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Zorluk: OrtaAWS Trusted Advisor Cost Optimization Checks

A company's staging environment has experienced escalating costs. A SysOps administrator is tasked with reviewing AWS Trusted Advisor Cost Optimization recommendations to quickly reduce expenses. The administrator wants to identify resources that are either completely unattached to active compute instances or database instances that have had no connections for an extended period.

Which AWS Trusted Advisor Cost Optimization checks should the administrator analyze to locate these resources? (Select TWO.)

  1. Amazon RDS Idle DB InstancesCevap
  2. Unassociated Elastic IP AddressesCevap
  3. C
    Active Cost Allocation Tags
  4. D
    AWS Budgets Anomaly Alerts
  5. E
    Amazon S3 Lifecycle Transition rules

Cevap

Amazon RDS Idle DB Instances and Unassociated Elastic IP Addresses are correct.
The correct options are the checks for Amazon RDS Idle DB Instances and Unassociated Elastic IP Addresses. Under AWS Trusted Advisor Cost Optimization, the Amazon RDS Idle DB Instances check evaluates database instances that have had no connections for 7 days. The Unassociated Elastic IP Addresses check identifies EIPs that are not associated with a running EC2 instance or ENI, which incurs an hourly idle charge.

Adım Adım Çözüm

1
Analyze the requirements to identify unattached compute/network resources and idle database resources using AWS Trusted Advisor.
The requirements demand locating allocated but unassociated network resources (specifically Elastic IP addresses) and idle database instances (specifically Amazon RDS instances with no active connections).
This establishes the target resource types: Elastic IP addresses and RDS database instances.
2
Evaluate the AWS Trusted Advisor Cost Optimization checks related to these resource types.
The 'Unassociated Elastic IP Addresses' check identifies allocated EIPs that are not associated with running instances. The 'Amazon RDS Idle DB Instances' check identifies RDS instances with no active connections for the last 7 days.
Selecting these two checks directly addresses the requirement to locate unattached and idle resources.
3
Verify and exclude other cost optimization and billing options.
Cost allocation tags, S3 lifecycle transitions, and AWS Budgets are valid AWS cost management tools, but they are not checks under AWS Trusted Advisor's Cost Optimization checks that identify these specific resources.
This ensures the distractor options are ruled out based on service scope and functionality.

Anahtar Kavram

AWS Trusted Advisor Cost Optimization checks monitor AWS resources to identify cost-saving opportunities, such as unassociated Elastic IP addresses and idle RDS database instances.
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