Lambda function the S3 GetObject permission Add a resource of " ** to allow access to the S3 bucket.

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Question 21

A company is building a serverless application composed of multiple AWS Lambda functions. The company wants to accelerate feature development without adding staff or reducing quality . The solution must improve unit tests and code reviews , integrate with the existing IDE , and require no new infrastructure .

Which solution will meet these requirements?

Options:

Use AWS CodeBuild with custom scripts for unit tests and Amazon CodeGuru Reviewer for code reviews.

Use Amazon CodeGuru for code reviews and a custom Lambda-based solution for unit tests.

Use AWS CodeBuild for tests and rely on manual pull request reviews.

Use Amazon Q Developer Pro to generate unit tests and perform code reviews directly in the IDE.

Discussion

Question 22

A developer has created an AWS Lambda function that is written in Python. The Lambda function reads data from objects in Amazon S3 and writes data to an Amazon DynamoDB table. The function is successfully invoked from an S3 event notification when an object is created. However, the function fails when it attempts to write to the DynamoDB table.

What is the MOST likely cause of this issue?

Options:

The Lambda function ' s concurrency limit has been exceeded.

DynamoDB table requires a global secondary index (GSI) to support writes.

The Lambda function does not have IAM permissions to write to DynamoDB.

The DynamoDB table is not running in the same Availability Zone as the Lambda function.

Discussion

Question 23

A developer is troubleshooting a three-tier application, which is deployed on Amazon EC2 instances. There is a connectivity problem between the application servers and the database servers.

Which AWS services or tools should be used to identify the faulty component? (Select TWO.)

Options:

AWS CloudTrail

AWS Trusted Advisor

Amazon VPC Flow Logs

Network access control lists

AWS Config rules

Discussion

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