jQuery & JavaScript Trivia Quiz

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| By Punit.gupta
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Punit.gupta
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Quizzes Created: 2 | Total Attempts: 1,089
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  • 1/10 Questions

    jQuery is a 

    • JavaScript Library
    • JavaScript Language
    • JavaScript Method
    • None
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About This Quiz

This Jquery & javascript Trivia Quiz assesses knowledge on jQuery, a popular JavaScript library. It covers basic concepts, usage of selectors, and common functions, highlighting its role in client-side scripting and web development.

JQuery Quizzes & Trivia

Quiz Preview

  • 2. 

    Which sign does jQuery use as a shortcut for jQuery?

    • The % sign

    • The ? Sign

    • The $ Sign

    • None

    Correct Answer
    A. The $ Sign
    Explanation
    The correct answer is the $ Sign. jQuery uses the $ sign as a shortcut for jQuery. It is a commonly used symbol in jQuery code to select elements, manipulate DOM, and perform various operations. The $ sign is used to create a jQuery object and access jQuery methods and functions. It simplifies the syntax and makes it easier to write and read jQuery code.

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  • 3. 

    With jQuery, look at the following selector: $("div"). What does it select?

    • All div elements

    • The first div element

    Correct Answer
    A. All div elements
    Explanation
    The given selector "$("div")" selects all div elements on the webpage. This is because the "div" inside the quotation marks is a CSS selector that targets all HTML elements with the "div" tag. Therefore, when using this selector with jQuery, it will return a collection of all the div elements present in the DOM.

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  • 4. 

    Which jQuery method is used to hide selected elements?

    • Hidden()

    • Hide()

    • Visible(false)

    • Display(none)

    Correct Answer
    A. Hide()
    Explanation
    The correct answer is hide(). The hide() method is used in jQuery to hide selected elements. This method sets the display property of the selected elements to none, effectively hiding them from view on the webpage.

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  • 5. 

    What is the correct jQuery code to set the background color of all p elements to red?

    • $("p").layout("background-color","red");

    • $("p").manipulate("background-color","red");

    • $("p").css("background-color","red");

    • $("p").style("background-color","red");

    Correct Answer
    A. $("p").css("background-color","red");
    Explanation
    The correct jQuery code to set the background color of all p elements to red is $("p").css("background-color","red"). This code uses the css() method to modify the CSS property of the selected elements, in this case, the background-color property is set to red.

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  • 6. 

    The jQuery html() method works for both HTML and XML documents

    • False

    • True

    Correct Answer
    A. False
    Explanation
    The jQuery html() method does not work for XML documents. It is specifically designed to manipulate and retrieve HTML content. If you try to use it on an XML document, it may not produce the expected results or may throw an error. Therefore, the statement that the html() method works for both HTML and XML documents is false.

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  • 7. 

     jQuery's main focus is..

    • AJAX

    • DOM Manipulation

    • Animations

    • All

    Correct Answer
    A. All
    Explanation
    jQuery's main focus is on providing a comprehensive set of tools and functionalities for web development. It covers a wide range of areas including AJAX, DOM manipulation, and animations. jQuery simplifies the process of making asynchronous requests, manipulating the HTML structure of a page, and creating dynamic and interactive animations. By encompassing all these areas, jQuery allows developers to efficiently and effectively build interactive and responsive websites.

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  • 8. 

    jQuery uses CSS selectors to select elements?

    • False

    • True

    Correct Answer
    A. True
    Explanation
    jQuery indeed uses CSS selectors to select elements. It allows developers to use familiar CSS syntax to target and manipulate elements in the DOM (Document Object Model). This makes it easier for those already familiar with CSS to work with jQuery and perform dynamic actions on web pages.

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  • 9. 

    Is jQuery a library for client scripting or server scripting?

    • Server scripting

    • Client scripting

    • None

    Correct Answer
    A. Server scripting
    Explanation
    jQuery is a library for client scripting. It is a fast, small, and feature-rich JavaScript library that simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development. It is primarily used for enhancing the user interface of a website and improving the user experience on the client-side. Therefore, the given answer "Server scripting" is incorrect.

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  • 10. 

    Which jQuery method is used to switch between adding/removing one or more classes (for CSS) from selected elements?

    •  toggleClass()

    • Switch()

    • AltClass()

    • SwitchClass()

    Correct Answer
    A. SwitchClass()
    Explanation
    The correct answer is "switchClass()". This jQuery method is used to switch between adding and removing one or more classes from selected elements. It allows you to easily toggle the presence of classes on elements, which is useful for dynamically changing the styling or behavior of elements on a webpage.

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Quiz Review Timeline (Updated): Feb 2, 2024 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Feb 02, 2024
    Quiz Edited by
    ProProfs Editorial Team
  • Mar 05, 2019
    Quiz Created by
    Punit.gupta
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