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Question		Answer
How long metrics are stored in CloudWatch? start learning		Indefinitely
T/F By default EC2 sends operating system metrics to CloudWatch start learning		False, it doesn't send. You want to install CloudWatch Agent on EC2 if you want to monitor it
How often EC2 sends metrics to CLoudWatch by default? start learning		in 5 minute intervals
What does CloudWatch logs is? start learning		It is a service that enables storing and monitoring application logs
What is CloudWatch metric? start learning		It is a variable that you would like to monitor
Metrics are defined by CloudWatch start learning		name, namespace and zero or more dimensions
What is namespace in CloudWatch? start learning		This is a container for metrics
What is CloudWatch dimension? start learning		It is a filter. Can be used to filter data
What is CloudTrail? start learning		It is a service that records user activity in your AWS account
How long by default you can view activity in CloudTrail? start learning		90 days
T/F Load balancer is a separate AWS service start learning		No it is an EC2 instance feature
What are 2 the most common CloudWatch Actions? start learning		PutMetricData, PutMetricAlarm
What is AWS EventBridge? start learning		It is a service that incorporates Event Bus + routing based on rules
What is use case for Event bridge? start learning		Creation of non-compliant EC2 instance -> config sees it and sent event to event bridge -> send action to SNS

AWS Monitoring