A company has a memory-intensive application that runs on a fleet of Amazon EC2 instances behind an Elastic Load Balancer (ELB). The instances run in an Auto Scaling group. A SysOps administrator must ensure that the application can scale based on the number of users that connect to the application.Which solution will meet these requirements?
Answer(s): A
A SysOps administrator creates a new VPC that includes a public subnet and a private subnet. The SysOps administrator successfully launches 11 Amazon EC2 instances in the private subnet. The SysOps administrator attempts to launch one more EC2 instance in the same subnet. However, the SysOps administrator receives an error message that states that not enough free IP addresses are available.What must the SysOps administrator do to deploy more EC2 instances?
Answer(s): D
A company needs to automatically monitor an AWS account for potential unauthorized AWS Management Console logins from multiple geographic locations.Which solution will meet this requirement?
A company has an Amazon RDS DB instance. The company wants to implement a caching service while maintaining high availability.Which combination of actions will meet these requirements? (Choose two.)
Answer(s): C,D
A company monitors its account activity using AWS CloudTrail, and is concerned that some log files are being tampered with after the logs have been delivered to the account’s Amazon S3 bucket.Moving forward, how can the SysOps administrator confirm that the log files have not been modified after being delivered to the S3 bucket?
Answer(s): B
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