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CIS-DF Ingest Practice Question

An administrator is setting up a ServiceNow Discovery schedule for a subnet in a restricted data center. The Discovery schedule runs successfully, but no new CIs are populated in the CMDB. Upon checking the Discovery status, the probes completed, but the horizontal discovery pattern logs indicate a 'Permission Denied' on WMI/SSH commands. Where should the administrator verify the credentials used for this ingestion?

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

In the Credentials table (discovery_credentials) or Credential Aliases, ensuring the correct protocol credentials are mapped to the IP range.

Discovery and ingestion via credentials are managed through Credential Aliases and the Credentials table.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • In CI Class Manager under Discovery Source Precedence.

    Why it's wrong here

    Data Source Precedence governs attribute updates, not target host authentication credentials.

  • In the CMDB Health Dashboard under Audit Rules.

    Why it's wrong here

    CMDB Health measures quality metrics (completeness, correctness, compliance), not host connection credentials.

  • In the Credentials table (discovery_credentials) or Credential Aliases, ensuring the correct protocol credentials are mapped to the IP range.

    Why this is correct

    Discovery uses credentials mapped via IP ranges or credential resolvers to authenticate against target hosts during data collection.

  • In the Robust Transform Engine source properties.

    Why it's wrong here

    RTE is used for file/REST/JDBC import sets, not native Discovery credential management.

Visual reference

192.168.1.0 /24 256 addresses (254 usable) 192.168.1.0 /25 Subnet A 128 addr (126 usable) 192.168.1.128 /25 Subnet B 128 addr (126 usable) Borrowing 1 bit from host portion creates 2 subnets (/25)

About these practice questions

One of 320 original CIS-DF 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 →

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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 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.