20+ Servicenow Consultant Interview Questions and Answers

Questions related to JavaScript, HTML5, and CSS for a ServiceNow Consultant role.

• Java is a programming language while JavaScript is a scripting language

• Recursive function is a function that calls itself until a base condition is met

• 'this' keyword refers to the object that the function is a method of

• Data types in JavaScript include string, number, boolean, null, undefined, object, and symbol

• Array is a collection of elements of the same data type

• Call by value passes a copy of t...read more

The 3 factors to discuss with a client before implementing something in ServiceNow

• Understand the client's specific requirements and goals

• Assess the impact on existing processes and systems

• Discuss the timeline, budget, and resources needed for implementation

Different ways to implement REST APIs integration

• Using HTTP methods like GET, POST, PUT, DELETE

• Using authentication methods like OAuth, API keys

• Using webhooks for real-time data updates

• Implementing rate limiting to prevent abuse

• Leveraging API gateways for security and monitoring

• Using API documentation tools like Swagger or Postman

Syntax for including Mail Script in a notification body

• Use ${mail_script} to include the Mail Script in a notification body

• Ensure the Mail Script is properly formatted and enclosed in ${}

• Example: Hello, ${mail_script} is the Mail Script for this notification

The most optimum sorting technique is Quick Sort.

• Quick Sort is a divide and conquer algorithm that sorts an array by selecting a 'pivot' element and partitioning the other elements into two sub-arrays according to whether they are less than or greater than the pivot.

• It is efficient for large datasets and has an average time complexity of O(n log n).

• Quick Sort is widely used in practice and is considered one of the fastest sorting algorithms.

Polymorphism is the ability of a single function or method to operate on different types of data.

• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Inheritance in object-oriented programming languages like Java allows for polymorphism.

• Example: A method 'draw()' can be implemented differently in various classes that inher...read more

On change event in Javascript triggers a function when the value of an input element is changed by the user.

• Use the 'onchange' event attribute in HTML to call a function when the value of an input element is changed.

• Example:

• Alternatively, use addEventListener() method in JavaScript to attach an event handler to the 'change' event.

Configure email notification using email script

• Create a new notification in ServiceNow

• Select 'Email Script' as the notification type

• Write the email script to define the email content and recipients

I am interested in this position because of my passion for implementing innovative solutions and improving business processes.

• Passion for implementing innovative solutions

• Desire to improve business processes

• Excitement for working with Servicenow technology

I prefer Java as it is versatile, widely used, and has a strong community support.

• Java is versatile and can be used for a variety of applications

• Java is widely used in enterprise environments

• Java has a strong community support with a large number of libraries and frameworks available

ACLs (Access Control Lists) are permissions that define what users or groups can access or modify specific resources in a system.

• ACLs are used to control access to data and functionality within a system.

• They are typically defined at the object level and specify which users or groups have access to perform certain actions.

• ACLs can be set to restrict or allow read, write, create, delete, or execute permissions.

• For example, an ACL may specify that only users in the 'admin' group...read more

Staging table is a temporary table used to store data before it is processed and loaded into the final destination table.

• Staging tables are used in ETL (Extract, Transform, Load) processes.

• They help to ensure data quality and consistency before it is loaded into the final destination table.

• Staging tables can also be used for data migration or integration projects.

• Examples of staging tables include: import tables, export tables, and transformation tables.

ATF (Automated Test Framework) in ServiceNow is used for automated testing of applications and processes.

• ATF allows users to create and run automated test cases to validate configurations and processes in ServiceNow.

• Test cases can be created using the Test Builder interface or by importing existing test scripts.

• ATF provides detailed test results and logs for analysis and troubleshooting.

• Test cases can be scheduled to run at specific times or triggered based on events in the s...read more

Client script is a script that runs on the client side to perform actions or validations.

• Client script is written in JavaScript and runs on the client side.

• It is used to perform actions like field calculations, show/hide fields, or validate data.

• Client scripts can be used to improve user experience by providing real-time feedback.

• Example: Validating a phone number format before submitting a form.

Business rules are automated processes that execute when certain conditions are met in a system.

• Business rules are used to enforce policies, streamline processes, and ensure data integrity.

• They can be triggered by data changes, user actions, or scheduled events.

• Business rules can perform actions like setting field values, sending notifications, or running scripts.

• Examples include automatically assigning a priority to a ticket based on certain criteria, or sending an email whe...read more

My favorite module is Incident Management.

• Efficiently manage and resolve incidents

• Track incident status and prioritize based on impact

• Automate incident resolution processes

Workflow is a series of tasks that are completed in a specific order to achieve a desired outcome.

• Workflow is a sequence of steps or activities that automate a business process.

• It helps in streamlining and optimizing processes by defining the tasks, their sequence, and conditions for each task.

• Workflows can be simple or complex, involving multiple stakeholders and systems.

• Examples include employee onboarding process, IT service request approval process, and incident managemen...read more

Client scripts in ServiceNow can be categorized into three types: onLoad, onChange, and onSubmit.

• onLoad client scripts run when a form is loaded

• onChange client scripts run when a field value is changed

• onSubmit client scripts run when a form is submitted

Client scripts in ServiceNow can be categorized into three types: onLoad, onChange, and onSubmit.

• onLoad client scripts run when a form is loaded

• onChange client scripts run when a field value is changed

• onSubmit client scripts run when a form is submitted

Response body is the data sent back from a server in response to a client's request.

• Contains information requested by the client

• Usually in JSON or XML format

• Includes status codes like 200 for success or 404 for not found

ITSM stands for Information Technology Service Management, which is a set of processes and tools used to manage IT services.

• ITSM involves designing, delivering, managing, and improving IT services to meet the needs of the organization and its customers.

• It includes processes such as incident management, problem management, change management, and service level management.

• ITSM tools like ServiceNow help organizations automate and streamline their IT service management processes....read more