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Python Functions


1. What is the purpose of the *args parameter in a function definition?

It allows the function to accept a variable number of keyword arguments

It allows the function to accept a variable number of positional arguments

It defines the default arguments for a function

It defines the required arguments for a function


2. What is the purpose of the map function in Python?

It applies a function to each element of an iterable and returns a new iterable

It filters an iterable based on a given function

It converts an iterable to a dictionary

It sorts an iterable based on a given function


3.

What is the output of the following code?
numbers = [1, 2, 3, 4, 5]
def is_even(x):return x % 2 == 0
even_numbers = filter(is_even, numbers)
print(list(even_numbers))

[1, 3, 5]

[2, 4]

[1, 2, 3, 4, 5]

[]


4. What is the purpose of the **kwargs parameter in a function definition?

It allows the function to accept a variable number of positional arguments

It allows the function to accept a variable number of keyword arguments

It defines the default arguments for a function

It defines the required arguments for a function


5.

What is the output of the following code?
def my_function(x, y):return x + y
result = my_function(y=2, x=3)
print(result)

5

2

3

1


6. What is the difference between function parameters and arguments in Python?

There is no difference

Parameters are values passed to a function, whereas arguments are variables defined within a function

Arguments are values passed to a function, whereas parameters are variables defined within a function

Parameters and arguments are both variables defined within a function


7. What is the syntax to call a function in Python?

call function_name(arguments)

function_name(arguments)

function(arguments)

call function(arguments)


8.

What is the output of the following code?
def my_function(*args):return sum(args)
result = my_function(1, 2, 3, 4)
print(result)

1

4

10

3


9.

What is the output of the following code?
def my_function(x, y):return x ** y
result = my_function(2, 3)
print(result)

5

8

6

1


10.

What is the output of the following code?
def my_function():global x
x = 5
x = x + 1
my_function()
print(x)

5

6

TypeError

None