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Amazon Web Services DVA-C02 Exam With Confidence Using Practice Dumps

Exam Code:
DVA-C02
Exam Name:
AWS Certified Developer - Associate
Certification:
Questions:
368
Last Updated:
Dec 27, 2025
Exam Status:
Stable
Amazon Web Services DVA-C02

DVA-C02: AWS Certified Associate Exam 2025 Study Guide Pdf and Test Engine

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AWS Certified Developer - Associate Questions and Answers

Question 1

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:

A.

AWS CloudTrail

B.

AWS Trusted Advisor

C.

Amazon VPC Flow Logs

D.

Network access control lists

E.

AWS Config rules

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Question 2

A developer is working on an ecommerce website The developer wants to review server logs without logging in to each of the application servers individually. The website runs on multiple Amazon EC2 instances, is written in Python, and needs to be highly available

How can the developer update the application to meet these requirements with MINIMUM changes?

Options:

A.

Rewrite the application to be cloud native and to run on AWS Lambda, where the logs can be reviewed in Amazon CloudWatch

B.

Set up centralized logging by using Amazon OpenSearch Service, Logstash, and OpenSearch Dashboards

C.

Scale down the application to one larger EC2 instance where only one instance is recording logs

D.

Install the unified Amazon CloudWatch agent on the EC2 instances Configure the agent to push the application logs to CloudWatch

Question 3

A developer is designing a serverless application for a game in which users register and log in through a web browser The application makes requests on behalf of users to a set of AWS Lambda functions that run behind an Amazon API Gateway HTTP API

The developer needs to implement a solution to register and log in users on the application's sign-in page. The solution must minimize operational overhead and must minimize ongoing management of user identities.

Which solution will meet these requirements'?

Options:

A.

Create Amazon Cognito user pools for external social identity providers Configure 1AM roles for the identity pools.

B.

Program the sign-in page to create users' 1AM groups with the 1AM roles attached to the groups

C.

Create an Amazon RDS for SQL Server DB instance to store the users and manage the permissions to the backend resources in AWS

D.

Configure the sign-in page to register and store the users and their passwords in an Amazon DynamoDB table with an attached IAM policy.