html JS

Question 1

How is JavaScript embedded inside an HTML page?

Answer 1

We can create a
“”

in head or body. We can define functions here and these functions can be called by button onClick event.

Question 2

How do u get developer tools in a browser?

Answer 2

Right click on the page, choose ‘inspect’.

or,
CTL Shift j

Question 3

In developer tools, how can various web page elements be accessed?

Answer 3

By using “document” object, which represents current web page displayed in the browser.
We can print the value of “title” by typing,
document.title
in the console.

Question 4

How do u access a web page’s elements in JavaScript?

Answer 4

By assigning elements an id, and accessing them in JS using getElementById(“id”);

<h1>Taaza Khhabar</h1>

document.getElementById(“headline”);

Question 5

What is a quick way to get an output msg from a web page.

Answer 5

use alert("ABCD");
in a JavaScript.

u can also use console.log(“ABCD”);
This will appear in developer console.

Question 6

How do u associate an event listener to a button.

Answer 6

By calling

buttonID.addEventListener(‘click’, function);

Question 7

How to get chrome developer tools?

Answer 7

Right click on the page, and select “inspect”
or
press F12 key