Python Functions Quiz

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

• 8

• 5

• 3

• Error

What will the following code output? python Copy def multiply(x, y): return x * y result = multiply(4, 3) print(result)

• 7

• 12

• 3

• Error

What will be the output of the following code? python Copy x = 10 def func(): x = 5 return x print(func()) print(x)

• 5 10

• 10 5

• 5 5

• 10 10

Which function demonstrates recursion? python Copy def factorial(n): if n == 1: return 1 else: return n * factorial(n - 1)

• factorial

• factorial_recursive

• factorial_iteration

• None of the above

What is the output of the following code? python Copy def func(a, b=3): return a * b result = func(4) print(result)

• 12

• 7

• 4

• Error

Which of the following statements about recursion is true? python Copy def count_down(n): if n == 0: return else: print(n) count_down(n-1)

• Recursion will never terminate

• Recursion is only valid for integer inputs

• The function will print numbers from n down to 1

• Recursion terminates before printing

What does this code output? python Copy def test(x): return x + 2 x = test(10) print(x)

• 10

• 12

• 2

• Error

What will the following code print? python Copy def func(a, b): return a / b result = func(10, 2) print(result)

• 12

• 5

• 20

• Error

What is the output of this function call? python Copy def calculate(x, y=3): return x + y result = calculate(2, 5) print(result)

• 7

• 5

• 8

• Error

Which of the following correctly defines a function to calculate the square of a number?

• def square(x): return x * x

• def square(x) return x * x

• def square(x): x * x

• def square(x): return x^2