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Amazon AWS Certified Developer - Associate Sample Questions (Q475-Q480):
NEW QUESTION # 475
A developer needs to write an AWS CloudFormation template on a local machine and deploy a CloudFormation stack to AWS.
What must the developer do to complete these tasks?
- A. Install the AWS CLI. Configure the AWS CLI by using an I AM user name and password.
- B. Install the AWS CLI. Configure the AWS CLI by using an 1AM user access key and secret key.
- C. Install the AWS CLI. Configure the AWS CLI by using an SSH key.
- D. Install an AWS software development kit (SDK). Configure the SDK by using an X.509 certificate.
Answer: B
NEW QUESTION # 476
When a developer tries to run an AWS CodeBuild project, it raises an error because the length of all environment variables exceeds the limit for the combined maximum of characters.
What is the recommended solution?
- A. Add the export LC_ALL="en_US.utf8" command to the pre_build section to ensure POSIX localization.
- B. Update the settings for the build project to use an Amazon S3 bucket for large numbers of environment variables.
- C. Use AWS Systems Manager Parameter Store to store large numbers of environment variables.
- D. Use Amazon Cognito to store key-value pairs for large numbers of environment variables.
Answer: C
Explanation:
https://docs.aws.amazon.com/codebuild/latest/userguide/troubleshooting.html
NEW QUESTION # 477
A developer is making changes to a custom application that uses AWS Elastic Beanstalk.
Which solutions will update the Elastic Beanstalk environment with the new application version after the developer completes the changes? (Choose two.)
- A. Package the application code into a .zip file. Use the AWS Management Console to create a new application version from the .zip file. Rebuild the environment by using the AWS CLI.
- B. Package the application code into a .tar file. Use the AWS Management Console to create a new application version from the .tar file. Update the environment by using the AWS CLI.
- C. Package the application code into a .tar file. Use the AWS Management Console to upload the .tar file and deploy the packaged application.
- D. Package the application code into a zip file. Use the AWS Management Console to upload the .zip file and deploy the packaged application.
- E. Package the application code into a .zip file. Use the AWS CL to create a new application version from the .zip file and to update the environment.
Answer: D,E
NEW QUESTION # 478
A company runs a new application on AWS Elastic Beanstalk. The company needs to deploy updates to the application. The updates must not cause any downtime for application users. The deployment must forward a specified percentage of incoming client traffic to a new application version during an evaluation period.
Which deployment type will meet these requirements?
- A. Immutable
- B. Traffic-splitting
- C. Rolling
- D. In-place
Answer: B
NEW QUESTION # 479
A developer has created an AWS Lambda function that is written in Python. The Lambda function reads data from objects in Amazon S3 and writes data to an Amazon DynamoDB table. The function is successfully invoked from an S3 event notification when an object is created.
However, the function fails when it attempts to write to the DynamoDB table.
What is the MOST likely cause of this issue?
- A. The Lambda function does not have IAM permissions to write to DynamoDB.
- B. The Lambda function's concurrency limit has been exceeded.
- C. The DynamoDB table is not running in the same Availability Zone as the Lambda function.
- D. DynamoDB table requires a global secondary index (GSI) to support writes.
Answer: A
Explanation:
The Lambda function needs to have the appropriate IAM permissions to write to the DynamoDB table. If the function does not have these permissions, it will fail when it attempts to write to the table.
https://aws.amazon.com/blogs/security/how-to-create-an-aws-iam-policy-to-grant-aws-lambda- access-to-an-amazon-dynamodb-table
NEW QUESTION # 480
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