Python

Question 1

GIL

Answer 1

Global Interpreter Lock is a mechanism in CPython that allows only one thread to execute Python bytecode at a time

Question 2

Decorator

Answer 2

A function that takes another function and extends or modifies its behaviour with permanently changing it

Question 3

Generator

Answer 3

Function that returns an iterator, yielding one value at a time

Question 4

Memory management

Answer 4

Reference counting and cyclic garbage collection

Question 5

Multithreading use case

Answer 5

I/O bound tasks

Question 6

Multiprocessing use case

Answer 6

CPU bound tasks

Question 7

Vectorisation

Answer 7

Operations working on entire data structures at once rather than using loops