CND Practice Question: Incident Detection Response And Threat Prediction
During a threat hunting exercise, an analyst uses Microsoft Defender for Endpoint to query device process creation events. Which Kusto Query Language (KQL) operator filters a table to include only rows where the file name matches 'cmd.exe'?
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 KQL 'where' operator is used to filter records based on a boolean expression.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
extend
Why it's wrong here
Extend creates calculated columns.
- ✗
project
Why it's wrong here
Project is used to select, rename, or reorder columns.
- ✗
summarize
Why it's wrong here
Summarize is used to group and aggregate data.
- ✓
where
Why this is correct
The 'where' operator filters the dataset based on specified conditions.
About these practice questions
One of 323 original CND practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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 CND 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 CND exam.