The correct answer is that the table name should be 'DeviceProcessEvents' instead of 'DeviceEvents'. This is because Microsoft Defender for Endpoint’s Advanced Hunting schema does not include a table called DeviceEvents; process-related activity, such as PowerShell execution, is stored exclusively in the DeviceProcessEvents table. When troubleshooting a KQL query returning no results in Defender for Endpoint due to wrong table name, the most common mistake is confusing generic event tables with the specific process event table. On the SC-200 exam, this tests your knowledge of the Advanced Hunting schema and the precise table names required for different data types. A common trap is assuming a catch-all "DeviceEvents" table exists, but Microsoft deliberately separates process, network, and registry events into distinct tables. To remember, think "Process = ProcessEvents" — if you are hunting for process execution, always start with DeviceProcessEvents.
SC-200 Respond to security incidents Practice Question
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
// KQL query from Microsoft Sentinel
DeviceEvents
| where Timestamp > ago(7d)
| where ActionType == "ProcessCreated"
| where InitiatingProcessFileName == "powershell.exe"
| where ProcessCommandLine has "-EncodedCommand"
| project Timestamp, DeviceName, FileName, ProcessCommandLine
| take 100
```
You are investigating a potential malicious PowerShell execution in Microsoft Defender for Endpoint using this KQL query in Advanced Hunting. The query returns no results. 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: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Refer to the exhibit.
```kql
// KQL query from Microsoft Sentinel
DeviceEvents
| where Timestamp > ago(7d)
| where ActionType == "ProcessCreated"
| where InitiatingProcessFileName == "powershell.exe"
| where ProcessCommandLine has "-EncodedCommand"
| project Timestamp, DeviceName, FileName, ProcessCommandLine
| take 100
```
A
The column names are incorrect; 'InitiatingProcessFileName' should be 'ParentProcessFileName'.
Why wrong: Column names are correct for DeviceProcessEvents.
B
The table name should be 'DeviceProcessEvents' instead of 'DeviceEvents'.
Process creation events are in DeviceProcessEvents, not DeviceEvents.
C
The 'take 100' operator limits results to only 100, but the query may return results if more data exists.
Why wrong: 'take' returns any 100 rows, not zero.
D
The query uses 'ago(7d)' which may be too short for historical data.
Why wrong: 7 days is a reasonable range; if data exists, it should appear.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The table name should be 'DeviceProcessEvents' instead of 'DeviceEvents'.
Option C is correct because DeviceEvents table is not part of Defender for Endpoint schema; the correct table is DeviceProcessEvents. Option A is wrong because 'take 100' does not affect the query logic. Option B is wrong because the column names are correct. Option D is wrong because the time range is valid.
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 column names are incorrect; 'InitiatingProcessFileName' should be 'ParentProcessFileName'.
Why it's wrong here
Column names are correct for DeviceProcessEvents.
✓
The table name should be 'DeviceProcessEvents' instead of 'DeviceEvents'.
Why this is correct
Process creation events are in DeviceProcessEvents, not DeviceEvents.
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 'take 100' operator limits results to only 100, but the query may return results if more data exists.
Why it's wrong here
'take' returns any 100 rows, not zero.
✗
The query uses 'ago(7d)' which may be too short for historical data.
Why it's wrong here
7 days is a reasonable range; if data exists, it should appear.
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 table name should be 'DeviceProcessEvents' instead of 'DeviceEvents'. — Option C is correct because DeviceEvents table is not part of Defender for Endpoint schema; the correct table is DeviceProcessEvents. Option A is wrong because 'take 100' does not affect the query logic. Option B is wrong because the column names are correct. Option D is wrong because the time range is valid.
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: "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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