The answer is that the rule does not have incident grouping enabled. In Microsoft Sentinel, a scheduled rule creates a separate incident for each alert by default unless incident grouping is explicitly configured within the rule’s incidentConfiguration property. Without this setting, even if the rule generates multiple alerts from the same query run, only the first alert triggers an incident, and subsequent alerts are ignored for that incident because the rule lacks the logic to group them together. On the SC-200 exam, this concept tests your understanding of how alert-to-incident creation works, often appearing as a trap where candidates assume a valid query or correct trigger threshold is sufficient. The key distinction is that incident grouping is a separate configuration toggle—without it, each alert stands alone. Memory tip: “No group, no update—each alert starts fresh.”
SC-200 Respond to security incidents Practice Question
This SC-200 practice question tests your understanding of respond to security incidents. 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.
Exhibit
Refer to the exhibit.
```json
{
"id": "/subscriptions/.../resourceGroups/rg-sentinel/providers/Microsoft.OperationalInsights/workspaces/workspace-sentinel/providers/Microsoft.SecurityInsights/alertRules/5b7c8d9e-...",
"kind": "Scheduled",
"properties": {
"displayName": "RDP brute force success",
"query": "SecurityEvent | where EventID == 4625 | summarize count() by Account, IpAddress, bin(TimeGenerated, 5m) | where count_ > 10",
"queryFrequency": "PT5M",
"queryPeriod": "PT10M",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0,
"severity": "High",
"enabled": true
}
}
```
Refer to the exhibit. A Microsoft Sentinel scheduled rule is configured as shown. The rule generates an alert, but the incident created contains only the first alert, and subsequent alerts do not update the incident. What is the most likely cause?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "first"
Why it matters: Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The rule does not have incident grouping enabled.
Option B is correct because the rule does not have incident grouping configured (no incidentConfiguration), so each alert creates a new incident by default. Option A is wrong because the query is valid and returns results. Option C is wrong because the trigger operator and threshold are correct for alerting. Option D is wrong because the severity is set correctly.
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.
✗
The triggerOperator and triggerThreshold are misconfigured.
Why it's wrong here
They are correctly set to trigger when count > 0.
✗
The KQL query is missing a join to include more data.
Why it's wrong here
The query is designed to count brute force attempts; it does not affect incident grouping.
✗
The severity is set to High, which prevents incident updates.
Why it's wrong here
Severity does not affect incident grouping.
✓
The rule does not have incident grouping enabled.
Why this is correct
Without grouping, each alert becomes a separate incident, so subsequent alerts create new incidents instead of updating the existing one.
Clue confirmation
The clue words "first", "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
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.
Use explanations to understand the rule behind the answer.
TExam Day Tips
→Underline the problem statement mentally.
→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
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this SC-200 question in full detail.
Identify which SC-200 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Respond to security incidents — This question tests Respond to security incidents — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The rule does not have incident grouping enabled. — Option B is correct because the rule does not have incident grouping configured (no incidentConfiguration), so each alert creates a new incident by default. Option A is wrong because the query is valid and returns results. Option C is wrong because the trigger operator and threshold are correct for alerting. Option D is wrong because the severity is set correctly.
What should I do if I get this SC-200 question wrong?
Identify which SC-200 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Are there clue words in this question I should notice?
Yes — watch for: "first", "most likely". Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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