Task Statement 4.3: Automate Monitoring and Event Management of Complex Environments. DOP-C02 Practice Questions (Page 8)

Questions 36–40

1. 36foundation · easy

   Which AWS service can be configured as an action for a CloudWatch alarm to automatically restart an EC2 instance if it becomes impaired?

   • AEC2 automatic recovery
   • BAWS Systems Manager
   • CAmazon SNS
   • DAWS Lambda
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2. 37expert · hard

   A company runs a stateful web application on EC2 instances in an Auto Scaling group. The application stores session data locally on the instance. The team wants to scale out during peak hours and scale in during off-peak hours. However, they are concerned about losing session data when instances are terminated during scale-in. What should the team configure?

   • AMove session data to ElastiCache or DynamoDB and configure the Auto Scaling group with a target tracking policy
   • BUse a scheduled scaling policy and disable scale-in to prevent session loss
   • CConfigure the Auto Scaling group with a lifecycle hook to back up session data to S3 before termination
   • DEnable instance scale-in protection on all instances
   Reveal Solution Discussion Select an answer first
4. 38expert · hard

   A company runs a global web application with endpoints in us-east-1 and eu-west-1. They use Route 53 with a latency-based routing policy. The team wants to ensure that if the us-east-1 endpoint becomes unhealthy, traffic is routed to eu-west-1. What should the team configure?

   • ACreate a separate failover routing policy and associate it with the latency policy
   • BAssociate a Route 53 health check with the us-east-1 record and configure the latency policy to fail over to eu-west-1 when unhealthy
   • CConfigure a CloudWatch alarm on the us-east-1 endpoint and use it to update the Route 53 record
   • DUse a weighted routing policy with health checks on both endpoints
   Reveal Solution Discussion Select an answer first
5. 39foundation · easy

   Which type of CloudWatch metric is defined by the user and can be published via the PutMetricData API?

   • ALog metrics
   • BAlarm metrics
   • CStandard metrics
   • DCustom metrics
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6. 40application · medium

   A company runs a fleet of EC2 instances that generate custom application logs. The DevOps team wants to send these logs to CloudWatch Logs and also collect memory utilization metrics, which are not available by default. What should the team configure on the EC2 instances?

   • AInstall and configure the CloudWatch agent to collect logs and memory metrics
   • BUse the default CloudWatch metrics and create a metric filter for memory
   • CInstall the SSM Agent and use it to send logs and memory metrics to CloudWatch
   • DEnable detailed monitoring on the EC2 instances to collect memory metrics
   Reveal Solution Discussion Select an answer first