Lesson 5: Functions and Modules in Python

1. How do you define a function in Python?

a) function myFunc():
b) def myFunc():
c) define myFunc():
d) func myFunc():

2. What is the return type of a function that does not return anything?

a) int
b) str
c) NoneType
d) void

3. How do you call a function named greet?

a) call greet()
b) invoke greet()
c) greet()
d) run greet()

4. What is the output of this code?

      def add(a, b=5):
       return a+b
      print(add(3))

a) 3
b) 5
c) 8
d) Error

5. How do you import an entire module in Python?

a) import module_name
b) use module_name
c) include module_name
d) load module_name

6. What is a built-in Python function?

a) A function provided by Python, like print()
b) A function created by the user
c) A function from an external module
d) A function stored in a file

7. What will be the output of the following function?

      def multiply(x, y):
       print(x * y)
      multiply(3 , 4)

a) 12
b) None
c) (3,4)
d) Error

8. What is the purpose of return in a function?

a) Display output on the screen
b) Stop the function
c) Send back a result to the caller
d) Print a message

9. What will math.sqrt(16) return?

a) 4.0
b) 4
c) 16
d) Error

10. How do you import only the sqrt function from the math module?

a) import math.sqrt
b) from math import sqrt
c) use sqrt from math
d) include sqrt from math

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