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Python Concurrency for Senior Engineering Interviews

Quiz 2

Explore practical quiz questions designed to deepen your knowledge of Python's multiprocessing module. Learn to work with shared values, locks, semaphores, and process start methods to manage parallel processes effectively.

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Question # 1

Consider the snippet below:

from multiprocessing import Value, Lock


lock = Lock()
pi = Value('d', 3.1415, lock=lock)

lock.acquire()
print(pi.value)
lock.release()
Technical Quiz
1.

What will be the output of running the above snippet?

A.

Deadlock

B.

3.1415 is printed on the console

C.

Error is raised

1 / 1
Python 3.5
from multiprocessing import Value, Lock
lock = Lock()
pi = Value('d', 3.1415, lock=lock)
lock.acquire()
print(pi.value)
lock.release()
...