Which statement tests if a singly linked node variable named myItem has been initialized?
A) if myItem is Null:
B) if myItem != None:
C) if myItem = None:
D) if myItem is not Null:

Question

Quizplus · Accepted Answer

In Python, None is used to represent the absence of a value, and is often used to indicate the initial state of a variable. Therefore, checking if myItem is not equal to None is a reliable way to test if the singly linked node variable has been initialized.

Which Statement Tests If a Singly Linked Node Variable Named