Cisco Data Engineer interview questions

Python output and syntax, explain project, hashmap in python

1.what kind of data structure you used in your project(in resume) and why did you choose that. 2. can you handle or handled large amount of data. 3 types of joins in sql 4difference between joins and (union intersection minus) 5. difference between div and span (based on my resume) 6. difference between padding and margin(based on my resume)