Cognizant interview questions

Asked basic computer fundamentals, simple aptitude questions, asked to write one sql query, and one coding question, remaning all were from resume and given cluster, the project explanation was asked in depth also hobbies

What are the basic data types in Python? Difference between a list and a tuple? What is the difference between == and is in Python? Explain Python functions and modules. What is exception handling in Python? Difference between append() and extend()? What are Python dictionaries used for? Explain OOP concepts in Python.