Prometheus + Grafana Integration
Certification Module Exam Practice
Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. What is the primary role of Prometheus in a monitoring stack?
A. Data visualization
B. Metrics collection and storage
C. Log aggregation
D. Alert notification
Answer: B
Rationale: Prometheus is primarily a time-series database used for
collecting and storing metrics.
2. What does Grafana primarily provide?
A. Metrics scraping
B. Alert rule evaluation
, C. Data visualization and dashboards
D. Log storage
Answer: C
Rationale: Grafana is used to visualize metrics and build dashboards from
multiple data sources.
3. Which protocol does Prometheus primarily use to scrape metrics?
A. FTP
B. HTTP
C. SMTP
D. SNMP only
Answer: B
Rationale: Prometheus scrapes metrics over HTTP endpoints exposed by
targets.
4. What is a Prometheus “target”?
A. A dashboard
B. A scraped endpoint
C. A database table
D. An alert rule
Answer: B
Rationale: A target is an endpoint from which Prometheus collects metrics.
, 5. Which format does Prometheus use for metrics?
A. JSON
B. XML
C. Plain text exposition format
D. YAML
Answer: C
Rationale: Prometheus uses a custom plaintext exposition format for
metrics.
6. What is PromQL used for?
A. Log parsing
B. Querying metrics
C. Dashboard design
D. Alert routing
Answer: B
Rationale: PromQL is the Prometheus Query Language used to query time-
series data.
7. What is Grafana’s data source configuration used for?
A. Defining alert rules
B. Connecting to Prometheus or other databases
C. Storing logs
D. Installing plugins
, Answer: B
Rationale: Grafana data sources define how it connects to Prometheus and
other systems.
8. What component triggers alerts in Prometheus?
A. Grafana
B. Alertmanager
C. Node Exporter
D. Pushgateway
Answer: B
Rationale: Alertmanager handles alerts generated by Prometheus rules.
9. What does Node Exporter do?
A. Sends alerts
B. Exposes host system metrics
C. Stores dashboards
D. Runs queries
Answer: B
Rationale: Node Exporter collects and exposes system-level metrics.
10. What is the default port for Prometheus server?
A. 9090
B. 3000
Certification Module Exam Practice
Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. What is the primary role of Prometheus in a monitoring stack?
A. Data visualization
B. Metrics collection and storage
C. Log aggregation
D. Alert notification
Answer: B
Rationale: Prometheus is primarily a time-series database used for
collecting and storing metrics.
2. What does Grafana primarily provide?
A. Metrics scraping
B. Alert rule evaluation
, C. Data visualization and dashboards
D. Log storage
Answer: C
Rationale: Grafana is used to visualize metrics and build dashboards from
multiple data sources.
3. Which protocol does Prometheus primarily use to scrape metrics?
A. FTP
B. HTTP
C. SMTP
D. SNMP only
Answer: B
Rationale: Prometheus scrapes metrics over HTTP endpoints exposed by
targets.
4. What is a Prometheus “target”?
A. A dashboard
B. A scraped endpoint
C. A database table
D. An alert rule
Answer: B
Rationale: A target is an endpoint from which Prometheus collects metrics.
, 5. Which format does Prometheus use for metrics?
A. JSON
B. XML
C. Plain text exposition format
D. YAML
Answer: C
Rationale: Prometheus uses a custom plaintext exposition format for
metrics.
6. What is PromQL used for?
A. Log parsing
B. Querying metrics
C. Dashboard design
D. Alert routing
Answer: B
Rationale: PromQL is the Prometheus Query Language used to query time-
series data.
7. What is Grafana’s data source configuration used for?
A. Defining alert rules
B. Connecting to Prometheus or other databases
C. Storing logs
D. Installing plugins
, Answer: B
Rationale: Grafana data sources define how it connects to Prometheus and
other systems.
8. What component triggers alerts in Prometheus?
A. Grafana
B. Alertmanager
C. Node Exporter
D. Pushgateway
Answer: B
Rationale: Alertmanager handles alerts generated by Prometheus rules.
9. What does Node Exporter do?
A. Sends alerts
B. Exposes host system metrics
C. Stores dashboards
D. Runs queries
Answer: B
Rationale: Node Exporter collects and exposes system-level metrics.
10. What is the default port for Prometheus server?
A. 9090
B. 3000
