This SC-200 practice question tests your understanding of manage a security operations environment. 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.
You are a security analyst for a company that uses Microsoft Defender for Office 365. You receive an incident indicating that a user reported a phishing email. You need to investigate the email and determine if it was delivered to other users. You also need to ensure that similar emails are blocked in the future. What should you do?
Use Threat Explorer to search for similar emails and delete them.
Threat Explorer can find and take action on similar emails.
Submit the email to Microsoft for analysis and quarantine it.
Why wrong: Does not find other instances.
Create a Safe Links policy to block URLs in the email.
Why wrong: Does not remove already delivered emails.
Run a simulated phishing attack to test user awareness.
Why wrong: Not relevant to immediate containment.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Use Threat Explorer to search for similar emails and delete them.
Threat Explorer in Microsoft Defender for Office 365 allows you to search for and take bulk action on emails matching specific criteria, such as sender, subject, or URL. By using Threat Explorer, you can identify all instances of the reported phishing email across your tenant and delete them from user mailboxes, which directly addresses the need to determine if the email was delivered to other users and to remediate it. This tool is designed for hunting and remediation, making it the correct choice for this investigation.
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.
Use Threat Explorer to search for similar emails and delete them.
Why this is correct
Threat Explorer can find and take action on similar emails.
Related concept
Read the scenario before looking for a memorised answer.
Submit the email to Microsoft for analysis and quarantine it.
Why it's wrong here
Does not find other instances.
Create a Safe Links policy to block URLs in the email.
Why it's wrong here
Does not remove already delivered emails.
Run a simulated phishing attack to test user awareness.
Why it's wrong here
Not relevant to immediate containment.
Common exam traps
The trap here is that candidates often confuse the investigative and remediation capabilities of Threat Explorer with the policy-based prevention features of Safe Links or Safe Attachments, leading them to choose a policy creation option (C) instead of the correct hunting and removal tool (A).
Detailed technical explanation
Threat Explorer uses a backend search index built on Exchange Online message tracking logs, allowing you to filter by delivery status (e.g., delivered, quarantined) and take bulk actions like soft-delete or hard-delete via the 'Take Action' wizard. For similar future emails, you can create a Threat Explorer query and export the results to create a custom detection rule or use the 'Add to block list' feature to block the sender or domain at the transport layer. In a real-world scenario, you might combine Threat Explorer with a hunting query to identify all users who clicked a malicious link, then use the same tool to trigger automated investigation and response (AIR) playbooks.
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 exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Manage a security operations environment — study guide chapter
Learn the concepts, then practise the questions
Manage a security operations environment practice questions
Targeted practice on this topic area only
All SC-200 questions
1,639 questions across all exam domains
Microsoft Security Operations Analyst SC-200 study guide
Full concept coverage aligned to exam objectives
SC-200 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-200 questions linked to Manage a security operations environment.
Practise SC-200 questions linked to Respond to security incidents.
Practise SC-200 questions linked to Perform threat hunting.
Practise SC-200 questions linked to Mitigate threats using Microsoft Defender XDR.
Practise SC-200 questions linked to Mitigate threats using Microsoft Defender for Cloud.
Practise SC-200 questions linked to Mitigate threats using Microsoft Sentinel.
Practise SC-200 questions linked to SC-200 fundamentals.
Practise SC-200 questions linked to SC-200 scenario.
Practise SC-200 questions linked to SC-200 troubleshooting.
Practice this exam
Short sessions build daily habit. Longer sessions build exam-day stamina. Try a timed session to simulate real conditions.
FAQ
Manage a security operations environment — This question tests Manage a security operations environment — Read the scenario before looking for a memorised answer..
The correct answer is: Use Threat Explorer to search for similar emails and delete them. — Threat Explorer in Microsoft Defender for Office 365 allows you to search for and take bulk action on emails matching specific criteria, such as sender, subject, or URL. By using Threat Explorer, you can identify all instances of the reported phishing email across your tenant and delete them from user mailboxes, which directly addresses the need to determine if the email was delivered to other users and to remediate it. This tool is designed for hunting and remediation, making it the correct choice for this investigation.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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 25, 2026
This SC-200 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-200 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.