100+ Servicenow Developer Interview Questions and Answers

To calculate the timing of an incident assigned to multiple groups, determine the start and end times for each group and calculate the total duration.

• Identify the groups to which the incident is assigned

• Determine the start time and end time for each group's involvement

• Calculate the duration for each group

• Sum up the durations to get the total timing of the incident

Service catalog, order guide, and record producer are different components in ServiceNow for managing and fulfilling service requests.

• Service catalog is a centralized repository of services that users can request.

• Order guide is a collection of related services grouped together for easy selection and ordering.

• Record producer is a form-based interface that allows users to create records in different tables.

• Service catalog provides a self-service portal for users to browse and r...read more

To populate manager using server-side code, you can query the user table and retrieve the manager's details based on the user's ID.

• Use GlideRecord to query the user table

• Retrieve the manager's details using the user's ID

• Set the manager field with the retrieved manager's details

Code to auto-close parent incident when all child incidents are closed

• Create a script that runs on child incident closure

• Check if all child incidents are closed

• If all child incidents are closed, close the parent incident

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

To create a flow for automation of a business process, you can use a workflow automation tool like Servicenow Flow Designer.

• Identify the business process that needs to be automated

• Map out the steps involved in the process

• Use Servicenow Flow Designer to create a visual workflow

• Add conditions, actions, and approvals as needed

• Test the flow to ensure it functions correctly

• Deploy the automated flow to streamline the business process

Inbound refers to data coming into ServiceNow, while outbound refers to data going out of ServiceNow.

• Inbound data is typically received through integrations, email, web services, etc.

• Outbound data is usually sent to external systems, APIs, email notifications, etc.

• Inbound actions can trigger workflows or create records in ServiceNow.

• Outbound actions can update external systems or send notifications to users.

Record producer is a feature in ServiceNow that allows users to create records in a guided manner.

• Record producer provides a user-friendly interface for creating records with predefined templates and fields.

• Server scripts can be called in client side using GlideAjax, g_form.getReference, and g_scratchpad.

• Some ServiceNow best practices include using naming conventions, documenting changes, and testing in sub-production instances.

• Workflow activities in ServiceNow include approv...read more

getXML, getXMLWait, and getXMLAnswer are different methods in ServiceNow for handling XML data.

• getXML is used to retrieve XML data synchronously.

• getXMLWait is used to retrieve XML data asynchronously.

• getXMLAnswer is used to retrieve XML data and wait for a response.

ITIL is a framework for IT service management, while ITIL admin role is a job role responsible for implementing and managing ITIL processes.

• ITIL is a set of best practices for IT service management

• ITIL admin role involves implementing and managing ITIL processes

• ITIL admin role is responsible for ensuring that ITIL processes are followed and optimized

• ITIL admin role requires knowledge of ITIL framework and experience in IT service management

• ITIL admin role may involve creating...read more

Methods to call a server-side script from a client-side script

• Using AJAX to make a server-side request

• Using REST API calls to interact with server-side scripts

• Using server-side events triggered by client-side actions

• Using server-side functions called from client-side scripts

Using none.* in ACL will allow access to all fields in the table for all users.

• Using none.* in ACL grants access to all fields in the table for all users.

• This can be a security risk as sensitive data may be exposed to unauthorized users.

• It is recommended to specify individual fields or use more restrictive ACL conditions.

Overview of Business Rules, Client Scripts, UI Policies, and UI Actions in ServiceNow.

• Business Rules: Server-side scripts that execute when a record is inserted, updated, or deleted. Example: Automatically set the priority of an incident based on its impact and urgency.

• Client Scripts: Client-side scripts that run in the user's browser. Example: Validate a form field before submission to ensure it is not empty.

• UI Policies: Rules that dynamically change the behavior of form fie...read more

UI policy and client script are both used in ServiceNow for controlling field behavior and data on forms.

• UI policy is used to dynamically change field properties, visibility, and mandatory status based on certain conditions.

• Client script is used to add custom logic and behavior to forms, such as field validation, calculations, and UI interactions.

• UI policy is executed on the server side, while client script is executed on the client side.

• UI policy is defined using a simple dr...read more

To send a report with an attachment regarding an incident, follow these steps.

• Navigate to the incident record in ServiceNow

• Click on the 'More Options' menu and select 'Create PDF'

• Attach the PDF report to the incident record

• Notify the relevant stakeholders about the attached report

After business rules run synchronously after a record is saved, while async business rules run asynchronously.

• After business rules are executed immediately after a record is saved.

• Async business rules are executed in the background, allowing the user to continue working.

• After business rules are useful for immediate actions or validations.

• Async business rules are useful for long-running or non-blocking tasks.

• After business rules can cause delays in saving records if they take ...read more

The different types of server-side scripts include Business Rules, Script Includes, UI Policies, and Client Scripts.

• Business Rules are used to define custom server-side logic that runs when a record is inserted, updated, or deleted.

• Script Includes are reusable scripts that can be called from other scripts or business rules.

• UI Policies are used to set mandatory or read-only fields on a form based on certain conditions.

• Client Scripts are used to add client-side logic to forms a...read more

To set the default value of a date field to the current date time value, use a script to assign the value.

• Create a client script or business rule to set the default value

• Use the GlideDateTime API to get the current date time value

• Assign the current date time value to the date field

Asynchronous Business Rule is a rule that runs in the background without blocking the user interface.

• Executes in the background without blocking the UI

• Used for long-running tasks

• Improves performance and user experience

• Examples: sending emails, updating records, etc.

Use JavaScript to restrict input field to alphanumeric characters only.

• Use JavaScript event listeners to detect input in the field.

• Check each character entered using regular expressions to allow only alphanumeric characters.

• Display an error message if a non-alphanumeric character is entered.

ITSM life cycles include Incident, Problem, Change, and Request Management.

• Incident Management: Focuses on restoring normal service operation as quickly as possible.

• Problem Management: Focuses on identifying and solving the root cause of recurring incidents.

• Change Management: Involves controlling changes to the IT infrastructure to minimize impact on services.

• Request Management: Handles user requests for IT services or information.

An asynchronous business rule is a rule that runs in the background without blocking the user interface.

• Asynchronous business rules are commonly used for long-running processes that do not require immediate user interaction.

• They can be used for tasks such as sending email notifications, updating records in bulk, or performing complex calculations.

• An example of an asynchronous business rule could be a rule that triggers a workflow to automatically escalate a ticket if it has n...read more

Program to separate numbers and alphabets in a given array of elements.

• Iterate through each element in the array

• Check if the element is a number or alphabet using regular expressions

• Store numbers and alphabets in separate arrays

Script to mask a single line text field value

• Use the 'onLoad' client script to mask the value on form load

• Use the 'onSubmit' client script to mask the value before saving

• Use the 'getDisplayValue' and 'setDisplayValue' methods to manipulate the field value

There are two types of conditions in a workflow: condition builder and script condition.

• Condition builder allows for creating conditions using a visual interface

• Script condition allows for writing conditions using scripting languages like JavaScript

It depends on the specific requirements of the integration. REST is generally preferred for its simplicity and flexibility, while SOAP is more rigid but offers more security features.

• REST is lightweight and easier to use for simple integrations

• SOAP has built-in security features like WS-Security

• Consider the complexity of the data being exchanged and the level of security required when choosing between REST and SOAP

Python syntax encompasses rules for writing code, including variables, data types, control structures, functions, and more.

• Variables: Use '=' to assign values. Example: x = 10

• Data Types: Common types include int, float, str, list, dict. Example: my_list = [1, 2, 3]

• Control Structures: Use 'if', 'elif', 'else' for conditional statements. Example: if x > 5: print('Greater')

• Loops: 'for' and 'while' loops for iteration. Example: for i in range(5): print(i)

• Functions: Define with 'd...read more