January 2019
Beginner to intermediate
776 pages
19h 58m
English
These are predefined, human-readable, and understandable words or letters that are used to store some values. At the very basis of writing a program we need a variable in which we will store the data or information, and based upon the variables, we can further enhance the programming logic. As we can see in the first line, an important part of creating a variable is that it should be human-readable and understandable.
Let us take an example: Suppose I want to store a number 2 in a variable. We can choose any name for a variable and define it:
Option 1: x=2Option 2: number=2
The correct answer will be Option 2, as we know by the variable name (number) that this variable contains a specific number. As we can see in the preceding example, ...
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