A company is migrating from a monolithic architecture to a microservices-based architecture. The Developers need to refactor the application so that the many microservices can asynchronously communicate with each other without impacting performance.
Use of which managed AWS services will enable asynchronous message passing? (Choose two.)

• A.Amazon Kinesis
• B.Amazon Cognito
• C.Amazon ElastiCache
• D.Amazon SQS
• E.Amazon SNS

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A Developer has created a large Lambda function, and deployment is failing with the following error:
ClientError: An error occurred (InvalidParameterValueException) when calling the
CreateFunction operation: Unzipped size must be smaller than XXXXXXXXX bytes', where XXXXXXXXX is the current Lambda limit
What can the Developer do to fix this problem?

• A.Break the function into multiple smaller Lambda functions.
• B.Submit a limit increase request to AWS Support to increase the function to the size needed.
• C.ZIP the ZIP file twice to compress it further.
• D.Use a compression algorithm that is more efficient than ZIP.

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A gaming application stores scores for players in an Amazon DynamoDB table that has four attributes user_id, user_name, user_score, and user_rank. The users are allowed to update their names only A user is authenticated by web identity federation.
Which set of conditions should be added in the policy attached to the role for the dynamodb Putltem API call?
A)

B)

C)

D)

• A.Option C
• B.Option B
• C.Option D
• D.Option A

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A Developer is working on an application that handles 10MB documents that contain highly-sensitive data. The application will use AWS KMS to perform client-side encryption.
What steps must be followed?

• A.Invoke the Encrypt API passing the plaintext data that must be encrypted, then reference the customer managed key ARN in the KeyId parameter
• B.Invoke the GenerateRandom API to get a data encryption key, then use the data encryption key to encrypt the data
• C.Invoke the GenerateDataKey API to retrieve the encrypted version of the data encryption key to encrypt the data
• D.Invoke the GenerateDataKey API to retrieve the plaintext version of the data encryption key to encrypt the data

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Company C is currently hosting their corporate site in an Amazon S3 bucket with Static Website Hosting enabled. Currently, when visitors go to http://www.companyc.com the index.html page is returned. Company C now would like a new page welcome.html to be returned when a visitor enters http://www.companyc.com in the browser.
Which of the following steps will allow Company C to meet this requirement? Choose 2 answers

• A.Upload an html page named welcome.html to their S3 bucket
• B.Create a welcome subfolder in their S3 bucket
• C.Set the Index Document property to welcome.html
• D.Move the index.html page to a welcome subfolder
• E.Set the Error Document property to welcome.html

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