AWS-Certified-Developer-Associate Free Practice Test

- (Exam Topic 2)
A company is developing a report executed by AWS Step Functions Amazon CloudWatch shows errors in the Step Functions task state machine To troubleshoot each task, the state input needs to be included along with the error message in the state output.
Which coding practice can preserve both the original input and the error for the state?

1. A. Use ResultPath in a Catch statement to include the error with the original input
2. B. Use inputPath in a Catch statement and set the value to null.
3. C. Use ErrorEquals in a Retry statement to include the error with the original input
4. D. Use OutputPath in a Retry statement and set the value to $.

Correct Answer: A
Use ResultPath in a Catch to include the error with the original input.
Reference: https://docs.aws.amazon.com/step-functions/latest/dg/input-output-resultpath.html

- (Exam Topic 4)
A company is using an Amazon API Gateway REST API endpoint as a webhook lo publish events from an
on-premises source control management (SCM) system to Amazon EventBridge. The company has configured an EventBridge rule to listen for the events and to control application deployment m a central AWS account. The company needs to receive the same events across multiple receiver AWS accounts
How can a developer meet these requirements without changing the configuration of the SCM system?

1. A. Deploy the API Gateway REST API to all the required AWS account
2. B. Use the same custom domain name for all the gateway endpoints so that a single SCM webhook can be used for all events from all accounts.
3. C. Deploy the API Gateway REST API to all the receiver AWS accounts Create as many SCM webhooks as the number of AWS accounts.
4. D. Grant permission to the central AWS account for EventBridge to access the receiver AWS accounts.Add an EventBridge event bus on the receiver AWS accounts as the targets to the existing EventBridge rule
5. E. Convert the API Gateway type from REST API to HTTP API

Correct Answer: A

- (Exam Topic 3)
A developer is building a static, client-side rendered website that is powered by ReactJS The code has no server-side generated components and does not need to run any programming languages on the server However the code serves static HTML, CSS, and JavaScript to the client on each request The developer's solution to host the website must maximize performance and cost-effectiveness
Which combination of AWS services or resources should the developer use to meet these requirements?

1. A. Application Load Balancer and Amazon EC2
2. B. Amazon API Gateway and AWS Lambda
3. C. Amazon CloudFront and Amazon S3
4. D. Amazon CloudFront and AWS Elastic Beanstalk

Correct Answer: C

- (Exam Topic 3)
A three-tier application hosted on AWS uses Amazon RDS for MYSQL as its database. A developer must ensure the database credentials are stored and accessed securely.
What is the MOST secure way for the developer to achieve this?

1. A. Store the credentials in a configuration file and commit it to the GIT repository.
2. B. Store the credentials in AWS Secrets Manager and enable automatic secret rotation.
3. C. Store the credentials using Amazon RDS and enable automatic rotation
4. D. Store the credentials in code and handle credentials rotation within the application.

Correct Answer: A

- (Exam Topic 1)
When uploading an object, what request header can be explicitly specified in a request to Amazon S3 to encrypt object data when saved on the server side?

1. A. x-amz-storage-class
2. B. Content-MD5
3. C. x-amz-security-token
4. D. x-amz-server-side-encryption

Correct Answer: D
https://docs.aws.amazon.com/AmazonS3/latest/dev/UsingServerSideEncryption.html#APISupportforServer-Sid