PCD Managing application performance monitoring Practice Question
This PCD practice question tests your understanding of managing application performance monitoring. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A development team is using Cloud Monitoring to set up an alerting policy for a Compute Engine instance. They want to be notified when the instance's CPU utilization exceeds 80% for at least 5 minutes. Which alerting policy configuration should they use?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "least"
Why it matters: You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Condition type: Metric Threshold, Trigger: For 5 minutes, Threshold: 80%
Option A is correct because Cloud Monitoring alerting policies use a Metric Threshold condition type to evaluate a metric against a static threshold. Setting the trigger to 'For 5 minutes' ensures the condition is met only when the CPU utilization exceeds 80% consistently over the specified duration, preventing false alarms from transient spikes.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
Condition type: Metric Threshold, Trigger: For 5 minutes, Threshold: 80%
Why this is correct
Triggers when condition holds for 5 minutes.
Clue confirmation
The clue word "least" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Condition type: Metric Threshold, Trigger: For most recent value, Threshold: 80%
Why it's wrong here
Triggers on any single point above 80%, not sustained.
✗
Condition type: Change Rate, Trigger: For 5 minutes, Threshold: 80%
Why it's wrong here
Change rate measures how fast metric changes, not its absolute value.
Absence condition fires when data stops reporting.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Cisco often tests the distinction between 'For most recent value' and 'For X minutes' triggers, where candidates mistakenly choose the single-point trigger thinking it's simpler, missing the requirement for sustained threshold crossing.
Detailed technical explanation
How to think about this question
Under the hood, Cloud Monitoring evaluates metric time series using a rolling window; the 'For 5 minutes' trigger means the condition must be true for at least 5 consecutive minutes of data points (based on the metric's alignment period, typically 1 minute). This prevents alert fatigue from brief CPU bursts (e.g., during a cron job) while still catching sustained performance issues. In a real-world scenario, a web server might spike to 90% for 2 minutes during a traffic surge but then drop; only a sustained 5-minute breach would warrant a page to the on-call engineer.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
An e-commerce site experiences heavy traffic on Black Friday and near-zero traffic during off-peak weeks. Rather than provisioning permanent large VMs, the team uses auto-scaling groups that add capacity automatically under load and reduce it overnight. Questions like this test whether you understand elasticity, availability zones, and cloud compute scaling patterns.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Managing application performance monitoring — This question tests Managing application performance monitoring — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Condition type: Metric Threshold, Trigger: For 5 minutes, Threshold: 80% — Option A is correct because Cloud Monitoring alerting policies use a Metric Threshold condition type to evaluate a metric against a static threshold. Setting the trigger to 'For 5 minutes' ensures the condition is met only when the CPU utilization exceeds 80% consistently over the specified duration, preventing false alarms from transient spikes.
What should I do if I get this PCD question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "least". You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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This PCD practice question is part of Courseiva's free Google Cloud certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PCD exam.
Question Discussion
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