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1. What is the process of dividing a computer program into separate independent blocks of code known as?

A) Function programming
B) Modular programming
C) Structured programming
D) Object-oriented programming

ANSWER= B) Modular programming

2. What is the purpose of functions in programming?

A) To make the code longer
B) To reduce readability
C) To achieve modularity and reusability
D) To increase complexity

ANSWER= C) To achieve modularity and reusability

3. Which of the following statements is true about functions?

A) Functions can be called only once
B) Functions cannot have parameters
C) Functions can be called repeatedly
D) Functions must always return a value

ANSWER= C) Functions can be called repeatedly

4. What is the syntax to define a function in Python?

A) def function_name:
B) function function_name():
C) def function_name():
D) function function_name:

ANSWER= C) def function_name():

5. What does the 'return' statement do in a function?

A) Ends the function execution and optionally passes back an expression to the caller
B) Outputs a value to the console
C) Starts the function execution
D) Defines a new function

ANSWER= A) Ends the function execution and optionally passes back an expression to the caller

6. What is the term for a value passed to a function during the function call?

A) Parameter
B) Argument
C) Return value
D) Variable

ANSWER= B) Argument

7. What is a user-defined function?

A) A function provided by Python standard library
B) A function defined by the programmer
C) A function that cannot be reused
D) A function without parameters

ANSWER= B) A function defined by the programmer

8. In the function definition `def add(a, b):`, what are `a` and `b`?

A) Arguments
B) Return values
C) Parameters
D) Variables

ANSWER= C) Parameters

9. Which keyword is used to create a function in Python?

A) func
B) define
C) function
D) def

ANSWER= D) def

10. What is the output of the following code? Python Code: def greet(name): return "Hello, " + name print(greet("Alice"))

A) Hello,
B) Hello, greet
C) Hello, Alice
D) greet (Alice)

ANSWER= C) Hello, Alice

11. How do you call a function named `my_function` in Python?

A) call my_function()
B) my_function()
C) def my_function()
D) execute my_function()

ANSWER= B) my_function()

12. What will be the output of the following code? Python Code: def add(a, b): return a + b result = add(3, 5) print(result)

A) 8
B) 3
C) 5
D) add

ANSWER= A) 8

13. What is an advantage of using functions in a program?

A) Decreases readability
B) Increases code length
C) Increases reusability
D) Makes debugging difficult

ANSWER= C) Increases reusability

14. What is the output of the following code? Python Code: def multiply(a, b): return a * b print(multiply(2, 4))

A) 2
B) 4
C) 6
D) 8

ANSWER= D) 8

15. Which of the following is not a characteristic of a function?

A) It can be reused
B) It must return a value
C) It can take arguments
D) It helps in modularity

ANSWER= B) It must return a value

16. What is the main advantage of breaking a program into smaller functions?

A) To make the program slower
B) To increase code repetition
C) To make the program more organized and manageable
D) To make the code more complex

ANSWER= C) To make the program more organized and manageable

17. What is the keyword used to return a value from a function in Python?

A) send
B) yield
C) return
D) give

ANSWER= C) return

18. What is the output of the following code? Python Code: def subtract(a, b): return a - b print(subtract(10, 3))

A) 7
B) 3
C) 10
D) -7

ANSWER= A) 7

19. Which of the following best describes a function?

A) A block of code that performs a specific task
B) A loop structure
C) A conditional statement
D) A data type

ANSWER= A) A block of code that performs a specific task

20. How do you define a function with no parameters?

A) def function_name[]:
B) def function_name():
C) function_name():
D) function_name[]:

ANSWER= B) def function_name():

21. What will be the output of the following code? Python Code: def divide(a, b): return a / b print(divide(10, 2))

A) 5.0
B) 5
C) 2
D) 0.5

ANSWER= A) 5.0

22. What is a function call?

A) Declaring a function
B) Executing a function
C) Returning a value from a function
D) Passing parameters to a function

ANSWER= B) Executing a function

23. Which of the following is an invalid function name in Python?

A) my_function
B) _function
C) function1
D) 1function

ANSWER= D) 1function

24. What is the output of the following code? Python Code: def say_hello(): print("Hello, World!") say_hello()

A) Hello, World!
B) say_hello
C) print
D) Hello

ANSWER= A) Hello, World!

25. What is the main purpose of the `def` keyword in Python?

A) To define a variable
B) To define a function
C) To create a loop
D) To import a module

ANSWER= B) To define a function

26. Which of the following functions is used to find the length of a list in Python?

A) length()
B) len()
C) size()
D) count()

ANSWER= B) len()

27. What will be the output of the following code? Python Code: def square(x): return x * x print(square(3))

A) 3
B) 6
C) 9
D) 12

ANSWER= C) 9

28. What is a parameter in the context of functions?

A) A loop counter
B) A variable defined inside a loop
C) A value that a function returns
D) A variable used in the function definition

ANSWER= D) A variable used in the function definition

29. Which of the following is an example of a function with a return value?

A) def greet(): print("Hello!")
B) def greet(): return "Hello!"
C) def greet(): pass
D) def greet(): break

ANSWER= B) def greet(): return "Hello!"

30. What will be the output of the following code? Python Code: def concat(str1, str2): return str1 + str2 print(concat("Hello, ", "World!"))

A) Hello
B) World
C) Hello, World!
D) concat

ANSWER= C) Hello, World!

31. How do you pass multiple arguments to a function in Python?

A) def function_name(arg1 arg2):
B) def function_name(arg1, arg2):
C) function_name(arg1; arg2)
D) def function_name[arg1, arg2]:

ANSWER= B) def function_name(arg1, arg2):

32. What will be the output of the following code? Python Code: def power(base, exp): return base**exp print(power(2, 3))

A) 6
B) 8
C) 9
D) 12

ANSWER= B) 8

33. What is the main purpose of using functions in programming?

A) To decrease execution time
B) To reduce the need for loops
C) To organize code and promote reusability
D) To complicate the program

ANSWER= C) To organize code and promote reusability

34. What will be the output of the following code? Python Code: def add_five(x): return x + 5 print(add_five(10))

A) 10
B) 15
C) 5
D) 20

ANSWER= B) 15

35. What is the keyword used to define a function in Python?

A) Function
B) define
C) def
D) func

ANSWER= C) def

36. What will be the output of the following code? Python Code: def greet(): return "Hello!" print(greet())

A) greet
B) "Hello!"
C) Hello!
D) None

ANSWER= C) Hello!

37. How do you specify default values for parameters in a function?

A) def function_name(param=value):
B) def function_name(param==value):
C) function_name(param=value):
D) function_name(param==value):

ANSWER= A) def function_name(param=value):

38. What is the output of the following code? Python Code: def increment(n): n += 1 return n print(increment(7))

A) 6
B) 7
C) 8
D) 9

ANSWER= C) 8

39. Which statement is true regarding a function with multiple return statements?

A) Only the first return statement will be executed
B) All return statements will be executed
C) The function will return multiple values
D) Only the last return statement will be executed

ANSWER= A) Only the first return statement will be executed

40. What will be the output of the following code? Python Code: def double(x): return x * 2 result = double(4) print(result)

A) 2
B) 4
C) 6
D) 8

ANSWER= D) 8

41. Which of the following is a correct way to document a function in Python?

A) Using comments (#)
B) Using triple-quoted strings (""" """)
C) Using single-quoted strings (' ')
D) Using parentheses ()

ANSWER= B) Using triple-quoted strings (""" """)

42. What will be the output of the following code? Python Code: def subtract(a, b): return a - b print(subtract(15, 5))

A) 10
B) 20
C) 15
D) 5

ANSWER= A) 10

43. What is the term used for a function defined inside another function?

A) Nested function
B) Inner function
C) Sub function
D) Lambda function

ANSWER= A) Nested function

44. What will be the output of the following code? Python Code: def sum_numbers(a, b): return a + b result = sum_numbers(3, 4) print(result)

A) 3
B) 4
C) 7
D) 10

ANSWER= C) 7

45. What is the output of the following code? Python Code: def identity(x): return x print(identity("Python"))

A) Python
B) Identity
C) "Python"
D) print

ANSWER= A) Python

46. How do you ensure a function has a variable number of arguments in Python?

A) Using an asterisk (*) before the parameter name
B) Using double asterisks ( ) before the parameter name
C) Using an ampersand (&) before the parameter name
D) Using a hash (#) before the parameter name

ANSWER= A) Using an asterisk (*) before the parameter name

47. What will be the output of the following code? Python Code: def repeat_string(s, n): return s * n print(repeat_string("Hi", 3))

A) Hi
B) HiHiHi
C) Hi3
D) repeat_string

ANSWER= B) HiHiHi

48. Which of the following is not a valid Python function?

A) def my_func():
B) def my-func():
C) def my_func1():
D) def _myfunc():

ANSWER= B) def my-func():

49. What is the primary purpose of a lambda function in Python?

A) To create a complex function
B) To define a function with a long body
C) To create small anonymous functions
D) To define a class method

ANSWER= C) To create small anonymous functions

50. What will be the output of the following code? Python Code: def add(a, b=5): return a + b print(add(3))

A) 3
B) 5
C) 8
D) 15

ANSWER= C) 8