Master JavaScript Objects
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Questions and Answers

Which of the following is true about objects in JavaScript?

  • Objects are only used to create virtual coffee cups
  • Objects are only used in object-oriented programming
  • Objects are not commonly used in modern programming languages
  • Objects are easy to understand and are a core part of JavaScript (correct)

    • What is the difference between dot notation and bracket notation when accessing object properties?

  • There is no difference between dot notation and bracket notation
  • Bracket notation must be used for property names with dashes (correct)
  • Dot notation is faster and shorter to write than bracket notation
  • Bracket notation is preferred in JavaScript

    • What can be considered a table of data for an object's properties and values?

  • The object's constructor
  • The object's prototype
  • The object's characteristics (correct)
  • The object's methods

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