ServiceNow UI Policy Interview Questions 2026
What is UI policies?
UI policies dynamically change the behavior of information on a form.
You can use UI policies to make the fields on the form read-only, mandatory, or hide\show fields.
You can also use client scripts to perform all of these actions, but for faster load times use UI policies whenever possible.
UI policies dynamically change the behavior of information on a form.
You can use UI policies to make the fields on the form read-only, mandatory, or hide\show fields.
You can also use client scripts to perform all of these actions, but for faster load times use UI policies whenever possible.
What is the difference between UI policy and Data policy?
Data policies are similar to UI policies.
However, UI policies only apply to data entered on a form through the standard browser.On the other hand
Data Policies can apply rules to all data entered into the system, including data brought in through import sets, web services.
Data Policies execute on the server and UI policies executes on client side.
Data policies are similar to UI policies.
However, UI policies only apply to data entered on a form through the standard browser.On the other hand
Data Policies can apply rules to all data entered into the system, including data brought in through import sets, web services.
Data Policies execute on the server and UI policies executes on client side.
What is reverse if false, on Load, inherit and Global option in UI policies?
On Load : Option for specifying that the UI policy behavior should be performed OnLoad as well as when the form changes.
Inherit : Option for specifying whether extended tables inherit this UI policy.
When a child table has an inherited UI policy from it\'s parent table, the UI policy on the child table always runs first. This event is true regardless of the Order of the UI policies.
Global : Option for specifying whether the UI policy applies to all form views. If this check box is cleared, the UI policy is view-specific.
Reverse if false : Option for specifying that the UI policy action should be reversed when the conditions of it\'s UI policy evaluate to false. In other words, when the conditions are true, actions are taken and when they change back to false, the actions are reversed (undone).
On Load : Option for specifying that the UI policy behavior should be performed OnLoad as well as when the form changes.
Inherit : Option for specifying whether extended tables inherit this UI policy.
When a child table has an inherited UI policy from it\'s parent table, the UI policy on the child table always runs first. This event is true regardless of the Order of the UI policies.
Global : Option for specifying whether the UI policy applies to all form views. If this check box is cleared, the UI policy is view-specific.
Reverse if false : Option for specifying that the UI policy action should be reversed when the conditions of it\'s UI policy evaluate to false. In other words, when the conditions are true, actions are taken and when they change back to false, the actions are reversed (undone).
Which one execute first UI Policy script or UI policy action?
UI Policy action executes first then UI Policy script executes. So, if there is conflicting logic between them then UI policy script will take precedence as it executes at last.
UI Policy action executes first then UI Policy script executes. So, if there is conflicting logic between them then UI policy script will take precedence as it executes at last.
If client script is making assignment group field read only and UI policy making it editable, what will be output?
Client script executes first and then UI policy, therefore, action taken by UI policy will reflect as output i'e assignment group will be editable.
Client script executes first and then UI policy, therefore, action taken by UI policy will reflect as output i'e assignment group will be editable.
Real time work queries :
Explain one of the UI policy that you have created? Why used UI policy, why not Client script or ACL(if you are making field read only)? Was there any other way to achieve the same requirement?
Explain one of the UI policy that you have created? Why used UI policy, why not Client script or ACL(if you are making field read only)? Was there any other way to achieve the same requirement?
Assignment for you :
Explain any scenario which can be achieved by UI policy but not with client script or vice versa?
Explain any scenario which can be achieved by UI policy but not with client script or vice versa?
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