NVIDIA Interview Question

Questions: 1. Describe Workday integration with other module, how did you do ? explain the steps 2. Define mapping and hierarchy of HR Org in the system ,where exactly you define. 3. Describe one HR related module you have implemented end to end. 4. They asked me, about ERP order to cash process, how does the inbound and outbound interface work, what are steps involved. 5. No sql queries no technical questions asked