Top ServiceNow Interview Questions and Answers 2026 — Fresher’s & Experienced

   

Top ServiceNow Interview Questions and Answers 2026 — Fresher’s & Experienced

ServiceNow continues to be one of the most in-demand platforms in the IT industry. With enterprises across the globe adopting ServiceNow for IT Service Management, HR services, and business workflows, the demand for skilled professionals is growing rapidly. If you are preparing for a ServiceNow job in 2026, this guide on ServiceNow interview questions and answers for freshers and experienced will help you crack interviews with confidence.

This article covers basic, admin, developer, ITSM, and real-time interview questions, making it useful for both beginners and professionals with experience.

Top ServiceNow Interview Questions and Answers 2026 — Fresher’s & Experienced

ServiceNow Basic Interview Questions for Freshers

1. What is ServiceNow?

ServiceNow is a cloud-based workflow automation platform used to manage IT services, business processes, and enterprise operations. It provides modules like ITSM, ITOM, HRSD, and CSM.

2. What is an instance in ServiceNow?

An instance is a single environment of ServiceNow with its own database, applications, and configurations. Example: dev, test, and production instances.

3. What is ITSM in ServiceNow?

ITSM (IT Service Management) refers to managing IT services using best practices like Incident, Problem, and Change Management.

4. What are applications in ServiceNow?

Applications are collections of modules and tables designed to perform specific business functions, such as Incident Management or Change Management.

5. What is a module in ServiceNow?

A module is a menu item that opens a page or executes a function within an application.

ServiceNow Administrator Interview Questions

6. What are roles in ServiceNow?

Roles define what a user can access or perform in ServiceNow. Example: admin, itil, catalog_admin.

7. What is the difference between Roles and Groups?

• Roles provide permissions
• Groups are collections of users assigned to tasks

8. What is a Business Rule?

A Business Rule is server-side logic that executes when records are inserted, updated, deleted, or queried.

9. Types of Business Rules

• Before
• After
• Async
• Display

10. What is an Update Set?

An Update Set is used to move configurations from one instance to another, such as from development to production.

ServiceNow Client Script Interview Questions

11. What is a Client Script?

Client Scripts run on the client side (browser) and are mainly used for form validations and UI interactions.

12. Types of Client Scripts

• onLoad
• onChange
• onSubmit
• onCellEdit

13. Difference between Client Script and UI Policy

Client Scripts use JavaScript and are more powerful, while UI Policies are easier to configure and preferred when possible.

ServiceNow Developer Interview Questions

14. What is a Script Include?

A Script Include is a reusable server-side JavaScript that can be called from Business Rules, Client Scripts, or other scripts.

15. What is GlideRecord?

GlideRecord is a ServiceNow API used to query and manipulate records in the database.

16. Difference between Business Rule and Script Include

• Business Rule runs automatically on database actions
• Script Include is reusable and called explicitly

17. What is ACL in ServiceNow?

ACL (Access Control List) controls access to records and fields based on roles and conditions.

18. What is Workflow in ServiceNow?

Workflow automates processes such as approvals and task creation using graphical flow logic.

ServiceNow ITSM Interview Questions

19. What is Incident Management?

Incident Management restores normal service operations as quickly as possible after a disruption.

20. What is Problem Management?

Problem Management identifies and resolves the root cause of incidents to prevent recurrence.

21. What is Change Management?

Change Management ensures changes are implemented with minimal risk and proper approvals.

22. What is SLA in ServiceNow?

SLA (Service Level Agreement) defines the time within which a task must be completed.

23. What is CMDB?

CMDB (Configuration Management Database) stores information about configuration items and their relationships.

ServiceNow Integration Interview Questions

24. What types of integrations are supported in ServiceNow?

• REST
• SOAP
• JDBC
• MID Server integrations

25. What is a MID Server?

A MID Server facilitates communication between ServiceNow and on-premise systems.

ServiceNow Real-Time Interview Scenarios

26. How do you improve form performance?

• Reduce Business Rules
• Optimize Client Scripts
• Avoid unnecessary GlideRecord queries

27. How do you handle duplicate incidents?

Use Incident matching rules or automation to detect and merge similar incidents.

28. How do you debug scripts in ServiceNow?

• gs.info()
• Debug Business Rules
• Script Debugger

ServiceNow Interview Questions for Experienced Professionals

29. How do you handle large data loads?

Use Import Sets, Transform Maps, and scheduled jobs.

30. How do you manage security in ServiceNow?

By configuring ACLs, roles, and domain separation where required.

31. How do you handle upgrades?

• Test in sub-production
• Review skipped updates
• Validate customizations

32. What are best practices for scripting?

• Reuse Script Includes
• Avoid hardcoding
• Follow naming conventions

ServiceNow Certification Interview Questions

33. What is CSA certification?

Certified System Administrator validates ServiceNow admin knowledge.

34. What is CAD certification?

Certified Application Developer focuses on scripting and application development.

Certifications significantly increase job opportunities and salary prospects.

Tips to Crack ServiceNow Interviews in 2026

• Focus on real-time scenarios
• Practice scripting basics
• Understand ITSM concepts clearly
• Work on hands-on projects
• Prepare both theory and practical examples

Freshers should focus on basics and admin concepts, while experienced professionals should emphasize real-time project experience.

FAQs

1. What is ServiceNow used for?

ServiceNow is used to manage IT services, automate workflows, and improve business processes like incident, problem, and change management in organizations.

2. Are ServiceNow interview questions easy for freshers?

Yes. ServiceNow interview questions are easy for freshers if they understand basics like ITSM, incidents, roles, Business Rules, and Client Scripts.

3. What are the most asked ServiceNow interview questions in 2026?

The most asked ServiceNow interview questions in 2026 are from ITSM, Incident Management, Business Rules, Client Scripts, Script Includes, and real-time scenarios.

4. How much time is needed to prepare for ServiceNow interviews?

Freshers usually need 6–8 weeks, while experienced professionals need 3–4 weeks of focused preparation to crack ServiceNow interviews.

5. Is Visualpath good for ServiceNow interview preparation?

Yes. Visualpath helps learners prepare for ServiceNow interviews by providing job-oriented training, real-time scenarios, and interview-focused guidance for both freshers and experienced professionals.

Conclusion

ServiceNow offers excellent career growth for both freshers and experienced professionals. With increasing enterprise adoption, mastering ServiceNow interview questions and answers in 2026 is essential for job success.

This guide covers everything from basics to advanced real-time scenarios, making it a complete preparation resource. Whether you are starting your career or upgrading your skills, consistent practice and hands-on experience will help you succeed in ServiceNow interviews.

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