Sec. 14: Cloud Monitoring

Which CloudWatch feature would you use to trigger notifications when a metric reaches a threshold you specify?

• CloudWatch Events

• CloudWatch Logs

• CloudWatch Alarms

• CloudWatch Triggers

Answer explanation

The CloudWatch Alarms feature allows you to watch CloudWatch metrics and to receive notifications when the metrics fall outside of the levels (high or low thresholds) that you configure.

Which AWS service helps developers analyze and debug production as well as distributed applications?

• CloudWatch

• X-Ray

• Service Health Dashboard

• CloudTrail

Answer explanation

AWS X-Ray helps developers analyze and debug production, distributed applications, such as those built using a microservices architecture.

Which AWS service provides alerts and remediation guidance when AWS is experiencing events that may impact you?

• Service Health Dashboard

• CloudWatch

• Personal Health Dashboard

• CloudTrail

Answer explanation

AWS Personal Health Dashboard provides alerts and remediation guidance when AWS is experiencing events that may impact you.

You need to set up metrics monitoring for every service in AWS. Which service would you use?

• CloudTrail

• X-Ray

• CloudWatch

• Personal Health Dashboard

Answer explanation

Amazon CloudWatch is a monitoring service for AWS cloud resources and the applications you run on AWS. You can use Amazon CloudWatch to collect and track metrics, collect and monitor log files, and set alarms.

Which service allows you to inspect, audit, and record events and API calls made within your AWS account?

• X-Ray

• CloudWatch

• CloudTrail

Answer explanation

AWS CloudTrail is a web service that records activity made on your account and delivers log files to your Amazon S3 bucket. AWS CloudTrail is a service that enables governance, compliance, operational auditing, and risk auditing of your AWS account.

Which AWS service automatically analyzes code and provides performance recommendations?

• X-Ray

• CodePipeline

• CodeGuru

Answer explanation

Amazon CodeGuru is a developer tool that provides intelligent recommendations to improve code quality and identify an application’s most expensive lines of code.

How would you describe Amazon CloudWatch Logs?

• A single, highly scalable service that centralizes the logs from all of your systems, applications, and AWS services that you use

• A service that provides a real-time stream of system events that describe changes in AWS resources

• A service that enables governance, compliance, operational auditing, and risk auditing of your AWS account

• A service that lets you run code without provisioning or managing servers

Answer explanation

You can use Amazon CloudWatch Logs to monitor, store, and access your log files from Amazon Elastic Compute Cloud (Amazon EC2) instances, AWS CloudTrail, Route 53, and other sources.

If a resource is deleted in AWS, which service should you use to investigate first?

• CloudTrail

• CloudWatch Logs

• Personal Health Dashboard

Answer explanation

CloudTrail can record the history of events/API calls made within you AWS account, which will help determine who or what deleted the resource. You should investigate it first.