UI(User Interface) developmet Interview Questions with Answers which are mostly asked.

LD Opensource

How to create a JQuery Plugin?


(function($) {

$.fn.helloWorld = function( options ) {

// Establish our default settings

var settings = $.extend({

text         : ‘Hello, World!’,

color        : null,

fontStyle    : null

}, options);

        return this.each( function() {        $(this).text( settings.text );     if ( settings.color ) {        $(this).css( 'color', settings.color );    } 
    if ( settings.fontStyle ) {        $(this).css( 'font-style', settings.fontStyle );    }});



$('h2').helloWorld({    text        : 'Salut, le monde!',    color       : '#005dff',    fontStyle   : 'italic'});

What are the DOCTYPE Declaration?

<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN”

<html xmlns=”http://www.w3.org/1999/xhtml”>

XHTML 1.0 Strict

This DTD contains all HTML elements and attributes, but does NOT INCLUDE presentational or deprecated elements (like font). Framesets are not allowed. The markup must also be written as well-formed XML.

<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Strict//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd”>


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