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JavaScript Fundamentals

Core JavaScript concepts for web developers

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  1. Front
    What is a variable?
    Back
    A container for storing data values
  2. Front
    What is a function?
    Back
    A reusable block of code designed to perform a particular task
  3. Front
    What is an array?
    Back
    An ordered collection of elements that can be accessed by index
  4. Front
    What does 'const' do?
    Back
    Declares a constant variable that cannot be reassigned

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