Before any ExamCost material appears online, it passes rigorous expert review. That discipline is why the PCA collection covers the official test content thoroughly — 62 practice questions built on inspected foundations.
Linux Foundation PCA Exam Overview:
| Certification Vendor: | Linux Foundation |
|---|---|
| Exam Name: | Prometheus Certified Associate (PCA) Exam |
| Exam Number: | PCA |
| Passing Score: | 75% |
| Exam Duration: | 90 minutes |
| Related Certifications: | KCNA CKAD CKA |
| Exam Format: | Multiple-choice, Online proctored |
| Real Exam Qty: | 60 |
| Certificate Validity Period: | 2 years |
| Exam Price: | $250 USD |
| Available Languages: | English |
| Recommended Training: | Monitoring Systems and Services with Prometheus (LFS241) |
| Exam Registration: | Linux Foundation Training |
| Sample Questions: |  |
| Exam Way: | Online, remote proctored, closed-book exam |
| Pre Condition: | No formal prerequisites; familiarity with cloud-native environments and basic monitoring concepts recommended |
| Official Syllabus URL: | https://training.linuxfoundation.org/certification/prometheus-certified-associate/ |
Linux Foundation PCA Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Prometheus Fundamentals | 20% | - Data Model and Labels - Limitations of Prometheus - Exposition Format - System Architecture - Configuration and Scraping |
| Topic 2: PromQL | 28% | - Histograms - Timestamp handling - Aggregation over dimensions - Data selection - Binary operators - Aggregation over time - Rates and derivatives |
| Topic 3: Instrumentation and Exporters | 16% | - Exporters - Client Libraries - Instrumentation best practices - Metric naming and structure |
| Topic 4: Alerting & Dashboarding | 18% | - Alert rule configuration - Dashboard design basics - Alerting principles and use cases - Alertmanager usage and configuration |
| Topic 5: Observability Concepts | 18% | - Metrics - Logs and events - Push vs Pull models - Tracing and Spans - SLOs, SLAs, and SLIs basics - Service Discovery |
Linux Foundation Prometheus Certified Associate Exam Questions and Answers
No formal prerequisites; familiarity with cloud-native environments and basic monitoring concepts recommended Since requirements change over time, confirm the latest on the official Linux Foundation exam page before scheduling.
The PCA exam is a Linux Foundation certification exam validating the Linux Foundation Prometheus Certified Associate syllabus shown above. It belongs to these credential paths: KCNA, CKA, CKAD. Candidates in 2026 prepare for it with ExamCost's 62 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Linux Foundation recommends these training resources for the Linux Foundation Prometheus Certified Associate exam:
Follow the training with steady self-testing — the 62 practice questions from ExamCost help you apply theory and fill any gaps the training leaves.
The Linux Foundation Prometheus Certified Associate exam requires 75% to pass, and registration costs $250 USD. A failed attempt means paying the same fee again — a readiness check with the ExamCost engines before booking is the cheaper option.
The Linux Foundation Prometheus Certified Associate exam contains 60 to complete within 90 minutes. Timed simulation in the ExamCost Desktop Test Engine teaches that rhythm before exam day does.
ExamCost issues a full refund if you take the Linux Foundation Prometheus Certified Associate exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 62 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
The official Linux Foundation Prometheus Certified Associate outline defines 5 domains. The leading three are Prometheus Fundamentals (20%), Instrumentation and Exporters (16%), and Alerting & Dashboarding (18%). The full list is in the topics section above, and ExamCost's 62 practice questions cover each one.
Online, remote proctored, closed-book exam Register for the Linux Foundation Prometheus Certified Associate exam through these official channels:
After booking, ExamCost delivers your practice questions within 1 minute — preparation starts the same day.
Linux Foundation Prometheus Certified Associate Sample Questions:
What's "wrong" with the myapp_filG_uploads_total{userid=,,5123",status="failed"} metric?
- A. The _total suffix should be omitted.
- B. The metric name should consist of dashes instead of underscores.
- C. The userid should not be exposed as a label.
- D. The status should not be exposed as a label.
Correct Answer: C 🗳️
Explanation: Only visible for ExamCost members. You can sign-up / login (it's free).
What are the four golden signals of monitoring as defined by Google's SRE principles?
- A. Utilization, Load, Disk, Network
- B. Requests, CPU, Memory, Latency
- C. Availability, Logging, Errors, Throughput
- D. Traffic, Errors, Latency, Saturation
Correct Answer: D 🗳️
Explanation: Only visible for ExamCost members. You can sign-up / login (it's free).
What function calculates the tp-quantile from a histogram?
- A. avg_over_time()
- B. histogram_quantile()
- C. histogram()
- D. predict_linear()
Correct Answer: B 🗳️
Explanation: Only visible for ExamCost members. You can sign-up / login (it's free).
Which of the following signal belongs to symptom-based alerting?
- A. Disk space
- B. Database memory utilization
- C. CPU usage
- D. API latency
Correct Answer: D 🗳️
Explanation: Only visible for ExamCost members. You can sign-up / login (it's free).
Which Alertmanager feature allows you to temporarily stop notifications for a specific alert?
- A. Deduplication
- B. Inhibition
- C. Grouping
- D. Silence
Correct Answer: D 🗳️
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