A data science team requires storage for nightly log processing. The size and number of logs is unknown and will persist for 24 hours only What is the MOST cost-effective solution?

• A.Amazon S3 Standard
• B.Amazon S3 Glacier
• C.Amazon S3 One Zone-Infrequent Access {S3 One Zone-IA)
• D.Amazon S3 intelligent-Tiering

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A company has an application that runs on Amazon EC2 instances within a private subnet in a VPC. The instances access data in an Amazon S3 bucket in the same AWS Region. The VPC contains a NAT gateway in a public subnet to access the S3 bucket. The company wants to reduce costs by replacing the NAT gateway without compromising security or redundancy.
Which solution meets these requirements?

• A.Replace the NAT gateway with a gateway VPC endpoint.
• B.Replace the NAT gateway with an AWS Direct Connect connection.
• C.Replace the NAT gateway with a NAT instance.
• D.Replace the NAT gateway with an internet gateway.

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A company needs to save the results from a medical trial to an Amazon S3 repository. The repository must allow a few scientists to add new files and must restrict all other users to read-only access. No users can have the ability to modify or delete any files in the repository. The company must keep every file in the repository for a minimum of 1 year after its creation date.
Which solution will meet these requirements?

• A.Use S3 Object Lock In governance mode with a legal hold of 1 year
• B.Configure the S3 bucket to invoke an AWS Lambda function every tune an object is added Configure the function to track the hash of the saved object to that modified objects can be marked accordingly
• C.Use an IAM role to restrict all users from deleting or changing objects in the S3 bucket Use an S3 bucket policy to only allow the IAM role
• D.Use S3 Object Lock in compliance mode with a retention period of 365 days.

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You are deploying an application to track GPS coordinates of delivery trucks in the United States. Coordinates are transmitted from each delivery truck once every three seconds. You need to design an architecture that will enable real-time processing of these coordinates from multiple consumers. Which service should you use to implement data ingestion?

• A.Amazon Kinesis
• B.AWS Data Pipeline
• C.Amazon Simple Queue Service
• D.Amazon AppStream

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A company wants to migrate a three-tier web application to AWS. The company wants to control the placement of the instances and have visibility into underlying sockets and cores for licensing purposes.
Which compute model should a Solutions Architect choose to accomplish this task?

• A.EC2 Reserved Instances
• B.EC2 Spot Instances
• C.EC2 Dedicated Hosts
• D.EC2 Placement Groups

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