Function call and execution flow in Python - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to call the function greet.

Python

def greet():
    print("Hello!")

greet[1]

Drag options to blanks, or click blank then click option'

A()

B[]

C{}

D:

Attempts:

3 left

💡 Hint

Common Mistakes

Using square brackets or curly braces instead of parentheses.

Forgetting the parentheses and just writing the function name.

The function greet is called using parentheses () after its name.

2fill in blank

medium

Complete the code to return the sum of two numbers from the function.

Python

def add(a, b):
    return a [1] b

result = add(3, 4)
print(result)

Drag options to blanks, or click blank then click option'

A+

B-

C*

D/

Attempts:

3 left

💡 Hint

Common Mistakes

Using subtraction or multiplication instead of addition.

Forgetting to return the result.

The add function returns the sum of a and b using the plus operator +.

3fill in blank

hard

Fix the error in the function call to print the message.

Python

def say_message(msg):
    print(msg)

say_message[1]

Drag options to blanks, or click blank then click option'

Amsg

Bmsg()

CHello!

D"Hello!"

Attempts:

3 left

💡 Hint

Common Mistakes

Passing a variable name without quotes when a string is needed.

Forgetting the parentheses or quotes.

The function say_message needs a string argument inside parentheses and quotes, like "Hello!".

4fill in blank

hard

Fill both blanks to create a function that returns the square of a number and call it.

Python

def square[1]:
    return x[2]2

result = square(5)
print(result)

Drag options to blanks, or click blank then click option'

A(x)

B**

C*

Dx

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting parentheses around the parameter.

Using multiplication * instead of exponentiation **.

The function square takes one parameter x (written as (x)) and returns x raised to the power of 2 using **.

5fill in blank

hard

Fill all three blanks to create a function that filters even numbers from a list and returns a new list.

Python

def filter_even[1]:
    return [num for num in numbers if num [2] 2 == 0]

nums = [1, 2, 3, 4, 5]
even_nums = filter_even[3]
print(even_nums)

Drag options to blanks, or click blank then click option'

A(numbers)

B%

C(nums)

D==

Attempts:

3 left

💡 Hint

Common Mistakes

Using equality == instead of modulo % in the condition.

Forgetting to pass the list argument when calling the function.

The function filter_even takes a list numbers as parameter. It returns a list of numbers where each number modulo 2 (% 2) equals zero. The function is called with the list nums.