A function defined in the following way: (Select two answers) def function(x=0): return x

def function(x=0):
    return x

• may be invoked with exactly one argument
• must be invoked without any argument
• may be invoked without any argument
• must be invoked with exactly one argument

Explanation: The function has a predefined value for the parameter x; therefore it can be invoked with or without it. However, more than one argument will generate a runtime error.

More Questions: Python Essentials 1 – Module 4 Test