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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:
368
Last Updated:
Dec 31, 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

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Question 1

A company has an application that runs across multiple AWS Regions. The application is experiencing performance issues at irregular intervals. A developer must use AWS X-Ray to implement distributed tracing for the application to troubleshoot the root cause of the performance issues.

What should the developer do to meet this requirement?

Options:

A.

Use the X-Ray console to add annotations for AWS services and user-defined services

B.

Use Region annotation that X-Ray adds automatically for AWS services Add Region annotation for user-defined services

C.

Use the X-Ray daemon to add annotations for AWS services and user-defined services

D.

Use Region annotation that X-Ray adds automatically for user-defined services Configure X-Ray to add Region annotation for AWS services

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Question 2

A developer is creating an AWS Lambda function. The Lambda function needs an external library to connect to a third-party solution The external library is a collection of files with a total size of 100 MB The developer needs to make the external library available to the Lambda execution environment and reduce the Lambda package space

Which solution will meet these requirements with the LEAST operational overhead?

Options:

A.

Create a Lambda layer to store the external library Configure the Lambda function to use the layer

B.

Create an Amazon S3 bucket Upload the external library into the S3 bucket. Mount the S3 bucket folder in the Lambda function Import the library by using the proper folder in the mount point.

C.

Load the external library to the Lambda function's /tmp directory during deployment of the Lambda package. Import the library from the /tmp directory.

D.

Create an Amazon Elastic File System (Amazon EFS) volume. Upload the external library to the EFS volume Mount the EFS volume in the Lambda function. Import the library by using the proper folder in the mount point.

Question 3

A company uses Amazon API Gateway to expose a set of APIs to customers. The APIs have caching enabled in API Gateway. Customers need a way to invalidate the cache for each API when they test the API.

What should a developer do to give customers the ability to invalidate the API cache?

Options:

A.

Ask the customers to use AWS credentials to call the InvalidateCache API operation.

B.

Attach an InvalidateCache policy to the IAM execution role that the customers use to invoke the API. Ask the customers to send a request that contains the HTTP header when they make an API call.

C.

Ask the customers to use the AWS SDK API Gateway class to invoke the InvalidateCache API operation.

D.

Attach an InvalidateCache policy to the IAM execution role that the customers use to invoke the API. Ask the customers to add the INVALIDATE_CACHE query string parameter when they make an API call.

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