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AWS Certified Solutions Architect - Professional Questions and Answers

Question 17

A company wants to use a third-party software-as-a-service (SaaS) application. The third-party SaaS application is consumed through several API calls. The third-party SaaS application also runs on AWS inside a VPC.

The company will consume the third-party SaaS application from inside a VPC. The company has internal security policies that mandate the use of private connectivity that does not traverse the internet. No resources that run in the company VPC are allowed to be accessed from outside the company’s VPC. All permissions must conform to the principles of least privilege.

Which solution meets these requirements?

Options:

Create an AWS PrivateLink interface VPC endpoint. Connect this endpoint to the endpoint service that the third-party SaaS application provides. Create a security group to limit the access to the endpoint. Associate the security group with the endpoint.

Create an AWS Site-to-Site VPN connection between the third-party SaaS application and thecompany VPC. Configure network ACLs to limit access across the VPN tunnels.

Create a VPC peering connection between the third-party SaaS application and the company VPUpdate route tables by adding the needed routes for the peering connection.

Create an AWS PrivateLink endpoint service. Ask the third-party SaaS provider to create an interface VPC endpoint for this endpoint service. Grant permissions for the endpoint service to the specific account of the third-party SaaS provider.

Question 18

Question:

A company has an application that uses AWS Key Management Service (AWS KMS) to encrypt and decrypt data. The application stores data in an Amazon S3 bucket in an AWS Region. Company security policies require that the data is encryptedbeforebeing uploaded to S3, and decryptedwhen read. The S3 bucket isreplicated to other AWS Regions.

A solutions architect must design a solution so that the application canencrypt and decrypt data across Regionsusingthe same key.

Options:

Create a KMS multi-Region primary key. Use it to create KMS multi-Region replica keys in each Region. Update application code to use the replica key in each Region.

Create a new customer-managed KMS key in each additional Region. Update application code to use the key in each Region.

Use AWS Private CA to issue TLS certificates and replicate them with AWS RAM.

Export the KMS key material to Systems Manager Parameter Store in each Region. Update the app to use those.

Question 19

A company needs to store sensitive and crucial business data in an Amazon S3 bucket. Because of the criticality of the data, the data must be available in a second AWS Region within 15 minutes. If any object is not available within 15 minutes, an operations team must receive a notification. The company has already enabled S3 Versioning on the S3 bucket, and the company creates a second S3 bucket in the second Region.

Which combination of solutions will meet these requirements? (Select TWO.)

Options:

Create a new S3 replication rule. Configure the rule to replicate all objects to the second S3 bucket.

Create an AWS DataSync task. Set the appropriate source and destination S3 buckets for the task.

Enable S3 Replication Time Control (S3 RTC), and configure the replication metrics and events. Create an Amazon SNS topic and set it as the target for the OperationMissedThreshold S3 event notification. Use the SNS topic to notify the operations team.

Enable S3 Transfer Acceleration on both S3 buckets. Create an Amazon CloudWatch alarm for the S3 5xxErrors metric. Create an Amazon SNS topic and set it as the target for the alarm. Use the SNS topic to notify the operations team.

Enable AWS DataSync enhanced transfer mode. Create an Amazon CloudWatch alarm for the DataSync FilesFailed metric. Create an Amazon SNS topic and set it as the target for the alarm. Use the SNS topic to notify the operations team.

Question 20

A company needs to optimize the cost of backups for Amazon Elastic File System (Amazon EFS). A solutions architect has already configured a backup plan in AWS Backup for the EFS backups. The backup plan contains a rule with a lifecycle configuration to transition EFS backups to cold storage after 7 days and to keep the backups for an additional 90 days.

After I month, the company reviews its EFS storage costs and notices an increase in the EFS backup costs. The EFS backup cold storage produces almost double the cost of the EFS warm backup storage.

What should the solutions architect do to optimize the cost?

Options:

Modify the backup rule ' s lifecycle configuration to move the EFS backups to cold storage after 1 day. Set the backup retention period to 30 days.

Modify the backup rule ' s lifecycle configuration to move the EFS backups to cold storage after 8 days. Set the backup retention period to 30 days.

Modify the backup rule ' s lifecycle configuration to move the EFS backups to cold storage after 1 day. Set the backup retention period to 90 days.

Modify the backup rule ' s lifecycle configuration to move the EFS backups to cold storage after 8 days. Set the backup retention period to 98 days.

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AWS Certified Solutions Architect - Professional Questions and Answers

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