Advanced Python Quiz

Test your advanced Python skills with this quiz. Answer questions about object-oriented programming, decorators, and more.

Question 1

What is the primary purpose of the `asyncio` library in Python?

Handling synchronous code Managing concurrent code Creating GUI applications Performing network I/O operations

Question 2

What is a generator in Python?

A type of list A function that returns an iterable An object that can hold multiple items A way to store variables

Question 3

Which Python keyword is used to define a coroutine?

yield async await defer

Question 4

How can you ensure that a coroutine will always run to completion, even if there is an exception?

Using a try/except block Using `await` within the coroutine Using `finally` within the coroutine Using `raise`

Question 5

What is a context manager in Python?

A tool to handle exceptions A method for managing program context An object that defines setup and cleanup actions A type of function for managing file IO

Question 6

Which method would you use to create a file handler for logging?

logging.FileHandler() logging.create() logging.addHandler() logging.configure()

Question 7

What is the purpose of `functools.lru_cache`?

Caching function outputs Executing a function asynchronously Logging function calls Handling large data in memory

Question 8

What does the `zip` function do in Python?

Combines two iterables element-wise Extracts the first element of an iterable Iterates over a collection of lists Checks the length of a string

Question 9

What is a metaclass in Python?

A class that defines how other classes are created A type of function A built-in Python class for data manipulation A collection of functions

Question 10

Which method can be used to implement a custom exception in Python?

def __init__ class MyError(Exception) class MyException(Exception) def custom_error

Question 11

What is the purpose of the `__del__` method in Python?

To delete an object To free up memory To define object destruction behavior To initialize object properties

Question 12

What is a lambda function in Python?

A built-in function for working with files A small anonymous function A function with no return value A function for mathematical operations

Question 13

What is the `__init__` method used for in Python?

Defining variables Initializing an object Returning a result Creating the class

Question 14

What is the purpose of `__str__` in Python?

To convert an object to a string representation To define the object size To compare objects To check for equality between objects

Question 15

Which function is used to check if an object is an instance of a specific class?

type() instanceof() isinstance() check()

Question 16

What does the `@staticmethod` decorator do?

Defines a method that works with instance data Defines a class method Defines a static method that doesn’t require an instance Creates an instance of the class

Question 17

Which of these is used for multithreading in Python?

threading module multiprocessing module asyncio module time module

Question 18

What does `yield` do in a Python generator?

Returns a value and stops execution Pauses execution and returns a value Executes a function synchronously Returns nothing

Question 19

Which of these methods is used to add an element to a set in Python?

add() insert() push() append()

Question 20

What is a decorator in Python?

A function that modifies the behavior of other functions A class that defines method behavior A special type of variable A function that returns a tuple

Question 21

Which of the following is used to open a file in Python?

open() fileopen() readfile() writefile()

Question 22

What is the purpose of the `__call__` method in Python?

To return a class instance To invoke a class method To make an instance callable like a function To define default behavior

Question 23

Which of the following is the correct way to handle exceptions in Python?

try/except catch/finally throw/catch exception/handle

Question 24

What does the `@classmethod` decorator do in Python?

Defines a method that works with the instance data Defines a method that works with the class data Defines a static method Defines a method for handling exceptions

Question 25

What does `enumerate()` do in Python?

Returns the index and value of a sequence Sorts a sequence in ascending order Checks if a sequence is empty Iterates over a dictionary

Question 26

What is the `with` statement used for in Python?

To handle exceptions To define a context manager To return values from a function To manage variable scope

Question 27

Which Python module is used for handling JSON data?

json pickle csv xml

Question 28

What does the `global` keyword do in Python?

Declares a local variable Declares a global variable inside a function Declares a class variable Creates a constant

Question 29

Which of the following is used to shuffle a list in Python?

shuffle() sort() reorder() randomize()

Question 30

What is the correct way to import a module in Python?

import module module import from module import * import * module