GlobalLogic interview question

Explain GIL in Python. Does multithreading improve speed? Implement a custom decorator with parameters. How do generators improve performance? Difference: deepcopy vs copy. Explain descriptor protocol in Python. Write a context manager without using @contextmanager. What is memoization? Implement using decorator. Difference: Django ORM vs raw SQL. How does Django handle middleware? Explain Authentication vs Authorization in Django. iven two tables, get left-exclusive join (only left unmatched rows). Write a recursive CTE to generate 1 to 100 numbers. Given an array, find two numbers with the minimum absolute difference.