What would be output of the following code snippet?

def multiply(x, y=2): 
    return x * y 
result = multiply(5) 
print(result)

1. 5
2. 10
3. 2
4. Error

In the following code snippet, what does 5 in the argument list represent?

def add(x, y=5):
    return x + y

1. return value
2. default value
3. input value
4. None of these

Which of the following is not a built-in function in Python?

1. input()
2. print()
3. len()
4. add()

What would be the return type of the following function in Python?

def mul(x, y): 
    return x * y 
result= multiply(5, 2) 
print(result)

1. int
2. float
3. char
4. string