Quick Answer
The answer is to enable an analytics rule with alert grouping. This feature directly reduces alert fatigue in Microsoft Sentinel by combining multiple related alerts into a single, manageable incident based on shared entities or time windows, rather than flooding analysts with individual alerts. On the Microsoft Cybersecurity Architect exam, this concept tests your understanding of how Sentinel’s core detection logic differs from automation or response tools—a common trap is confusing alert grouping with automation rules or playbooks, which handle actions after incidents are created, not the grouping itself. Remember the memory tip: “Group before you act”—analytics rules group alerts into incidents first, then automation rules and playbooks respond to those incidents.
This SC-100 practice question tests your understanding of design security solutions for infrastructure. 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.
Your company plans to use Microsoft Sentinel to manage security incidents. You need to design a solution that reduces alert fatigue by grouping related alerts into incidents. Which feature should you enable?
Analytics rule with alert grouping enabled
Alert grouping in analytics rules combines related alerts into incidents.
Watchlists to filter noisy alerts
Why wrong: Watchlists are for correlation, not alert grouping.
Automation rules that trigger on alert creation
Why wrong: Automation rules act on alerts or incidents, but do not group alerts.
Playbooks that run on alert creation
Why wrong: Playbooks automate responses, not grouping.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Analytics rule with alert grouping enabled
Sentinel's analytics rules use alert grouping to combine related alerts into a single incident. Option A is correct. Option B is incorrect because automation rules trigger actions but don't group alerts. Option C is incorrect because watchlists are for reference data. Option D is incorrect because playbooks automate responses, not grouping.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Analytics rule with alert grouping enabled
Why this is correct
Alert grouping in analytics rules combines related alerts into incidents.
Related concept
Read the scenario before looking for a memorised answer.
Watchlists to filter noisy alerts
Why it's wrong here
Watchlists are for correlation, not alert grouping.
Automation rules that trigger on alert creation
Why it's wrong here
Automation rules act on alerts or incidents, but do not group alerts.
Playbooks that run on alert creation
Why it's wrong here
Playbooks automate responses, not grouping.
Common exam traps
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
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.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
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.
What to study next
Identify which SC-100 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.
Design security solutions for infrastructure — study guide chapter
Learn the concepts, then practise the questions
Design security solutions for infrastructure practice questions
Targeted practice on this topic area only
All SC-100 questions
969 questions across all exam domains
Microsoft Cybersecurity Architect study guide
Full concept coverage aligned to exam objectives
SC-100 practice test guide
How to use practice tests most effectively before exam day
Related practice questions
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
Practise SC-100 questions linked to Design solutions that align with security best practices and priorities.
Practise SC-100 questions linked to Design security operations, identity, and compliance capabilities.
Practise SC-100 questions linked to Design security solutions for infrastructure.
Practise SC-100 questions linked to Design a Zero Trust strategy and architecture.
Practise SC-100 questions linked to Design security solutions for applications and data.
Practise SC-100 questions linked to Evaluate GRC and security operations strategies.
Practise SC-100 questions linked to Design security for infrastructure.
Practise SC-100 questions linked to Design a strategy for data and applications.
Practise SC-100 questions linked to Recommend security best practices and priorities.
Practise SC-100 questions linked to SC-100 fundamentals.
Practise SC-100 questions linked to SC-100 scenario.
Practise SC-100 questions linked to SC-100 troubleshooting.
Practice this exam
Short sessions build daily habit. Longer sessions build exam-day stamina. Try a timed session to simulate real conditions.
FAQ
Design security solutions for infrastructure — This question tests Design security solutions for infrastructure — Read the scenario before looking for a memorised answer..
The correct answer is: Analytics rule with alert grouping enabled — Sentinel's analytics rules use alert grouping to combine related alerts into a single incident. Option A is correct. Option B is incorrect because automation rules trigger actions but don't group alerts. Option C is incorrect because watchlists are for reference data. Option D is incorrect because playbooks automate responses, not grouping.
Identify which SC-100 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.
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Last reviewed: Jun 21, 2026
This SC-100 practice question is part of Courseiva's free Microsoft 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 SC-100 exam.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.