JavaScript Modules and Name Conflicts Quiz
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Questions and Answers

What is the primary purpose of using modules in modern JavaScript applications?

  • To provide a way to share data between different files
  • To enable asynchronous execution of code
  • To improve code organization and readability
  • To prevent global namespace pollution (correct)

    • How do you tell the browser that a JavaScript file is a module and not a regular external JavaScript file?

  • By including a `module` attribute in the `
  • By including a `type="module"` attribute in the ` (correct)
  • By including a `` tag instead of a `
  • By including a `module.js` file extension instead of `.js`

    • How are literals (variables, functions, etc.) defined within a JavaScript module made available to other scripts outside the module?

  • They are not made available to other scripts by default
  • By using the `global` keyword
  • By using the `export` keyword (correct)
  • By using the `import` keyword

    • What is the primary characteristic of asynchronous code in JavaScript?

    <p>It relies on the browser's event loop mechanism</p> Signup and view all the answers

    What is a common use case for asynchronous JavaScript code in modern web applications?

    <p>Fetching data from a server without refreshing the entire page</p> Signup and view all the answers

    How do multi-tasking operating systems typically achieve asynchronous execution of code?

    <p>By running each task in a separate thread and switching between them</p> Signup and view all the answers

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