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SERVICENOW-CIS-DISCOVERY · domain

CMDB Integration And Maintenance

Practise ServiceNow Certified Implementation Specialist - Discovery (CIS-Discovery / CIS-DISCO) (SERVICENOW-CIS-DISCOVERY) CMDB Integration And Maintenance practice questions — original exam-style scenarios with answer choices, explanations, and analysis of common mistakes.

75 questions15 easy34 medium26 hard

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What this domain covers

What to know about CMDB Integration And Maintenance

CMDB Integration And Maintenance questions test whether you can apply the concept in context, not just recognise a definition.

How the topic appears in realistic exam-style scenarios.

Which detail in the question changes the correct answer.

How to eliminate plausible but wrong options.

How to connect the question back to the wider exam objective.

Watch out for

Common CMDB Integration And Maintenance exam traps

  • Answering from memory before reading the full scenario.
  • Missing a constraint such as cost, availability, security, scope or command context.
  • Choosing a broad answer when the question asks for the most specific fix.
  • Ignoring why the wrong options are tempting.

Question index

All CMDB Integration And Maintenance questions (75)

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1

What is the purpose of a 'Discovery Source' in the CMDB?

Medium
2

You notice that the 'Last Discovered' field is not updating, even though the Discovery schedule runs successfully. What is the first thing you should check?

Hard
3

During a Discovery run, a Linux server CI is updated with a null value for its serial number, overwriting a manually entered value. Which configuration prevents this?

Hard
4

When reviewing the CMDB Health Dashboard, you notice a high 'Staleness' score for several Windows servers. What is the primary cause of high staleness?

Medium
5

You want to exclude specific network devices from being created in the CMDB by Discovery. How do you implement this?

Medium
6

Which TWO of the following are common issues that cause the Identification and Reconciliation Engine (IRE) to generate an error?

Hard
7

Which THREE of the following are valid ways to improve the 'Correctness' metric in the CMDB Health Dashboard?

Medium
8

You are migrating from legacy horizontal discovery to Service Mapping. How should you handle the transition of existing CMDB CI relationships?

Hard
9

You are tasked with ensuring that Discovery only populates the 'Short Description' field on a CI if it is currently empty. Which IRE feature allows for this conditional update?

Medium
10

You are troubleshooting a scenario where Discovery is creating a new CI instead of updating an existing one. You have verified the serial number is correctly identified. What is the most likely cause within the Identification Rule?

Hard
11

When a discovery pattern finishes, which log should you review to see the raw payload output that was sent to the IRE?

Medium
12

Which of the following is true regarding the relationship between Discovery and the CMDB?

Medium
13

Which of the following best describes how the CMDB Health Dashboard defines 'Duplicate' CIs?

Medium
14

Where can you find a summary of the total number of CIs discovered versus those updated, identifying potential efficiency issues in your Discovery infrastructure?

Easy
15

Which of the following is a common symptom of a 'stale' CI?

Medium
16

When a pattern step uses a 'Query' to the target, what is the 'Temporary Variable' used for?

Hard
17

Which Discovery feature allows you to automatically create relationships between newly discovered CIs and existing business applications?

Easy
18

Which TWO of the following actions help reduce 'Staleness' in the CMDB?

Medium
19

A complex environment requires that two different Discovery sources (e.g., ServiceWatch and a third-party tool) populate the same CI attributes. How can you ensure the third-party tool's data is preferred over Discovery for specific attributes?

Hard
20

You have a custom CI class that is not appearing in the CMDB Health Dashboard reports. What is the first step to ensure it is included?

Hard
21

If Discovery cannot find a pattern for an OS version, what does the system typically do?

Medium
22

Where can you see the 'Discovery Log' for a specific device that was scanned?

Easy
23

What is the primary role of the Identification and Reconciliation Engine (IRE) in the Discovery process?

Medium
24

Which of the following is the most effective way to view the relationships of a CI in a graphical format?

Easy
25

A business service has become 'inaccurate' in Service Mapping. What is the standard troubleshooting step?

Hard
26

If you need to change the priority of a data source for a CI attribute, where do you go?

Medium
27

In the context of the CMDB, what does 'Orphan' refer to?

Easy
28

Which TWO of the following factors contribute to the CMDB Health Dashboard's 'Completeness' score?

Medium
29

Which TWO actions should you perform to maintain the integrity of the CMDB when a CI is decommissioned?

Medium
30

What is the consequence of having an incorrect 'Identification Rule' for a hardware CI class?

Medium
31

Which THREE of the following are valid CMDB Health metrics?

Medium
32

What is the primary function of an 'Identification Rule'?

Medium
33

You are creating a custom CI class. Which step is essential to ensure that Discovery can identify CIs of this new class?

Hard
34

Which of the following best describes the purpose of 'CMDB Data Manager'?

Medium
35

Which component is responsible for orchestrating the flow of CI data from the discovery source to the CMDB, ensuring data quality?

Hard
36

Which module allows you to visualize the dependencies and connections between CIs in a map view?

Easy
37

You need to ensure that Discovery data from a third-party integration does not overwrite manual updates made by the IT team in the CMDB. Which feature should you configure?

Hard
38

Which TWO issues might be discovered in the 'Correctness' category of the CMDB Health Dashboard?

Hard
39

When using the Identification and Reconciliation Engine (IRE), what happens if a payload contains a CI that matches multiple existing CIs based on the identification rule?

Medium
40

A Discovery run is successfully finding CIs, but the 'CMDB Health Dashboard' shows 'Staleness' errors. What is the primary cause of staleness in the CMDB?

Medium
41

You are troubleshooting a scenario where Discovery is creating duplicate CIs for the same server. Which table should you inspect to verify the Identification Rule settings for the specific CI class?

Medium
42

Which THREE types of metrics are tracked by the CMDB Health Dashboard?

Medium
43

Which of the following is the most effective way to monitor the health of your discovery process on a daily basis?

Easy
44

Which THREE of the following are components or features that are part of the 'Discovery' to 'CMDB' data pipeline?

Hard
45

What is the purpose of the 'discovery_id' in a discovery log?

Easy
46

A technician reports that Discovery is updating the 'Last discovered' field, but the 'Operational status' is not changing as expected. Where should you investigate the mapping of Discovery data to the CMDB?

Easy
47

Which THREE of the following are valid sources for the Identification and Reconciliation Engine (IRE)?

Easy
48

You are configuring a Discovery CI identification rule for Linux servers and notice that multiple CIs are being created for the same physical device. Which component should you verify to ensure the Identification Engine correctly links the incoming data to an existing CI?

Medium
49

You need to ensure that a specific attribute is NOT updated by any source except a manual update from a specific user group. How can this be done?

Hard
50

During a Discovery run, a Linux server is identified, but the CMDB record is not updated with the latest memory information. Which log should be inspected to troubleshoot the Identification and Reconciliation engine (IRE) process?

Hard
51

When a discovery pattern finishes, it creates an 'Identification' payload. Where is this payload processed?

Medium
52

An administrator wants to ensure that data imported from an external asset system does not overwrite data collected by Discovery. How should this be configured?

Medium
53

Which of the following describes the purpose of the 'CI Class Manager'?

Medium
54

When a Discovery pattern step fails due to a timeout, what is the best approach to fix it?

Hard
55

Which TWO of the following are potential side effects of an improperly configured Reconciliation Rule?

Medium
56

If you need to define a new CI attribute that should be populated by Discovery, which task is mandatory?

Hard
57

When a CI record is 'Orphaned' according to the CMDB Health Dashboard, what does this mean?

Medium
58

Which action should you perform before modifying a default Discovery Pattern?

Easy
59

Which THREE of the following items are considered 'CI Identification' best practices?

Hard
60

When the Identification and Reconciliation Engine (IRE) processes a payload, which THREE components determine if a CI is updated or created?

Hard
61

Which ServiceNow feature allows you to visualize the flow of data from Discovery into the CMDB, helping to debug why a CI attribute was populated with a specific value?

Easy
62

During Discovery, a switch is identified, but its related interfaces are not appearing in the CMDB. What is the first thing you should check?

Medium
63

Which THREE actions should you take when troubleshooting a discovery process that is failing to populate the 'Serial Number' field for a specific class of routers?

Hard
64

You notice that Discovery is creating duplicate CIs for Windows servers. Which CMDB feature should you investigate first to ensure Discovery correctly identifies existing CIs?

Medium
65

What is the primary function of the 'CI Class Manager'?

Easy
66

What happens in the CMDB when a 'Reconciliation Rule' identifies a conflict between two data sources?

Medium
67

When configuring Data Sources for CMDB reconciliation, which TWO of the following are true regarding the behavior of the Identification and Reconciliation Engine (IRE)?

Medium
68

You have a situation where a CI is being updated, but you don't know which data source is responsible. Where can you look to find the authoritative source for each attribute?

Hard
69

A Discovery administrator needs to ensure that only specific CI classes are populated by Discovery. Where should this configuration be managed to prevent unauthorized CI creation?

Medium
70

You are implementing a new discovery tool and want to ensure it integrates seamlessly with existing CMDB identification rules. What is the first step?

Hard
71

A pattern is failing to map a specific attribute because the command used returns multi-line output. What is the standard way to handle this in a Discovery Pattern?

Hard
72

What is the primary benefit of using the CMDB Health Dashboard?

Easy
73

After an upgrade, several CIs are showing as 'Orphaned'. What does this status imply in the context of CMDB Health?

Hard
74

Which tool provides a visual representation of how different data sources are contributing to the current state of a CI record?

Easy
75

A Discovery scan successfully identifies a Linux server, but the 'Operating System' field is not being updated in the CMDB. You have verified that the pattern correctly extracts the OS version. What is the most likely configuration issue?

Hard

Frequently asked questions

What does the CMDB Integration And Maintenance domain cover on the SERVICENOW-CIS-DISCOVERY exam?
CMDB Integration And Maintenance questions test whether you can apply the concept in context, not just recognise a definition.
How many questions are in this domain?
This page lists all 75 CMDB Integration And Maintenance questions in the SERVICENOW-CIS-DISCOVERY question bank. The actual exam draws from this domain proportionally to its weighting in the official exam blueprint.
What is the best way to practise this domain?
Start with a short focused session (10 questions) to identify gaps, then work through explanations. Repeat with a longer session once the weak areas feel solid.
Can I practise only CMDB Integration And Maintenance questions?
Yes — the session launcher on this page filters questions to this domain only. Choose any session length for inline explanations and scoring.
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