JavaScript Events and Event Listeners
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Questions and Answers

What method is used to create HTML elements in JavaScript?

  • makeElement
  • createElement (correct)
  • createHTML
  • generateHTML

    • How can the default submission of a form be prevented in JavaScript?

  • form.preventSubmit()
  • return true
  • return false (correct)
  • submit.preventDefault()

    • Which function is used to repeatedly execute a function at specified intervals?

  • repeatFunction
  • intervalLoop
  • setTimeout
  • setInterval (correct)

    • In JavaScript, how can a button be disabled?

    <p>setAttribute('disabled', true)</p> Signup and view all the answers

    What property would you use to find the length of a string or array in JavaScript?

    <p>length</p> Signup and view all the answers

    How is data stored in Local Storage?

    <p>As key-value pairs</p> Signup and view all the answers

    Which method would you use to ensure a function stops running at set intervals?

    <p>clearInterval</p> Signup and view all the answers

    Which function appends elements to the DOM in JavaScript?

    <p>append</p> Signup and view all the answers

    Why is information lost when reloading a page without using Local Storage?

    <p>Local Storage was not used to persist data</p> Signup and view all the answers

    What is the purpose of querying elements like the submit button and input task field once?

    <p>To optimize performance by reducing redundant queries</p> Signup and view all the answers

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