Variable Names - Python
0 The 99 was replaced with the 0. Only the most recent value displays.
What will be displayed by the following program? my_value = 99 my_value = 0 print(my_value)
The value is val. Notice the quotes around the 'val' which makes it a string and not a variable.
What will the following code display? val = 99 print('The value is', 'val')
Legal (Yes it can begin with an underscore)
Is this a legal Python variable name? _Name
Legal (mixing upper and lower case is OK)
Is this a legal Python variable name? dayOfWeek
Legal (Underscore is allowed)
Is this a legal Python variable name? units_per_day
Invalid. The variable name comes first: amount=72
Is the following assignment statement valid or invalid? 72 = amount
No. Python is case sensitive and will have 2 different variables.
Is the variable name 'Sales' the same as 'sales'?
Illegal (Variable names cannot start with a digit)
Is this a legal Python variable name? 3dgraph
Legal (Python doesn't check spelling)
Is this a legal Python variable name? Juen1977
Illegal (Names may only contain letters, digits, or underscores)
Is this a legal Python variable name? Mixture#3
Illegal (Hyphens are not allowed)
Is this a legal Python variable name? Pay-rate