What can be the interview questions on Discovery of different CI classes, MID server setup etc?

mallikharjunasw
Tera Contributor

What can be the interview questions on Discovery of different CI classes, MID server setup etc?

1 ACCEPTED SOLUTION

Ashutosh Munot1
Kilo Patron
Kilo Patron

Hi,

1) What Credentials are required to discover IP network device's?

Answer: SNMP or SSH.

 

2) What is the life cycle of discovery?

Answer:https://docs.servicenow.com/bundle/newyork-it-operations-management/page/product/discovery/concept/c...

 

3) What port should be open to discover SSH and WMI device's?

Answer: 22 and 135.https://docs.servicenow.com/bundle/london-it-operations-management/page/product/discovery/reference/...

 

4) If a Device supports SSH and SNMP both which probe will be triggered first?

Answer: SSH because it has priority over SNMP.

 

5) What is behaviors in Discovery?

Answer: https://docs.servicenow.com/bundle/newyork-it-operations-management/page/product/discovery/concept/c...

 

6) Can windows MID Server discover Linux Machine's?

Answer: Yes. https://community.servicenow.com/community?id=community_question&sys_id=bce64fa5db1cdbc01dcaf3231f96...

https://community.servicenow.com/community?id=community_question&sys_id=5f096e32dbac8c900be6a345ca96...

 

7) What is MID Server Clustering?

Asnwer: https://docs.servicenow.com/bundle/london-servicenow-platform/page/product/mid-server/reference/mid-...

 

😎 WHat is the difference between Service Mapping and Discovery?

Asnwer: https://docs.servicenow.com/bundle/london-it-operations-management/page/product/discovery/concept/c_...

Horizontal is used for Discovery and Top Down for Service mapping.

 

9) WHat are the types of Pattern?

Answer: Application and Infrastructure.

 

10) What pattern Discovery use's?

Answer: Both Application and INfra

 

11) What is identification, Extension and Classification Sections in pattern?

Answer: https://docs.servicenow.com/bundle/helsinki-it-operations-management/page/product/service-mapping/ta...

 

12) What is difference between SNMPv2 and V3?

Answer: http://www.differencebetween.net/technology/internet/difference-between-snmpv2-and-snmpv3/

 

13) What type of credentials are supported in ServiceNow?

Asnwer: Go to Credentials in ServiceNOw and check.

 

14) What is classification in Discovery?

Answer: It classifies if the device is WMI, UNIX,etc based on Shazzam probes port scan.

 

TIPS: Please read through documents and take course from ServiceNOw to get updated and learn about discovery.

And I am always there to help, so dont mind posting a question.


Thanks,
Ashutosh

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7 REPLIES 7

What kind of errors or challenges we face in general and how to tackle those?, please provide Q&As for for each of these phases

Scanning, Classification, identification and exploration.

Runjay Patel
Giga Sage

Check out this video, it will clear all your doubts and help you to understand Service Mapping queries in details.

Link: https://www.youtube.com/watch?v=VN33mZiHBj0&t=1s&ab_channel=ServiceNowHelpdesk

 

It help you to understand below points.

  • Service Mapping Overview
  • Service Mapping Plugins Required
  • Service Mapping roles management
  • Service mapping credentials for different ci type
  • Verify that Service Mapping is set up properly (Readiness)
  • Service Mapping setup step by step
  • Service Mapping troubleshootings

 

Please mark reply as Helpful/Correct, if applicable. Thanks!!

Your video has been removed.

 

Can you write a post for the same?