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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:
AWS Certified Associate
Vendor:
Amazon Web Services
Questions:
546
Last Updated:
Apr 13, 2026
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

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Question 1

A developer is creating an AWS Lambda function in VPC mode An Amazon S3 event will invoke the Lambda function when an object is uploaded into an S3 bucket The Lambda function will process the object and produce some analytic results that will be recorded into a file Each processed object will also generate a log entry that will be recorded into a file.

Other Lambda functions. AWS services, and on-premises resources must have access to the result files and log file. Each log entry must also be appended to the same shared log file. The developer needs a solution that can share files and append results into an existing file.

Which solution should the developer use to meet these requirements?

Options:

A.

Create an Amazon Elastic File System (Amazon EFS) file system. Mount the EFS file system in Lambda. Store the result files and log file in the mount point. Append the log entries to the log file.

B.

Create an Amazon Elastic Block Store (Amazon EBS) Multi-Attach enabled volume Attach the EBS volume to all Lambda functions. Update the Lambda function code to download the log file, append the log entries, and upload the modified log file to Amazon EBS

C.

Create a reference to the /tmp local directory. Store the result files and log file by using the directory reference. Append the log entry to the log file.

D.

Create a reference to the /opt storage directory Store the result files and log file by using the directory reference Append the log entry to the log file

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Question 2

A developer is building an ecommerce application that uses AWS Lambda functions. Each Lambda function performs a specific step in a customer order workflow, such as order processing and inventory management. The developer must ensure that the Lambda functions run in a specific order.

Which solution will meet this requirement with the LEAST operational overhead?

Options:

A.

Configure an Amazon SQS queue to contain messages about each step that a Lambda function must perform. Configure the Lambda functions to run sequentially based on the order of messages in the SQS queue.

B.

Configure an Amazon SNS topic to contain notifications about each step that a Lambda function must perform. Subscribe the Lambda functions to the SNS topic. Use subscription filters based on the step that each Lambda function must perform.

C.

Configure an AWS Step Functions state machine to invoke the Lambda functions in a specific order.

D.

Configure Amazon EventBridge Scheduler schedules to invoke the Lambda functions in a specific order.

Question 3

A developer is migrating some features from a legacy monolithic application to use AWS Lambda functions instead. The application currently stores data in an Amazon Aurora DB cluster that runs in private subnets in a VPC. The AWS account has one VPC deployed. The Lambda functions and the DB cluster are deployed in the same AWS Region in the same AWS account.

The developer needs to ensure that the Lambda functions can securely access the DB cluster without crossing the public internet.

Which solution will meet these requirements?

Options:

A.

Configure the DB cluster ' s public access setting to Yes.

B.

Configure an Amazon RDS database proxy for the Lambda functions.

C.

Configure a NAT gateway and a security group for the Lambda functions.

D.

Configure the VPC, subnets, and a security group for the Lambda functions.

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