312-39 Incident Detection And Triage Practice Question
A SOC analyst is reviewing alerts in Microsoft Sentinel. They want to filter the 'SecurityAlert' table to only show alerts with a 'High' severity that originated from a specific resource provider. Which KQL operator should be used?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
where
The 'where' operator is the standard KQL command for filtering table results based on specific column criteria.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
summarize
Why it's wrong here
Summarize is used for aggregation, not filtering.
- ✗
project
Why it's wrong here
Project is used to select specific columns, not filter rows.
- ✗
find
Why it's wrong here
The find operator is used to search across multiple tables, which is less efficient for a single table filter.
- ✓
where
Why this is correct
The where operator is the correct filter mechanism in KQL.
About these practice questions
Courseiva writes every 312-39 question from scratch — 202 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official EC-Council exam blueprint
This 312-39 practice question is part of Courseiva's free EC-Council 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 312-39 exam.