HCLTech Servicenow Developer Interview Questions and Answers

There are three types of business rules in ServiceNow: client scripts, server scripts, and UI policies.

• Client scripts run on the client side and are used to perform actions on form fields or execute scripts when a form is loaded, saved, or deleted.

• Server scripts run on the server side and are used to perform actions on records when they are inserted, updated, or deleted.

• UI policies are used to set mandatory, read-only,...read more

To add approval in flow designers, use the 'Approval' activity and configure the approval settings.

• Drag and drop the 'Approval' activity onto the flow designer canvas

• Configure the approval settings such as approvers, conditions, and notifications

• Connect the 'Approval' activity to the relevant steps in the flow

• Test the flow to ensure the approval process works correctly

UI policy controls the behavior of fields on a form, while data policy controls the data that can be entered into fields.

• UI policy is used to set mandatory, read-only, or visible conditions on form fields

• Data policy is used to enforce data validation rules on form fields

• UI policy is client-side, while data policy is server-side

• Example: UI policy can make a field read-only when a certain condition is met, while data pol...read more

Client side scripts run on the user's browser, while server side scripts run on the server.

• Client side scripts are executed on the user's browser, providing immediate feedback without needing to communicate with the server.

• Server side scripts are executed on the server, allowing for secure processing of sensitive data and operations.

• Client side scripts are written in languages like JavaScript, while server side scripts

Code to display last 10 incidents in background script

• Query incident table to get last 10 records

• Use GlideRecord to fetch incident records

• Sort records by created date in descending order

An incident is an unplanned interruption to an IT service, while a problem is the underlying cause of one or more incidents.

• An incident is a single event that disrupts the normal operation of a service.

• A problem is the root cause of one or more incidents and needs to be resolved to prevent further incidents.

• Incidents are usually resolved quickly to restore service, while problems require investigation and long-term sol...read more

Common change types include standard, emergency, normal, and major.

• Standard change

• Emergency change

• Normal change

• Major change

I am passionate about the technical side and want to continue advancing my skills in that area.

• I enjoy problem-solving and working with technology

• I want to deepen my expertise in Servicenow development

• I am not interested in transitioning to a management role at this time

Developed a service portal for IT ticketing system

• Created custom widgets for user-friendly interface

• Integrated with ServiceNow API for ticket management

• Implemented role-based access control for different user types

Catalog item is a predefined item in the service catalog, while record producer allows users to create custom records.

• Catalog item is predefined and created by admins, while record producer allows users to create custom records

• Catalog items are used to request services or products, record producers are used to create records in tables

• Catalog items have predefined variables and workflows, record producers allow users to

Macros are automated scripts that can be used to perform repetitive tasks in Servicenow.

• Macros in Servicenow are used to automate tasks and reduce manual effort.

• They can be used to update multiple records at once, send notifications, or perform calculations.

• Macros can be triggered manually or automatically based on certain conditions.

• Example: Creating a macro to automatically close all resolved incidents in Servicenow.

Use GlideUser class to get logged in user details in a form

• Use GlideUser class to get the current user's details

• Access user details like name, email, roles, etc. using GlideUser methods

• Example: var user = gs.getUser(); var userName = user.getName();

Yes, JavaScript is a synchronous language.

• JavaScript is single-threaded, meaning it can only execute one piece of code at a time.

• It follows a top-down execution flow, where each line of code is executed in order.

• Asynchronous behavior can be achieved using callbacks, promises, and async/await.

• Example: setTimeout function in JavaScript delays the execution of a function.

• Example: Fetch API in JavaScript allows making asyn

I am currently working on developing a custom IT service management solution for a large financial institution.

• Designing and implementing custom workflows to streamline service requests

• Integrating with third-party systems for data synchronization

• Creating custom reports and dashboards for management visibility

The different between =, ==, === is related to assignment, equality, and strict equality in programming.

• = is used for assignment in programming languages.

• == is used for equality comparison, it checks if two values are equal.

• === is used for strict equality comparison, it checks if two values are equal in both value and data type.

Use SQL query to retrieve all columns, show only 10 records, and order by name

• Use SELECT * to retrieve all columns

• Use LIMIT 10 to show only 10 records

• Use ORDER BY name to order the results by name