JavaScript AJAX Concepts
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Questions and Answers

What is the purpose of the function called prompt() ?

  • To display a message without asking for intriing
  • To ask for the user's age and display a message
  • To display a message without asking for the user's name
  • To ask for the user's name and display a message (correct)
  • What is the use of the '+' operator in JavaScript?

  • To add numbers
  • To divide values
  • To concatenate strings (correct)
  • To subtract strings
  • What are the two ways to add JavaScript to a web page?

  • Embed JavaScript code in an HTML file and link to a separate JavaScript file (correct)
  • Link to a separate HTML file and embed JavaScript code in a CSS file
  • Embed JavaScript code in an HTML file and link to a separate CSS file
  • Link to a separate CSS file and embed JavaScript code in a JavaScript file
  • What is the purpose of the

    <p>To embed JavaScript code in an HTML file</p> Signup and view all the answers

    Where can the

    <p>Inside the or tag</p> Signup and view all the answers

    What are function parameters used for?

    <p>To take inputs and help the function run</p> Signup and view all the answers

    What happens when a function is called?

    <p>It takes inputs and returns a value when complete</p> Signup and view all the answers

    What is the purpose of the 'prompt()' method?

    <p>To ask the user for input</p> Signup and view all the answers

    What is the purpose of the 'alert()' method?

    <p>To display a message on the screen</p> Signup and view all the answers

    How many times is the 'greeting' function called in the example?

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

    What is stored in the variable 'name'?

    <p>The user's name entered through the prompt</p> Signup and view all the answers

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