A company is rolling out a new version of its website. Management wants to deploy the new website in a limited rollout to 20% of the company's customers. The company uses Amazon Route 53 for its website's DNS solution. Which configuration will meet these requirements?
A. Create a failover routing policy. Within the policy, configure 80% of the website traffic to be sent to the original resource. Configure the remaining 20% of traffic as the failover record that points to the new resource.
B. Create a multivalue answer routing policy. Within the policy, create 4 records with the name and IP address of the original resource. Configure 1 record with the name and IP address of the new resource.
C. Create a latency-based routing policy. Within the policy, configure a record pointing to the original resource with a weight of 80. Configure a record pointing to the new resource with a weight of 20.
D. Create a weighted routing policy. Within the policy, configure a weight of 80 for the record pointing to the original resource. Configure a weight of 20 for the record pointing to the new resource.
A SysOps administrator Is troubleshooting an AWS Cloud Formation template whereby multiple Amazon EC2 instances are being created The template is working In us-east-1. but it is failing In us-west-2 with the error code:
AMI [ami-12345678] does not exist
How should the administrator ensure that the AWS Cloud Formation template is working in every region?
A. Copy the source region's Amazon Machine Image (AMI) to the destination region and assign it the same ID.
B. Edit the AWS CloudFormatton template to specify the region code as part of the fully qualified AMI ID.
C. Edit the AWS CloudFormatton template to offer a drop-down list of all AMIs to the user by using the aws :: EC2:: ami :: imageiD control.
D. Modify the AWS CloudFormation template by including the AMI IDs in the "Mappings" section. Refer to the proper mapping within the template for the proper AMI ID.
A company has an application that is running on Amazon EC2 instances in a VPC. The application needs access to download software updates from the internet. The VPC has public subnets and private signets. The company's security policy requires all ECS instances to be deployed in private subnets
What should a SysOps administrator do to meet those requirements?
A. Add an internet gateway to the VPC In the route table for the private subnets, odd a route to the interne; gateway.
B. Add a NAT gateway to a private subnet. In the route table for the private subnets, add a route to the NAT gateway.
C. Add a NAT gateway to a public subnet in the route table for the private subnets, add a route to the NAT gateway.
D. Add two internet gateways to the VPC. In The route tablet for the private subnets and public subnets, add a route to each internet gateway.
A SysOps administrator wants to upload a file that is 1 TB in size from on-premises to an Amazon S3 bucket using multipart uploads. What should the SysOps administrator do to meet this requirement?
A. Upload the file using the S3 console.
B. Use the s3api copy-object command.
C. Use the s3api put-object command.
D. Use the s3 cp command.
A company has a critical serverless application that uses multiple AWS Lambda functions. Each Lambda function generates 1 GB of log data daily in tts own Amazon CloudWatch Logs log group. The company's security team asks for a count of application errors, grouped by type, across all of the log groups.
What should a SysOps administrator do to meet this requirement?
A. Perform a CloudWatch Logs Insights query that uses the stats command and count function.
B. Perform a CloudWatch Logs search that uses the groupby keyword and count function.
C. Perform an Amazon Athena query that uses the SELECT and GROUP BY keywords.
D. Perform an Amazon RDS query that uses the SELECT and GROUP BY keywords.
A company plans to deploy a database on an Amazon Aurora MySQL DB cluster. The database will store data for a demonstration environment. The data must be reset on a daily basis. What is the MOST operationally efficient solution that meets these requirements?
A. Create a manual snapshot of the DB cluster after the data has been populated. Create an Amazon EventBridge (Amazon CloudWatch Events) rule to invoke an AWS Lambda function on a daily basis. Configure the function to restore the snapshot and then delete the previous DB cluster.
B. Enable the Backtrack feature during the creation of the DB cluster. Specify a target backtrack window of 48 hours. Create an Amazon EventBridge (Amazon CloudWatch Events) rule to invoke an AWS Lambda function on a daily basis. Configure the function to perform a backtrack operation.
C. Export a manual snapshot of the DB cluster to an Amazon S3 bucket after the data has been populated. Create an Amazon EventBridge (Amazon CloudWatch Events) rule to invoke an AWS Lambda function on a daily basis. Configure the function to restore the snapshot from Amazon S3.
D. Set the DB cluster backup retention period to 2 days. Create an Amazon EventBridge (Amazon CloudWatch Events) rule to invoke an AWS Lambda function on a daily basis. Configure the function to restore the DB cluster to a point in time and then delete the previous DB cluster.
A recent organizational audit uncovered an existing Amazon RDS database that is not currently configured for high availability. Given the critical nature of this database, it must be configured for high availability as soon as possible.
How can this requirement be met?
A. Switch to an active/passive database pair using the create-db-instance-read-replica with the --availability-zone flag.
B. Specify high availability when creating a new RDS instance, and live-migrate the data.
C. Modify the RDS instance using the console to include the Multi-AZ option.
D. Use the modify-db-instance command with the --na flag.
A SysOps administrator noticed that the cache hit ratio for an Amazon CloudFront distribution is less than 10%.
Which collection of configuration changes will increase the cache hit ratio for the distribution? (Select TWO.)
A. Ensure that only required cookies, query strings, and headers are forwarded in the Cache Behavior Settings.
B. Change the Viewer Protocol Policy to use HTTPS only.
C. Configure the distribution to use presigned cookies and URLs to restrict access to the distribution.
D. Enable automatic compression of objects in the Cache Behavior Settings.
E. Increase the CloudFront time to live (TTL) settings in the Cache Behavior Settings.
A company uses Amazon S3 to aggregate raw video footage from various media teams across the US. The company recently expanded into new geographies in Europe and Australia. The technical teams located in Europe and Australia reported delays when uploading large video tiles into the destination S3 bucket m toe United States.
What are the MOST cost-effective ways to increase upload speeds into the S3 bucket? (Select TWO.)
A. Create multiple AWS Direct Connect connections between AWS and branch offices in Europe and Australia tor He uploads into the destination S3 bucket
B. Create multiple AWS Site-to-Site VPN connections between AWS and branch offices in Europe and Australia for file uploads into the destination S3 bucket.
C. Use Amazon S3 Transfer Acceleration for file uploads into the destination S3 bucket.
D. Use AWS Global Accelerator for file uploads into the destination S3 bucket from the branch offices in Europe and Australia.
E. Use multipart uploads for file uploads into the destination S3 bucket from the branch offices in Europe and Australia.
A SysOps administrator needs to give users the ability to upload objects to an Amazon S3 bucket. The SysOps administrator creates a presigned URL and provides the URL to a user, but the user cannot upload an object to the S3 bucket. The presigned URL has not expired, and no bucket policy is applied to the S3 bucket.
Which of the following could be the cause of this problem?
A. The user has not properly configured the AWS CLI with their access key and secret access key.
B. The SysOps administrator does not have the necessary permissions to upload the object to the S3 bucket.
C. The SysOps administrator must apply a bucket policy to the S3 bucket to allow the user to upload the object.
D. The object already has been uploaded through the use of the presigned URL, so the presigned URL is no longer valid.
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