Question 1

A team of Developers require read-only access to an Amazon DynamoDB table. The Developers have been added to a group. What should an administrator do to provide the team with access whilst following the principal of least privilege?

Options :

A : Assign the AmazonDynamoDBReadOnlyAccess AWS managed policy to the group

B : Assign the AWSLambdaDynamoDBExecutionRole AWS managed policy to the group

C : Create a customer managed policy with read/write access to DynamoDB for all resources. Attach the policy to the group

D : Create a customer managed policy with read only access to DynamoDB and specify the ARN of the table for the “Resource” element. Attach the policy to the group

Answer: D

Question 2

An application has been instrumented to use the AWS X-Ray SDK to collect data about the requests the application serves. The Developer has set the user field on segments to a string that identifies the user who sent the request.

How can the Developer search for segments associated with specific users?

Options :

A : Use a filter expression to search for the user field in the segment annotations

B : By using the GetTraceSummaries API with a filter expression

C : Use a filter expression to search for the user field in the segment metadata

D : By using the GetTraceGraph API with a filter expression

Answer: B

Question 3

A company is building a serverless application on AWS. The application uses Amazon API Gateway and AWS Lambd a. The company wants to deploy the application to its development, test, and production environments. Which solution will meet these requirements with the LEAST development effort?

Options :

A : Use API Gateway stage variables and create Lambda aliases to reference environment-specific resources.

B : Use Amazon Elastic Container Service (Amazon ECS) to deploy the application to the environments.

C : Duplicate the code for each environment. Deploy the code to a separate API Gateway stage.

D : Use AWS Elastic Beanstalk to deploy the application to the environments.

Answer: A

Question 4

Based on the following AWS CLI command the resulting output, what has happened here?

1. $ aws lambda invoke --function-name MyFunction --invocation-type Event --payload ewogICJrZXkxIjogInZhbHVlMSIsCiAgImtleTIiOiAidmFsdWUyIiwKICAia2V5MyI6ICJ2YWx1ZTMiCn0= response.json

2. {

3. "StatusCode": 202

4. }

Options :

A : An AWS Lambda function has been invoked synchronously and has not completed successfully

B : An AWS Lambda function has been invoked asynchronously and has not completed successfully

C : An AWS Lambda function has been invoked synchronously and has completed successfully

D : An AWS Lambda function has been invoked asynchronously and has completed successfully

Answer: D

Question 5

A mobile application has thousands of users. Each user may use multiple devices to access the application. The Developer wants to assign unique identifiers to these users regardless of the device they use.

Which of the below is the BEST method to obtain unique identifiers?

Options :

A : Implement developer-authenticated identities by using Amazon Cognito and get credentials for these identities

B : Create a user table in Amazon DynamoDB with key-value pairs of users and their devices. Use these keys as unique identifiers

C : Use IAM-generated access key IDs for the users as the unique identifier, but do not store secret keys

D : Assign IAM users and roles to the users. Use the unique IAM resource ID as the unique identifier

Answer: A

Higher Test Marks with Free Online DVA-C02 Exam Practice

Buying Options: