Reinforce your Python variable knowledge with targeted review questions. Test declaration, naming conventions, assignment, scope, and debugging via easy-to-follow quizzes.
A variable is a named storage location in a computer's memory that is used to hold data or values. It allows programmers to store and manipulate data within a program.
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Variables provide a way to store and manage data that can be used and manipulated throughout a program. They make programs more flexible and allow for dynamic data storage.
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Declaring a variable involves specifying its name, while initializing means giving it an initial value. In Python, declaration and initialization happen simultaneously. Python is dynamically typed, so explicit type declaration isn't required.
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