The web-based format gives results at the end of every ServiceNow CIS-DF practice test attempt and points the mistakes so you can get rid of them before the final attempt. This online format of the Certified Implementation Specialist - Data Foundations (CMDB and CSDM) (CIS-DF) practice exam works well with Android, Mac, Windows, iOS, and Linux operating systems. https://www.practicematerial.com/CIS-DF-exam-materials.html