CIS-DF Ingest Practice Question
An administrator wants to view the list of all registered discovery sources in ServiceNow. Which table stores these discovery source definitions?
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
✓
discovery_source
Discovery sources are tracked in the Discovery Source table (`discovery_source` or managed via reference definitions).
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
sys_data_source
Why it's wrong here
sys_data_source defines data sources for Import Sets (e.g., JDBC, File, REST connections), whereas discovery source strings used by IRE are registered separately.
- ✗
cmdb_rel_ci
Why it's wrong here
cmdb_rel_ci stores CI relationships.
- ✗
cmdb_ci
Why it's wrong here
cmdb_ci is the base table for configuration items, not discovery sources.
- ✓
discovery_source
Why this is correct
The discovery_source table holds the registered names of all authorized data sources that ingest data into the CMDB.
About these practice questions
This CIS-DF question is part of Courseiva's 320-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam 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 ServiceNow exam blueprint
This CIS-DF 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 CIS-DF exam.