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SERVICENOW-CIS-DISCOVERY · domain

scenario questions

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

272 questions53 easy132 medium87 hard

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  • ▸Ignoring why the wrong options are tempting.

Question index

All scenario questions questions (272)

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1

What is the role of the 'ECC Queue' in Discovery?

Easy
2

You need to set up a MID Server on Linux. What is the standard process for installing it?

Medium
3

What is the status of a newly installed MID Server that has not yet been validated?

Easy
4

When a discovery probe fails due to a timeout, what is the best way to increase the timeout value for that specific probe?

Hard
5

Which TWO steps are essential for parsing a command output that contains key-value pairs formatted as 'key = value'?

Medium
6

You are building a pattern for a network device that exposes data only through an SSH session requiring a non-standard prompt and a two-step authentication exchange. Your pattern must run several commands after login and parse each result. Which approach correctly addresses the interactive login and command execution within the pattern?

Hard
7

What is the primary role of the MID Server during pattern execution?

Easy
8

Which THREE of the following are true about the Identification phase?

Hard
9

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

Medium
10

You are creating a custom pattern to identify a new type of load balancer. You need to verify that the identification section correctly maps the serial number to the cmdb_ci_lb_device table. Which debugging tool within the Pattern Designer should you use to validate the identification section without running a full Discovery schedule?

Medium
11

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
12

An implementation specialist is reviewing the discovery logs and notices that a network device is being classified as a 'Printer' instead of a 'Router'. The device responds to SNMP but the classification is incorrect. Which Discovery configuration element should be adjusted to correct the classification?

Medium
13

Which THREE of the following are valid ways to improve discovery performance?

Hard
14

A CMDB administrator is configuring CI identification for a new class of network devices. The administrator wants to ensure that duplicate CIs are minimized. Which two actions should the administrator take? (Choose two.)

Medium
15

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

Medium
16

What is the primary function of a MID Server in the ServiceNow environment?

Easy
17

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

Hard
18

What happens to the data extracted by a pattern if it is not mapped to an attribute?

Medium
19

If you need to ensure that a Discovery scan does not impact network traffic, what is a recommended best practice?

Hard
20

Which TWO types of discovery probes can a MID Server execute?

Medium
21

What is the purpose of the 'Classification' phase?

Easy
22

What is the purpose of 'Discovery' patterns?

Easy
23

What is the primary benefit of using a MID Server?

Medium
24

What is the effect of setting 'mid.log.level' to 'debug' in the agent.config file?

Hard
25

A pattern designer is creating a pattern to discover a Linux server. The pattern needs to extract the operating system version from the output of the 'uname -a' command. The output format varies slightly across distributions. Which parsing strategy should be used to reliably extract the version?

Hard
26

Which TWO of the following can be configured in a Pattern step?

Medium
27

A MID Server is deployed in a DMZ and must communicate with the ServiceNow instance over HTTPS. The security team requires that all outbound traffic from the MID Server be encrypted and authenticated. Which MID Server configuration ensures that the MID Server validates the ServiceNow instance's SSL certificate?

Hard
28

A MID Server has been installed on a Windows host, but it is not appearing in the 'MID Servers' list in the ServiceNow instance. What is the first place you should check to identify the cause?

Easy
29

A discovery administrator needs to prevent the MID Server from scanning a set of production database servers on the 10.10.0.0/24 subnet, while still allowing discovery of all other devices on that same subnet. The MID Server is already configured and the discovery schedule uses a single IP range that includes 10.10.0.0/24. Which configuration should the administrator use to exclude only the database servers?

Medium
30

You want to force a MID Server to restart its service. Where can you do this?

Medium
31

Which THREE factors should be considered when planning a MID Server installation?

Hard
32

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

Hard
33

What does the 'Discovery Status' field 'Completed' mean?

Medium
34

When should you use the 'Lookup' step in a pattern?

Medium
35

Which TWO of the following are components of the Discovery process?

Medium
36

How do you associate a specific MID Server with a Discovery Schedule?

Medium
37

When configuring a Discovery Schedule, what happens if the 'Active' checkbox is unchecked?

Easy
38

Which TWO of the following are valid parsing strategies available in the Pattern Designer when processing data retrieved from a device?

Medium
39

When configuring a 'Set Parameter' step, where is the value retrieved from if you select 'Variable'?

Medium
40

Which of these is a valid way to organize discovery when dealing with a very large network?

Medium
41

What happens to the MID Server service if the host machine reboots?

Medium
42

You are designing a pattern to discover Windows servers. You need to collect the installed software list. The command output is a large text block with multiple lines, each containing a software name and version separated by a tab. Which parsing strategy in the Pattern Designer is best suited for this data?

Medium
43

Where do you define the MID Server capabilities that allow it to perform specific tasks like Orchestration or Discovery?

Easy
44

An administrator must install a MID Server on a Linux host in a data center with no direct internet access. The host can reach the instance only through an HTTP proxy. Which TWO configuration elements must be set for the MID Server to communicate through the proxy? (Choose two.)

Hard
45

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

Medium
46

Which TWO factors are used to configure a MID Server Cluster?

Medium
47

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

Medium
48

A MID Server is currently in the 'Down' state. Which module should an administrator check first to identify the specific connectivity error?

Easy
49

What is the primary function of the Discovery 'Exploration' phase?

Easy
50

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
51

You are deploying a MID Server behind a strict firewall. To ensure the MID Server can communicate with the ServiceNow instance without opening unsolicited inbound ports, which configuration is required?

Medium
52

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

Medium
53

You need to ensure a specific MID Server only performs WMI scanning. How do you configure this?

Medium
54

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

Hard
55

You are creating a pattern to capture a version number from a command line output. The output is 'Version: 1.2.3.4'. Which parsing strategy is most efficient for this specific string?

Medium
56

A discovery administrator is configuring a new Discovery Schedule for a subnet that contains both Linux and Windows servers. The administrator wants to minimize the load on the MID Server and ensure that only necessary probes are run. Which configuration should the administrator use?

Hard
57

What does the 'Heartbeat' indicate in the MID Server record?

Easy
58

A MID Server is configured to connect to a ServiceNow instance using the MID Server user account. During a Discovery run, the MID Server fails to authenticate with the instance, and no discovery data is collected. Which action should be taken to resolve this?

Hard
59

Your organization uses a MID Server cluster to distribute discovery tasks. You need to ensure that a specific MID Server in the cluster is used exclusively for discovering a sensitive network segment, while other MID Servers handle general discovery. Which MID Server capability should you assign to the dedicated MID Server to achieve this?

Medium
60

Where are MID Server 'Capabilities' defined?

Medium
61

A pattern designer wants to reuse a set of steps that are common across multiple patterns, such as steps to gather basic system information. What should the designer do to avoid duplicating these steps in each pattern?

Easy
62

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

Medium
63

Which record type stores the credentials used by Discovery to log into target devices?

Medium
64

Which TWO of the following are true about Discovery Credentials?

Medium
65

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

Medium
66

A discovery administrator is reviewing the Discovery Logs to troubleshoot why a Windows server was not properly discovered. The administrator notices that the Shazzam phase completed successfully, but the Classification phase did not identify the device. Which two actions should the administrator take to resolve the issue? (Choose two.)

Medium
67

Which field in the Pattern Designer is used to define the criteria for identifying a CI based on specific attributes like serial number or name?

Easy
68

Which TWO categories are commonly found in the 'Capabilities' list for a MID Server?

Medium
69

Which TWO of the following are valid ways to debug a pattern?

Hard
70

You are creating a new Discovery pattern and need to extract data from a command output where lines are separated by a consistent delimiter. Which parsing strategy should you use to map these specific values to table attributes?

Medium
71

A discovery administrator notices that a Windows server is discovered and classified correctly, but its serial number and manufacturer fields remain empty in the CMDB. The MID Server is up, the credentials are validated, and other Windows servers on the same schedule populate these fields. Which configuration should the administrator review first?

Medium
72

If a MID Server's memory usage is consistently high, what parameter should you tune?

Hard
73

When a discovery scan is running very slowly, which configuration adjustment might improve performance?

Hard
74

Which action allows you to test a pattern against a specific Discovery status record without running a full Discovery scan?

Easy
75

Which TWO of the following are valid ways to trigger Discovery?

Medium
76

You are performing Discovery and notice that the 'Discovery Status' shows 'Success', but the CI record was not updated. What is the most likely cause?

Hard
77

You are creating a new Discovery pattern for a custom application. You need to define the pattern's entry point and specify which CI type it will discover. Where in the Pattern Designer do you configure the CI type that the pattern will create or update?

Easy
78

You have multiple MID Servers in a cluster. Where do you define the capability that restricts a specific MID Server to only perform 'Windows' discovery?

Medium
79

When debugging a pattern that fails to parse a JSON response, which tool in the Pattern Designer provides the most granular view of the variable state after a 'Parse JSON' step?

Hard
80

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

Easy
81

A customer needs to discover devices across a firewall. What is the standard configuration to allow this?

Hard
82

Which TWO of the following are valid ways to configure an IP range for a Discovery Schedule?

Medium
83

A CMDB administrator notices that a Linux server CI has multiple IP addresses, but only one is being discovered and stored in the 'ip_address' field. The Discovery pattern uses the 'nmap' command to scan the server. What is the most likely reason for this behavior?

Hard
84

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

Medium
85

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

Easy
86

You are parsing a multi-line string containing key-value pairs separated by colons. Which tool is most appropriate for a single step extraction?

Hard
87

When using the 'Parse Variable' step to extract data, which component is required to capture a specific substring from a larger variable using a capture group?

Medium
88

When debugging a pattern that fails during the identification phase, which TWO areas should you inspect in the Pattern Designer?

Medium
89

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

Hard
90

Which TWO actions should you perform if a MID Server is not showing 'Up' in the instance?

Medium
91

Which TWO pieces of information can be found in the MID Server record?

Medium
92

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

Medium
93

Which THREE common challenges arise when using Regex to extract data from command outputs in patterns?

Hard
94

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

Easy
95

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

Medium
96

Which of the following parsing strategies is best for a response formatted as a list of key-value pairs separated by equal signs?

Medium
97

When troubleshooting a specific device, how can you see exactly what was returned by the probes?

Medium
98

What happens if you have two MID Servers with the same name?

Medium
99

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

Medium
100

You are designing a pattern to discover Linux servers. You need to ensure that the pattern only runs the 'Identify' step if the server's hostname matches a specific naming convention (e.g., starts with 'prod-'). Which Pattern Designer feature should you use to implement this conditional logic?

Hard
101

When using a MID Server with a custom Java version, which file must be updated to point to the new Java installation?

Hard
102

Which TWO files or folders are most critical for backing up a MID Server configuration?

Medium
103

You have a custom application that Discovery is currently ignoring. You want to trigger a specific pattern when the device is classified as a 'Linux Server'. Where do you configure this relationship?

Hard
104

If you are troubleshooting a Discovery issue where the device is correctly classified but no data is being populated in the CMDB, which phase should you investigate first?

Hard
105

When a MID Server is 'Validated', what actually happens?

Hard
106

What is the purpose of the 'Shazzam' phase in the Discovery process?

Easy
107

After installing the MID Server files on a Linux host and configuring config.xml, an administrator starts the MID Server service. The MID Server record in the instance shows a status of Up but Validated is false. What does this indicate?

Easy
108

A MID Server is connected to the instance but 'Discovery' is not working. What is the most likely cause related to the MID Server configuration?

Hard
109

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

Medium
110

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

Hard
111

A CMDB administrator notices that a Linux server CI created by Discovery has a serial number attribute populated by a third-party import, while Discovery populates the same attribute with a different value. The administrator wants Discovery's value to take precedence over the import when both sources update the CI. Which mechanism should be configured to control this precedence?

Medium
112

How can you identify which MID Server performed a specific discovery task?

Medium
113

When a pattern step fails, how can you determine which step caused the failure?

Medium
114

A discovery scan is failing during the Exploration phase because the credentials are insufficient. Where should you look to find the specific error logs related to this credential failure?

Medium
115

You are setting up a new Discovery schedule to scan a large, segmented network. Which feature would you use to ensure the scan is distributed across multiple MID Servers?

Easy
116

While validating a newly built pattern in the Pattern Designer, you need to confirm that a step extracting the 'hostname' attribute from a device's command output is capturing the correct value before you commit changes to production. Which action best validates the extraction without deploying the pattern to a full discovery schedule?

Medium
117

When dealing with a nested XML response from an API, which parsing method should be used to drill down into a specific child node?

Medium
118

During a discovery run, a Windows server is correctly identified and classified, but the discovery administrator notices that the 'Serial number' attribute is not populated on the resulting CI. The administrator verifies that the Windows credentials are correct and that the server is reachable. Which component should the administrator investigate to ensure the serial number is collected?

Hard
119

What is the consequence of deleting a Discovery Schedule?

Medium
120

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

Medium
121

If you have a pattern that identifies a CI but fails to update its attribute, which log should you check first?

Hard
122

Which THREE of the following are valid ways to handle command output in a pattern?

Medium
123

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

Hard
124

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

Easy
125

Which TWO of the following are true regarding MID Server startup parameters in the config.xml?

Medium
126

Which functionality allows a pattern to call another pattern, thereby promoting modularity and reuse of common identification logic?

Medium
127

During pattern debugging, you notice that a specific step is failing to run on a MID Server. You want to see the exact input and output of that step. Where should you look?

Hard
128

If a pattern step fails due to a timeout, where should you investigate the specific output of the command that was executed just before the failure occurred?

Hard
129

If a MID Server is configured to use an encrypted credential but it is failing, what is the most likely cause?

Hard
130

Which THREE of the following are true about the MID Server?

Medium
131

A pattern designer is testing a new pattern for a network switch. The pattern includes a step that runs a command and parses the output. During testing, the designer notices that a specific attribute is not being populated even though the command output contains the expected value. The parsing step uses a regular expression. What is the most likely cause?

Medium
132

When a pattern step needs to run as root, where is this configuration set?

Medium
133

You are designing a pattern to discover virtualization hosts and their guest virtual machines. You need the pattern to correctly associate each guest VM with its parent host so the CMDB reflects the containment relationship. Which TWO pattern design practices support building this relationship correctly? (Choose two.)

Hard
134

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
135

When using 'Parse JSON' for a complex structure, how do you access a nested property named 'id' inside an array 'servers'?

Hard
136

Which of the following is NOT a required part of a Discovery Schedule?

Easy
137

Which type of credential is primarily used by Discovery patterns to execute commands on a Linux-based target via SSH?

Easy
138

What is the purpose of an 'IP Service' in Discovery?

Medium
139

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
140

Which of the following is the correct order of operations in a horizontal pattern?

Medium
141

You are designing a Discovery pattern that runs a command on a Linux host and then parses the output to populate the 'CPU core count' field on the CI. The command's output contains multiple lines, and the relevant number appears on the same line as the label 'CPU(s):'. Which Pattern Designer step configuration should you use to reliably extract the numeric value?

Medium
142

You need to add a new port to be scanned by Discovery. Which record do you update?

Hard
143

Which action must you perform before a pattern can be used in Discovery?

Easy
144

Which of the following would be the best reason to create a custom Discovery Behavior?

Medium
145

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
146

Which TWO ways can you view MID Server logs?

Medium
147

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

Medium
148

What is the purpose of the 'MID Server User' assigned to a MID Server record?

Easy
149

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

Easy
150

A ServiceNow administrator is configuring a CI identification rule for a custom CI class 'Network Router'. The class has a unique attribute 'serial_number' and a non-unique attribute 'model'. The administrator wants to ensure that if a router with the same serial number already exists, Discovery updates that CI instead of creating a new one. Which identification rule configuration should be used?

Hard
151

You need to troubleshoot why a specific WMI probe is failing. Which log should you check on the MID Server host?

Medium
152

What is the purpose of the 'MID Server' log?

Easy
153

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

Hard
154

You are a ServiceNow Discovery administrator. A discovery pattern for a network device is failing to populate the 'Firmware Version' attribute. You have confirmed that the SNMP OID for firmware version is correctly queried and returns a value. However, the attribute remains empty in the CMDB. What is the most likely reason for this issue?

Medium
155

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

Easy
156

You are a ServiceNow Discovery administrator. After a recent discovery run, you notice that a Linux server CI has an incorrect operating system version attribute. You want to manually correct this value in the CMDB. Which module should you use to edit the CI record?

Easy
157

Why would you choose to use a 'Discovery Behavior' instead of the default behavior?

Medium
158

What is the difference between 'Identification' and 'Connection' in terms of CI ownership?

Hard
159

Which TWO of the following steps are required when adding a new CI relationship in a pattern?

Hard
160

Which THREE factors influence the successful identification of a CI in a pattern?

Hard
161

During the Shazzam phase, Discovery identifies that a port is open. If the port corresponds to a configured classifier but no trigger probe is defined, what is the default behavior?

Medium
162

You are a ServiceNow Discovery administrator for a large enterprise. You have configured Discovery to populate the CMDB with data from multiple sources, including ServiceNow Discovery, SCCM, and a third-party asset management system. You need to ensure that the CMDB is not polluted with duplicate CIs and that the most authoritative data source wins when there are conflicts. Which feature should you use to achieve this?

Hard
163

When configuring an IP Range for a Discovery Schedule, what format must be used for a block of IPs?

Medium
164

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
165

What is the purpose of the 'Identification' phase in Discovery?

Medium
166

Which THREE of the following are common reasons for a Discovery scan to fail?

Hard
167

During discovery, a device is identified as 'Linux'. Which component is responsible for triggering the specific pattern to gather Linux-specific data?

Hard
168

During a Discovery run, a Windows server is discovered and its hostname matches an existing CI in the CMDB, but the serial number differs. The CI Class Manager shows that the class uses a CI Identification rule with 'Hostname' as the only identifier. What is the most likely outcome for this CI?

Medium
169

A discovery administrator has created a new Discovery Schedule for a data center subnet and wants the MID Server to begin scanning immediately without waiting for the next scheduled interval. Which action should the administrator take on the Discovery Schedule record?

Easy
170

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
171

During a Discovery run in a large data center, the same Windows server is being discovered by two separate MID Servers that both have network access to the server's subnet. The server appears as a single CI, but its 'Last discovered' timestamp and certain network adapter attributes keep flipping between values from each MID Server on every run. Which configuration should you review first to understand and control this behavior?

Hard
172

A customer needs to restrict a MID Server to only perform discovery on specific IP ranges. Which mechanism should be used to accomplish this?

Hard
173

A CMDB manager must reduce duplicate server CIs that are being created because two discovery sources report slightly different values for the same hostname. Which TWO actions should be taken to improve matching and reduce duplicate creation? (Choose two.)

Medium
174

A CMDB administrator notices that a business application CI's relationships to its supporting servers are correct, but the application's 'Environment' attribute is blank even though Discovery populates it on the servers. Which concept explains why the application CI lacks the value and what should be done?

Hard
175

A CMDB administrator is troubleshooting why a Linux server CI keeps losing its correct 'CPU count' value after each nightly discovery run. The discovery source correctly reports 8 CPUs, but the stored value reverts to 2. Which configuration should be inspected first to explain the reversion?

Hard
176

You are writing a pattern that requires data from a REST API endpoint that returns a nested JSON array. Which step type is most appropriate to extract a specific attribute from an object located at the third index of the nested array?

Hard
177

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
178

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

Medium
179

Which TWO of the following are valid ways to define the scope of a Discovery scan?

Medium
180

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
181

Which THREE components are involved in the Discovery process flow?

Hard
182

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

Medium
183

You are designing a Discovery pattern for a network switch. You need to create a CI Relationship between the switch and its connected devices. In the Pattern Designer, which step type should you use to create this relationship?

Medium
184

You need to upgrade a large number of MID Servers. Which feature should you use to avoid manual updates?

Medium
185

Which THREE of the following are common parsing strategies used in pattern design?

Medium
186

When a pattern step executes an external script (e.g., Python), how can you ensure the pattern waits for the script to finish before proceeding to the next step?

Hard
187

A MID Server Cluster is configured with two nodes. One node goes down. How does the MID Server Cluster handle the failover?

Hard
188

Which THREE of the following are necessary to successfully discover a Windows server?

Hard
189

What is the benefit of using an Extension section in a pattern?

Easy
190

A discovery administrator is troubleshooting a Linux server that is not being discovered despite correct credentials and network connectivity. The administrator runs a horizontal discovery and notices that the 'SSH' probe fails with a 'Command not found' error. Which step should the administrator take to resolve this?

Hard
191

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

Hard
192

What should you check to see if a MID Server has successfully completed a job?

Easy
193

When a MID Server is part of a cluster, what happens to the ECC queue items if one MID Server goes down?

Medium
194

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

Medium
195

You need to ensure that Discovery ignores a specific range of IP addresses within a larger CIDR block that is already configured. What is the most efficient configuration approach?

Medium
196

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

Hard
197

What is the purpose of the 'Table' attribute in the 'Identification' step?

Medium
198

What happens to the ECC Queue if the MID Server is unable to connect to the ServiceNow instance?

Medium
199

A MID Server is failing to upgrade. What should you check first?

Hard
200

A pattern you authored is producing CI records, but a required attribute named 'serial_number' is sometimes populated and sometimes left blank depending on the device model. You want the pattern to attempt one command and, if it yields no serial number, automatically try a fallback command before finalizing the CI. Which pattern design construct should you use?

Easy
201

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

Medium
202

What is the primary way to check if a MID Server is communicating correctly with the ServiceNow instance?

Easy
203

A discovery administrator needs to ensure that a MID Server can discover devices in a remote subnet that is not directly routable from the ServiceNow instance. The MID Server is already installed and validated in the remote network. What is the next step to enable discovery of that subnet?

Easy
204

What is the purpose of the 'Pre-sensor' script?

Medium
205

You notice a MID Server has the status 'Down' in the ServiceNow instance, but the service is running on the host. What is the first step to troubleshoot?

Medium
206

When a Discovery scan completes, how can you view the status of all individual IP addresses scanned by that schedule?

Medium
207

During the Identification phase, you notice that multiple CI records are being created for the same physical server. Which component should you verify to ensure the Identification engine correctly merges these attributes?

Hard
208

Which of the following correctly describes the use of the 'Pattern Designer's' 'Search' feature?

Hard
209

Which TWO of the following are key components of the Pattern Designer?

Medium
210

You are troubleshooting a MID Server that is stuck in the 'Validated' state but not picking up jobs. You notice the 'MID Server Issues' list reports a 'Clock drift' error. What is the recommended resolution?

Hard
211

When using the 'Parse Delimited' step, what is the 'Separator' attribute used for?

Hard
212

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

Easy
213

What is the maximum number of times a Discovery Schedule can run?

Easy
214

A discovery administrator is troubleshooting a server that was discovered but shows no installed software in the CMDB. The horizontal discovery status shows the device completed successfully and the classification matched the correct Linux Server class. Which configuration element should the administrator verify to ensure application and package data is collected for this device?

Medium
215

Which THREE pieces of information are required for a MID Server to communicate with the ServiceNow instance?

Hard
216

What does the 'Debug' mode in the Pattern Designer require to function?

Easy
217

Which THREE of the following items are stored in the Credential record?

Hard
218

A MID Server named MID-LON-01 must be dedicated exclusively to Discovery for the London data center, and it must not receive any other type of MID Server job. Where do you configure this restriction?

Medium
219

What is the result of using a 'Delimiter' of '\n' in a 'Parse Delimited' step?

Medium
220

When configuring a Discovery Behavior, what is the primary purpose of defining 'Probes' within the behavior?

Medium
221

What does 'Discovery' in ServiceNow primarily populate?

Easy
222

During a CMDB health check, an administrator notices that a Windows server CI has a stale record in the CMDB even though the server was decommissioned three months ago. The administrator wants to ensure that decommissioned CIs are automatically marked as retired. Which CMDB feature should be configured to achieve this?

Medium
223

You want to run a command only if a previous step was successful. How is this configured?

Medium
224

A new device type is not being discovered correctly. Where should you look to ensure the classification process is prepared to handle it?

Hard
225

Which THREE of the following are key components for configuring a successful Discovery?

Hard
226

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

Hard
227

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
228

How can you prevent a specific MID Server from being used for Discovery?

Medium
229

Which TWO of the following are considered 'best practices' for pattern design?

Medium
230

You need to store the result of a WMI query in a variable that can be accessed across different sections of the pattern. Which step type should you use?

Medium
231

You have installed a new MID Server and want to ensure it can connect to the ServiceNow instance. After starting the MID Server service, you check the MID Server record and see the status is 'Down'. Which log file on the MID Server should you check first to troubleshoot the connection issue?

Easy
232

If a MID Server is 'Down', what happens to Discovery schedules assigned to it?

Medium
233

Where can you view the 'Version' of the MID Server?

Easy
234

How does Discovery handle the identification of a device that has had its IP address changed since the last discovery?

Hard
235

A discovery pattern must ensure that a CI is only created (not updated) when the identification process cannot find an existing record. The pattern currently has an Identification step that runs successfully. You need to configure the next step to execute only if the CI was not found. Which condition should you use in the step's 'Run if' condition?

Medium
236

Which UI tool is used to visualize the pattern execution flow?

Easy
237

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
238

When using multiple MID Servers for load balancing, what is the best way to group them?

Medium
239

Which TWO of the following are true about the 'Discovery Status' module?

Medium
240

You notice that Discovery is failing to detect devices in a new subnet. What is the first thing you should verify in the Discovery configuration?

Medium
241

Which TWO of the following can be used to troubleshoot a MID Server that is not responding?

Hard
242

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

Easy
243

A CMDB administrator is investigating why a discovered printer CI is not showing any relationships to the network switch it is connected to, even though the switch was discovered. The Discovery pattern for printers includes steps to collect ARP tables and MAC addresses. What is the most likely reason for the missing relationship?

Hard
244

A MID Server is configured to use a specific user account for SSH discovery of Linux servers. The discovery runs successfully for most servers, but fails for a few servers with the error 'Authentication failed'. The MID Server logs show that the SSH connection is established but the credentials are rejected. What is the most likely cause?

Hard
245

You need to ensure that a specific MID Server only performs WMI discovery and ignores SSH tasks. How do you configure this?

Medium
246

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

Medium
247

If you want to ensure that a Discovery Schedule runs exactly once every 24 hours starting at a specific time, which setting do you use?

Medium
248

A pattern includes a step that runs a command to retrieve a list of installed software. The command output is large and needs to be processed to create multiple CI records. Which pattern step type should be used to iterate over each line of output and create a CI for each?

Medium
249

You are a ServiceNow Discovery administrator. You have been asked to ensure that the CMDB remains accurate and up-to-date when CIs are retired or decommissioned. Which two actions should you perform to maintain CMDB integrity in this scenario? (Choose two.)

Hard
250

If a MID Server's 'Service' is running but the MID Server is 'Down' in the instance, what should you inspect?

Hard
251

What is the purpose of the 'mid.snmp.port' parameter?

Hard
252

What is the primary function of the 'MID Server' application in ServiceNow?

Easy
253

A MID Server reports 'Up' but is not processing any jobs. What is the most likely cause?

Hard
254

What is the purpose of the 'MID Server Properties' module?

Medium
255

A MID Server is configured with the IP range 10.0.0.0/24 in its MID Server IP range record. During a Discovery run, the MID Server attempts to scan a device with IP 10.0.1.5, which is outside that range. What is the outcome?

Medium
256

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
257

What is the purpose of the 'MID Server Validation' process?

Easy
258

What happens if a pattern execution encounters an error in a step that is marked as 'Continue on error'?

Hard
259

An administrator needs to review which CIs were recently modified by an integration and confirm the source of each change. Which CMDB capability provides a chronological record of attribute-level changes on a CI, including the data source that made the change?

Easy
260

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
261

Which TWO settings can be managed via the MID Server 'Capabilities' feature?

Medium
262

Which TWO actions can be triggered from the MID Server record's related links?

Medium
263

A discovery administrator is troubleshooting why a Windows server is not being classified correctly during discovery. The server responds to pings and the MID Server successfully runs probes, but the Classification record is not being matched. The administrator verifies that the correct Windows pattern is being triggered. Which configuration should the administrator check to ensure the classification is applied based on the correct criteria?

Hard
264

You are building a ServiceNow Discovery pattern for a Linux server that hosts multiple network interfaces. During pattern execution, you need to populate the CI's 'IP Address' field with the IP address of the interface that has the default route. The pattern step that runs the command 'ip route get 8.8.8.8' returns output similar to: '8.8.8.8 via 192.168.1.1 dev eth0 src 192.168.1.100'. You want to reliably extract only the source IP (192.168.1.100) and assign it to the CI attribute. Which pattern step type and configuration should you use?

Medium
265

If you need to extend an existing pattern for a network switch, which action ensures that your custom logic is executed during the Discovery process while maintaining the original functionality?

Medium
266

An administrator needs to restrict a Discovery Schedule to only scan specific IP addresses within a subnet during off-peak hours. Which configuration fulfills this requirement?

Medium
267

You are modifying a pattern and need to extract a specific attribute from a JSON response returned by an API. Which step type is most appropriate for this task?

Medium
268

Which THREE conditions must be met for a MID Server to be considered 'Up'?

Hard
269

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

Easy
270

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

Hard
271

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

Easy
272

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

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This page lists all 272 scenario questions questions in the SERVICENOW-CIS-DISCOVERY question bank. The actual exam draws from this domain proportionally to its weighting in the official exam blueprint.
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