How Well Do You Understand Python's Asyncio Concepts?

Gensen Huang

Created 6/26/2024

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Test your knowledge on Python's asyncio concepts and see how many correct answers you can get out of 15!

1. What was the primary feature introduced in Python 3.4 related to asynchronous programming?

asyncio package

async and await keywords

Asynchronous generators

Asynchronous comprehensions

2. When did Python establish async and await as part of the language grammar?

Python 3.3

Python 3.4

Python 3.5

Python 3.6

3. Which of the following is NOT a feature of Python's asyncio?

Concurrent code execution

Parallel execution using multiple processors

Single-threaded design

Cooperative multitasking

4. What does the 'await' keyword do in Python asyncio?

Creates a new thread for the coroutine

Marks a function as a coroutine

Suspends execution until the awaited coroutine completes

Compiles the coroutine for faster execution

5. Which function is used to run the main entry point of asyncio programs in Python 3.7 and above?

asyncio.create_task()

asyncio.run()

asyncio.gather()

asyncio.run_until_complete()

6. What type of object is returned when you call a coroutine without awaiting or scheduling it?

Thread object

Future object

Coroutine object

Task object

7. Which Python version introduced asynchronous generators?

Python 3.4

Python 3.5

Python 3.6

Python 3.7

8. What purpose does the asyncio.Queue serve in an asyncio program?

Enables parallel processing

Monitors coroutine memory usage

Facilitates thread communication

Provides a way to pass data between producer and consumer coroutines

9. What library is NOT built to work with asyncio?

aiohttp

aioredis

urllib2

aiomysql

10. Which function is used to schedule the execution of a coroutine object in asyncio?

asyncio.run()

asyncio.create_task()

asyncio.gather()

asyncio.add_job()

11. In which version did async and await become reserved keywords in Python?

Python 3.5

Python 3.6

Python 3.7

Python 3.8

12. Which statement about asyncio's event loop is true?

It runs concurrently on multiple threads

It can only be used for I/O-bound tasks

It manages the scheduling and execution of coroutines

It multiprocesses tasks to utilize multiple cores

13. Which of the following correctly describes generator-based coroutines introduced in Python 3.4?

They use the yield from expression for delegation

They are marked with the async keyword

They are compiled for faster execution

They require asyncio.run() to execute

14. Which method should be used to integrate asyncio with the multiprocessing module?

aiomultiprocessing

aioprocessing

asyncmultiprocessing

asyncio.multiprocessing

15. What feature was added to asyncio in Python 3.7?

async and await

asyncio.run()

Asynchronous comprehensions

Asynchronous generators

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