A set of JavaScript multiple-choice questions has P3 answers

JavaScript has become something almost obvious, when everyone uses it. When you use Facebook, you use JavaScript. When you write a tweet you use JavaScript ... If you are learning about JavaScript, the quiz below will give you lots of useful information. Let's start.

  • Question 1. What is the prompt function (.) in JavaScript used for?
    • Displays information for entering information
    • Display a message Yes, No
    • There is no right option
    • Both forms above
  • Question 2. In JavaScript what does parseInt () function do?
    • Convert a string into numbers
    • Convert a string to a real number
    • Convert an integer into a string
    • Convert a string to an integer
  • Question 3. Perform the test if the variable 'i' is not equal to 5, which statement is correct?
    • if (i! = 5)
    • if i <> 5
    • if i =! 5 then
    • if (i <> 5)
  • Question 4. Which of the following IF statements is correct?
    • if (i == 5)
    • if i == 5 then
    • if i = 5 then
    • if i = 5
  • Question 5. Which JavaScript statement is correct to make changes in the HTML element below?

    Website TipsMake.com.

    • document.getElementById ("demo"). innerHTML = "Welcome to TipsMake.com!";
    • # demo.innerHTML = "Welcome to TipsMake.com!";
    • document.getElement ("p"). innerHTML = "Welcome to TipsMake.com!";
    • document.getElementByName ("p"). innerHTML = "Welcome to TipsMake.com!";
  • Question 6.


    • When running, open a new window to call TipsMake.com
    • Can't run because it's wrong
    • When finished, another site appears
    • There is only one TipsMake.com page
  • Question 7. Are there any ways to write JavaScript code to run in a web page?
    • Both forms of writing separate files or writing in HTML pages
    • Write together with HTML
    • Write on a separate file
    • Not in any form
  • Question 8. When does the OnMouseOver JavaScript event happen?
    • When an object in form loses focus
    • When moving the mouse over an object in the form
    • When you click your mouse on the command button
    • When an object in the form receives focus
  • Question 9. In when JavaScript Onclick event occurs when?
    • When an object in the form receives focus
    • When an object in form loses focus
    • When clicking on an object in the form
    • When clicking the command button
  • Question 10. Is JavaScript a scripting language that can hide the source code?
    • Unable to hide because of client-side scripts
    • Hide because the program works independently of the browser
    • These two statements are wrong
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A set of JavaScript multiple-choice questions has P3 answers

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