Standard Javascript Objects

Built-In Browser Objects

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The browser provides some read-only data via:

  • window
    • The top node of the DOM tree
    • Represents the browser's window
  • document
    • holds information the current loaded document
  • screen
    • Holds the user’s display properties
  • browser
    • Holds information about the browser

These objects will only be used if you were to work with HTML and websites.

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Application Question

Which of the following is a read-only data provided by JavaScript?