Multiple-Choice Questions (MCQs): Python Functions

1. What is the output of the following code?

def myfunction(val):
	return val % 4 == 0
print(myfunction (13) or myfunction (8))

• A) 0
• B) 13
• C) False
• D) True

• E) 3.5

• Watch the Video Tutorial for the Answer: https://youtu.be/laKpsLlq60I

1. What is the output of the following code? Python Quiz #88

  def greet(name="User"):
    return "Hello, " + name
  print(greet("Ahmad"))

A) `Hello, User`  
B) `Hello, Ahmad`  
C) `Hello`  
D) `Error`  

1. What is the output of the following code? Python Quiz #89

def my_function():
  pass
print(my_function())

- A) `None`  
- B) `0`  
- C) `True`  
- D) `Error`  

1. What is the output of the following code? Python Quiz #90

   def my_func(a, b=2, c=3):
       return a + b + c
   print(my_func(5, c=4))
   

   • A) 11
   • B) 12
   • C) 10
   • D) Error
2. Which of the following function calls is invalid for this function definition? [Python Quiz #93]

def my_func(a, b, c=3):
    return a + b + c

• A) my_func(1, 2)
• B) my_func(1, 2, 4)
• C) my_func(a=1, b=2, c=5)
• D) my_func(1, c=4, b=2, 5)

1. What is the output of the following code? [Python Quiz #91]

   def change_value(x):
       x = 10
   
   num = 5
   change_value(num)
   print(num)
   

   • A) 5
   • B) 10
   • C) Error
   • D) None
2. What is the output of the following code? [Python Quiz #96]

def greet(name: str) -> str:
    return "Hello, " + name + "!"
result = greet(5)
print(result)

 - A) Hello, 5!
 - B) TypeError
 - C) None
 - D) Hello, !

1. What will be the output of this code? [Python Quiz #87]

    def func(x, y=2):
        return x * y
    print(func(3))
   

   • A) 2
   • B) 6
   • C) 3
   • D) Error
2. What is the main purpose of a function in Python?

• A) To group a set of related code into a single unit
• B) To create a new type of data
• C) To write a program in a single line
• D) To change the value of global variables

1. What is the purpose of the return statement in a function in Python?

• A) To print the output of the function
• B) To exit the function and return a value
• C) To execute the function without returning anything
• D) To stop the function and start a new one

1. What is the correct way to define a function in Python?

• A) function my_function():
• B) def my_function():
• C) define my_function():
• D) my_function() {

1. What happens if you don’t include a return statement in a function?
   • A) The function will return None.
   • B) The function will cause an error.
   • C) The function will return 0.
   • D) The function will return the last variable used.