Eduraize | jQuery Quiz 2 - Advance Your jQuery Skills with 25 Interactive Questions

01. What is the correct syntax to get the attribute value of an element in jQuery?

$(element).getAttribute("attributeName");

$(element).getAttr("attributeName");

$(element).attribute("attributeName");

$(element).attr("attributeName");

Explanation: The .attr() method is used to get or set attribute values of an element in jQuery.

02. Which jQuery method is used to set or get the HTML content of an element?

$(element).html();

$(element).getHTML();

$(element).setHTML();

$(element).contentHTML();

Explanation: The .html() method is used to get or set the HTML content of an element in jQuery.

03. Which method is used to fade in a hidden element in jQuery?

$(element).fadeShow();

$(element).showFade();

$(element).fadeIn();

$(element).fadeVisible();

Explanation: The .fadeIn() method gradually increases the opacity of a hidden element, making it visible.

04. Which jQuery method is used to insert content before an element?

$(element).before(content);

$(element).insertBefore(content);

$(element).prependBefore(content);

$(element).addBefore(content);

Explanation: The .before() method inserts content before the selected element.

05. How can you attach multiple event handlers to a single element using jQuery?

$(element).multipleOn("event1 event2", function() { ... });

$(element).bind("event1", "event2", function() { ... });

$(element).addEvent("event1", "event2", function() { ... });

$(element).on("event1 event2", function() { ... });

Explanation: The .on() method is used to bind multiple events to a single element in jQuery.

06. How can you remove a specific class from an element in jQuery?

$(element).removeClass("className");

$(element).deleteClass("className");

$(element).clearClass("className");

$(element).detachClass("className");

Explanation: The .removeClass() method is used to remove a specific class from an element.

07. Which jQuery method is used to check if an element is hidden?

$(element).hidden();

$(element).is(":hidden");

$(element).isHidden();

$(element).checkHidden();

Explanation: The .is(":hidden") method checks if an element is hidden.

08. Which jQuery method is used to replace an element with new content?

$(element).replaceContent(content);

$(element).replace(content);

$(element).replaceWith(content);

$(element).substituteWith(content);

Explanation: The .replaceWith() method replaces an element with new content.

09. Which jQuery method is used to bind an event that triggers only once?

$(element).one("event", function() { ... });

$(element).once("event", function() { ... });

$(element).bindOnce("event", function() { ... });

$(element).single("event", function() { ... });

Explanation: The .one() method binds an event handler that triggers only once for each element.

10. How can you get the text of all elements with a specific class in jQuery?

$(".className").retrieveText();

$(".className").getText();

$(".className").fetchText();

$(".className").text();

Explanation: The .text() method retrieves the text content of all matched elements.

11. How do you append an element as the first child of a parent using jQuery?

$(parent).prepend(child);

$(parent).append(child);

$(parent).addFirst(child);

$(parent).insertStart(child);

Explanation: The .prepend() method inserts content as the first child of the selected element.

12. Which jQuery method is used to execute a callback function when all animations in the queue have completed?

$(element).queue(callback);

$(element).promise().done(callback);

$(element).done(callback);

$(element).complete(callback);

Explanation: The .promise().done() method is used to execute a callback function after all animations in the queue are completed.

13. How can you add multiple classes to an element using jQuery?

$(element).addClass("class1 class2 class3");

$(element).addClasses(["class1", "class2", "class3"]);

$(element).addClassList(["class1", "class2", "class3"]);

$(element).setClasses("class1 class2 class3");

Explanation: The .addClass() method allows you to add multiple classes to an element by separating them with spaces.

14. How can you toggle a class on an element using jQuery?

$(element).addRemoveClass("className");

$(element).switchClass("className");

$(element).toggleClass("className");

$(element).flipClass("className");

Explanation: The .toggleClass() method adds the class if it is not present, and removes it if it is present.

15. Which jQuery method is used to clone an element along with its event handlers?

$(element).clone(true);

$(element).duplicate(true);

$(element).replicate(true);

$(element).copy(true);

Explanation: The .clone(true) method creates a deep copy of the element, including its event handlers.

16. How can you stop an ongoing animation and immediately jump to its final state in jQuery?

$(element).stop(false, false);

$(element).stop(true, true);

$(element).finish();

$(element).pauseAnimation();

Explanation: The .stop(true, true) method stops an ongoing animation and jumps to its final state.

17. Which jQuery method is used to remove all events attached to an element?

$(element).clearEvents();

$(element).unbindAll();

$(element).off();

$(element).detachEvents();

Explanation: The .off() method removes all event handlers attached to the selected element.

18. How do you check if an element is empty (has no child elements) in jQuery?

$(element).empty();

$(element).is(":empty");

$(element).hasNoChildren();

$(element).isEmpty();

Explanation: The .is(":empty") method checks if an element contains no child elements.

19. How can you get the index of an element among its siblings in jQuery?

$(element).index();

$(element).getIndex();

$(element).findIndex();

$(element).locateIndex();

Explanation: The .index() method is used to get the index position of an element among its siblings.

20. Which jQuery method is used to scroll to a specific element on the page?

$(element).scrollToView();

$(element).scroll();

$(element).goTo();

$(element)[0].scrollIntoView();

Explanation: The native JavaScript method scrollIntoView() can be used to scroll to a specific element, often accessed in jQuery by selecting an element and calling [0].scrollIntoView().

21. Which jQuery method is used to get the height of an element, including padding but excluding borders?

$(element).innerHeight();

$(element).outerHeight();

$(element).height();

$(element).getHeight();

Explanation: The .innerHeight() method retrieves the height of an element, including padding but excluding borders.

22. How can you execute a function when an AJAX request fails in jQuery?

$.ajax().error(function() { ... });

$.ajax().catch(function() { ... });

$.ajax().fail(function() { ... });

$.ajax().onError(function() { ... });

Explanation: The .fail() method is used to handle errors during an AJAX request.

23. Which jQuery method is used to create an animation for a specific CSS property?

$(element).cssAnimate({ property: "value" });

$(element).animate({ property: "value" });

$(element).animateCSS({ property: "value" });

$(element).styleAnimate({ property: "value" });

Explanation: The .animate() method is used to create custom animations for specific CSS properties.

24. Which jQuery method is used to bind an event handler to a dynamically created element?

$(parent).bind("childSelector", "event", handler);

$(parent).delegate("childSelector", "event", handler);

$(parent).on("event", "childSelector", handler);

$(childSelector).on("event", handler);

Explanation: The .on() method is used for event delegation by specifying the parent element and the child selector.

25. How can you add a delay between animations in jQuery?

$(element).delay(duration);

$(element).pause(duration);

$(element).wait(duration);

$(element).stop(duration);

Explanation: The .delay() method adds a delay between animations in the queue.

jQuery Quiz 02

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