This SC-200 practice question tests your understanding of respond to security incidents. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. 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.
```kql
SecurityAlert
| where TimeGenerated > ago(1d)
| where AlertName contains "ransomware"
| summarize count() by AlertName
| order by count_ desc
```
You run the above KQL query in Microsoft Sentinel to identify ransomware alerts from the last day. The result shows zero rows. Which is the most likely reason?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
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.
Exhibit
Refer to the exhibit.
```kql
SecurityAlert
| where TimeGenerated > ago(1d)
| where AlertName contains "ransomware"
| summarize count() by AlertName
| order by count_ desc
```
A
The table name 'SecurityAlert' is incorrect; it should be 'Alert'
Why wrong: The table name is valid in many workspaces.
B
No alerts with 'ransomware' in the name occurred in the last day
The query is correct; simply no matching alerts.
C
The user does not have permission to access the SecurityAlert table
Why wrong: If no permission, query would fail, not return zero rows.
D
The time filter of 1 day is too restrictive; need to increase range
Why wrong: 1 day is typical; if no alerts, range extension won't help.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
No alerts with 'ransomware' in the name occurred in the last day
The KQL query filters for alerts where the name contains 'ransomware'. If no such alerts were generated in the last day, the query returns zero rows. This is the most likely reason because the query logic is correct, and the absence of data is a valid outcome, not an error.
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 table name 'SecurityAlert' is incorrect; it should be 'Alert'
Why it's wrong here
The table name is valid in many workspaces.
✓
No alerts with 'ransomware' in the name occurred in the last day
Why this is correct
The query is correct; simply no matching alerts.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
The user does not have permission to access the SecurityAlert table
Why it's wrong here
If no permission, query would fail, not return zero rows.
✗
The time filter of 1 day is too restrictive; need to increase range
Why it's wrong here
1 day is typical; if no alerts, range extension won't help.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The SC-200 exam often tests the candidate's ability to distinguish between a query returning zero rows due to a lack of matching data versus a query failing due to syntax or permission errors, leading candidates to incorrectly assume a configuration or permission issue.
Detailed technical explanation
How to think about this question
The SecurityAlert table in Microsoft Sentinel is populated by analytics rules that generate alerts based on detection logic. The query uses the 'where' operator to filter the 'AlertName' field for a substring match. If no rule triggered an alert with 'ransomware' in its name within the last 24 hours, the result set is empty. This is a common scenario when monitoring for specific threat types that may not have occurred recently.
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
A company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this SC-200 question in full detail.
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: No alerts with 'ransomware' in the name occurred in the last day — The KQL query filters for alerts where the name contains 'ransomware'. If no such alerts were generated in the last day, the query returns zero rows. This is the most likely reason because the query logic is correct, and the absence of data is a valid outcome, not an error.
What should I do if I get this SC-200 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: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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