Interview Questions




Most Essential And Frequently Asked Interview
Questions And Answer

JavaScript

Q.How to select dropdown item based on value

Ans.:

JQuery | Select dropdown item based on the value

Change the selected option by value on the select box with jQuery is common nowadays. So let us have a select element with the list of the fruits, and we need to "select" one of its options based on one of its values. What we do is just use the “selected” selector of jQuery

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Q.How to refresh a page with jquery?

Ans.:

Jquery | Location reload() Method | Refresh a page

The Location.reload() method reloads the current URL.

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Q.Remove id attribute from an element using jquery

Ans.:

Jquery | Remove id attribute from an element

The removeAttr() function from jquery is used to removes one or more attributes from the selected elements.

$("div").removeAttr("id");
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Q.What is the difference between JavaScript and JQuery

Ans.:

JQuery | Difference between JavaScript and JQuery 

Javascript is a client-side scripting language whereas jQuery is a library (or framework) built with JavaScript.

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