SERVICENOW-CIS-DISCOVERY Discovery Pattern Design Practice Question
What is the purpose of the 'Pre-sensor' script?
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
✓
To perform custom logic before the payload is processed.
Pre-sensor scripts allow developers to manipulate data before it is processed by the identification engine.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
To stop a pattern from running.
Why it's wrong here
This is not the purpose of pre-sensors.
- ✓
To perform custom logic before the payload is processed.
Why this is correct
Pre-sensor scripts modify the data before it reaches the CMDB identification engine.
- ✗
To reset the MID server cache.
Why it's wrong here
This is a system administration task.
- ✗
To run commands on the target device.
Why it's wrong here
Commands are run via pattern steps.
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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 ServiceNow exam blueprint
This SERVICENOW-CIS-DISCOVERY practice question is part of Courseiva's free ServiceNow 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 SERVICENOW-CIS-DISCOVERY exam.