WorksheetsMonitor-questions
Total questions: 10
Worksheet time: 5mins
What is not a pillar of observability in Devops?
Metrics
Alerts
Logs
Traces
Which CloudWatch feature helps you store logs?
CloudWatch Metrics
CloudWatch Logs
CloudWatch Alarms
CloudWatch Dashboards
Which of the following is NOT a core feature of AWS CloudWatch?
Metrics
Logs
Alarms
Backups
What does Prometheus collect?
Metrics
Logs
Your GF phone number
Credentials
Which protocol does Prometheus use to scrape metrics?
TCP
HTTP
FTP
SSH
Which type of database does Prometheus use to store metrics?
Relational Database
Graph Database
Time Series Database
Key-Value Store
What is Grafana used for?
Creating and viewing dashboards
Storing Pi coin
Running virtual machines
Sending emails
Which language is used to query Prometheus?
SQL
PromQL
English
HTML
You have a Prometheus metric http_requests_total, but your Grafana panel shows no data.
What’s the most likely cause?
The metric is a counter and doesn’t work in Grafana
The query is missing additional labels
There is no data during your chosen time range
Prometheus automatically deletes counters every 24 hours
A CloudWatch alarm is set to trigger when an EC2 instance’s CPU usage exceeds 80% for 3 consecutive periods of 5 minutes each. If the CPU usage is 90% for 2 periods and drops to 75% in the third.
What happens?
The alarm triggers immediately
The alarm remains in OK state
The alarm triggers but resets after the next period
The alarm moves to INSUFFICIENT_DATA
