When troubleshooting a CloudWatch alarm that is not triggering, which of the following should you check first?

Whether the alarm is in a different Region than the metric

Whether the IAM role for the alarm has permissions

Whether the metric data is being published to CloudWatch

Whether the SNS topic has a valid subscription

A company runs a web application on an EC2 instance. They want to monitor the number of healthy hosts behind an Application Load Balancer. They have enabled the ALB's access logs. What is the most direct way to monitor the number of healthy hosts?

Create a custom metric by publishing the number of healthy hosts from the application.

Parse the ALB access logs to count the number of successful responses.

Use the ALB's 'HealthyHostCount' metric in CloudWatch and create an alarm on it.

Use CloudTrail to monitor the ALB's health check API calls.

What is the primary purpose of Amazon Managed Service for Prometheus?

To provide a relational database for time-series data

To create dashboards for visualizing metrics

To store and analyze application logs

To collect and query Prometheus-compatible metrics from containerized workloads

What is the primary purpose of a CloudWatch alarm?

To collect logs from EC2 instances

To automatically scale resources based on load

To store metric data for long-term analysis

To monitor a metric and perform actions when it crosses a defined threshold

AWSCertified CloudOps Engineer - Associate

Domain 1Objective 1

Task 1.1: Implement Metrics, Alarms, and Filters by Using AWS Monitoring and Logging Services. SOA-C03 Practice Questions (Page 3)

Part of the Content Domain 1: Monitoring, Logging, Analysis, Remediation, and Performance Optimization domain, which makes up ~24% of our current practice bank. AWS does not publish an official question count, but from its 130-minute exam (~50–85 total, ~12–20 in this domain), expect 4–7 from this objective — we provide 29 practice questions to prepare you well beyond it. (estimate)

29questions here

6free pages

11concepts

11 Concepts in This Objective

CloudWatch Metrics and Alarms Fundamentals
CloudTrail Logging and Analysis
Amazon Managed Service for Prometheus Integration
CloudWatch Agent Installation and Configuration
CloudWatch Agent for ECS and EKS
CloudWatch Alarms Configuration and Actions
Composite Alarms and Troubleshooting
CloudWatch Dashboards Creation and Sharing
Cross-Account and Cross-Region Dashboards
Amazon SNS Notifications for Alarms
EventBridge Integration for Alarm Actions

Questions 11–15

11foundation · easy
When troubleshooting a CloudWatch alarm that is not triggering, which of the following should you check first?
Select an answer first
12foundation · easy
Which query language is used to query metrics in Amazon Managed Service for Prometheus?
Select an answer first
13application · medium
A company runs a web application on an EC2 instance. They want to monitor the number of healthy hosts behind an Application Load Balancer. They have enabled the ALB's access logs. What is the most direct way to monitor the number of healthy hosts?
Select an answer first
14foundation · easy
What is the primary purpose of Amazon Managed Service for Prometheus?
Select an answer first
15foundation · easy
What is the primary purpose of a CloudWatch alarm?
Select an answer first

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