1.Difference between GitHub and GitLab 2. Rest API( Different REST API related Python libraries) and their uses (code) 3. Linux commands 4. Python basic questions 5. SIP Forking, SIP scenario based questions, SIP stateless and stateful 6. How to resolve 183? 7. How many retransmissions will happen if no of calls made is 1. 8. 5xx and 6xx response code 9. SDLC 10.STLC 11. Python List Comprehension question, lambda function, difference between map and reduce 12. What are the other SIP Messages you've used 13. How Ribbon SBC is better than other SBCs.