Java, Spring Boot, Microservices questions

1) Tell me about yourself? 2) Have you worked on end to end Integration flow in sap cpi, can you please explain about it? 3) Have you worked on API mangement and Event mesh, can you please explain one end to end iflow in SAP BTP IS? 4) Have you done any automation in SAP CPI? 5) Have you worked on any complex issues you have encountered in SAP CPI/BTP IS? Can you please explain about it? 6) How would you improve the performance of an integration flow in SAP CPI 7) Have you been involved in gathering requirements from the functional teams and estimating time and effort for integration flows? 8) Have you done any SAP CPI/SAP BTP IS certifications? These questions were all recalled from my face-to-face interview with Capgemini.