Quiz on Python Closure

What is a closure in Python?

Which condition must be true to form a closure?

What is the output of the following code?

def outer(x):
def inner():
return x
return inner

f = outer(10)
print(f())

What happens to the variable x after the outer function exits in a closure?

How do you check if a function is a closure?

Which of the following is a real-world use case of closures?

What will this print?

def multiplier(factor):
def multiply(n):
return n * factor
return multiply

double = multiplier(2)
print(double(5))

Which statement is true about closures?

What does f.__closure__ contain in a closure?

What is the output?

def outer():
x = 100
def inner():
print(x)
return inner

f = outer()
del outer
f()

Closures are a feature of which programming concept?

Which is NOT a benefit of closures?

In what scenario is a closure created automatically?

Can a closure reference multiple variables from the enclosing function?

Why are closures preferred over global variables?