JS 2

Question 1

Which event occurs when the user clicks on an HTML element?

Answer 1

onclick

Question 2

How to write an IF statement for executing some code if “i” is NOT equal to 5?

Answer 2

if (i != 5)

Question 3

How do you write “Hello World” in an alert box?

Answer 3

alert(“Hello World”);

Question 4

What is the correct way to write a JavaScript array?

Answer 4

var colors = [“red”, “green”, “blue”]

Question 5

How to insert a comment that has more than one line?

Answer 5

//This comment has……more than one line//
/This comment has…….more than one line/
<!--This comment has......more than one line-->

Question 6

What is the correct JavaScript syntax to change the content of the HTML element below?

<p>This is a demonstration.</p>

Answer 6

demo.innerHTML = “Hello World!”;

document.getElementByName(“p”).innerHTML = “Hello World!”;

document.getElement(“p”).innerHTML = “Hello World!”;

document.getElementById(“demo”).innerHTML = “Hello World!”;

Question 7

How can you add a comment in a JavaScript?

Answer 7

<!--This is a comment-->

//This is a comment
‘This is a comment

Question 8

Which operator is used to assign a value to a variable?

Answer 8

*

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x