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What is Global Interpreter Lock in Python? And why do CPython need it?

Should we use thread to execute cpu-intensive tasks that need to run in parallel in CPython? Why?

What is the mechanism that Python use to manage memory and free up space of unused objects? (Automatic memory management)

What is N + 1 Query Problem? What do we usually do to solve N + 1 Query Problem in Django?

How do we add default value for database column via Django model and migration?

Why "High cohesion & low coupling" is essential for good software design?

What is the benefits of Microservices compared to Monolith?

What do you know about CQRS & Event Sourcing architectural patterns?

What is Adapter Pattern and when do you use it?

What is transaction isolation in relational dbms?

What is the most common data structures used for index in relational dbms (MySql, PostgreSql)?