👉 What is the role of the browser other than accessing the website?
👉 What is an event in browser?
An event refers to an action or occurrence that happens in the system you are programming. The system then notifies you about the event so that you can respond to it in some way if necessary.
Embedding code, Inline code, External file.
👉 What is the role of div tag and ID in HTML?
<div id=”d1"> tag is used to create a division/container in a page and id is to give this div a unique id if we have multiple <div> tags.
👉 What is the use of getElementById() function and innerHTML keyword in JS?
The getElementById() method returns the element that has the ID attribute with the specified value. The innerHTML property is used to get or set the HTML content of an element node.
👉 What is the use of onclick, mouseover, mouseover event?
Onclick event is used to perform an action on our webpage in case of a click on an element of the webpage. Mouseover event is used to perform an action on our webpage in case when we place our mouse over an element of the webpage.
speak() function enables to add audio.
👉 What is the meaning of DOM in web technology?
👉 What do you mean by BOM?
The Browser Object Model (BOM) is a browser-specific convention referring to all the objects exposed by the web browser
👉 What is the need of AJAX?
AJAX is the technique for creating fast and dynamic web pages
👉 What is request and response in web technology?
Requests sent by the client to trigger an action on the server, and responses, the answer from the server
fetch( ) function is used to send GET or POST request.