JavaScript Quiz
How to insert a comment that has more than one line?
/*This comment has more than one line*/
How can you add a comment in a JavaScript?
//This is a comment
What is the correct syntax for referring to an external script called "xxx.js"?
<script src="xxx.js">
Inside which HTML element do we put the JavaScript
<script>
Which operator is used to assign a value to a variable?
=
Where is the correct place to insert a JavaScript
Both the <head> section and the <body> section are correct
JavaScript is the same as Java.
False
The external JavaScript file must contain the <script> tag.
False
How do you find the number with the highest value of x and y?
Math.max(x, y)
How do you round the number 7.25, to the nearest integer?
Math.round(7.25)
Is JavaScript case-sensitive?
Yes
How do you write "Hello World" in an alert box?
alert("Hello World");
What is the correct JavaScript syntax to change the content of the HTML element below? <p id="demo">This is a demonstration.</p>
document.getElementById("demo").innerHTML = "Hello World!";
How does a FOR loop start?
for (i = 0; i <= 5; i++)
How do you create a function in JavaScript?
function myFunction()
How to write an IF statement for executing some code if "i" is NOT equal to 5?
if (i != 5)
How to write an IF statement in JavaScript?
if (i == 5)
How do you call a function named "myFunction"?
myFunction()
How can you detect the client's browser name?
navigator.appName
Which event occurs when the user clicks on an HTML element?
onclick
How do you declare a JavaScript variable?
var carName;
What will the following code return: Boolean(10 > 9)
true
What is the correct way to write a JavaScript array?
var colors = ["red", "green", "blue"]
What is the correct JavaScript syntax for opening a new window called "w2" ?
w2 = window.open("http://www.w3schools.com");
How does a WHILE loop start?
while (i <= 10)
