Week 13_Lesson 2

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Questions and Answers

Which jQuery method is used to append content to a selected element?

add()
insert()
appendTo()
append() (correct)

The jQuery before() method adds content before the selected elements.

True (A)

What does the jQuery remove() method do?

It removes the selected element and all its child elements.

The jQuery __________ method is used to remove all child elements from a selected element.

empty Signup and view all the answers

Match the following jQuery methods with their functionalities:

append() = Adds content at the end of selected elements remove() = Removes selected elements and their children empty() = Removes only the child elements before() = Inserts content before the selected element Signup and view all the answers

What method is used to add elements after the currently selected HTML elements?

after() (C) Signup and view all the answers

The prepend() method can only add one element at a time.

False (B) Signup and view all the answers

What are the two methods used to add elements before and after selected HTML elements?

before() and after() Signup and view all the answers

The ______ method in jQuery is used to insert content at the end of selected elements.

append Signup and view all the answers

Which of the following can be used to create a new element with DOM?

document.createElement('p') (B) Signup and view all the answers

The jQuery append() method can only append text and not HTML elements.

False (B) Signup and view all the answers

Which jQuery method would you use to insert content before an image?

before() Signup and view all the answers

Match the following jQuery methods with their description:

append() = Inserts content at the end prepend() = Inserts content at the beginning before() = Inserts content before the selected element after() = Inserts content after the selected element Signup and view all the answers

Which jQuery method is used to insert content at the end of selected HTML elements?

append() (C) Signup and view all the answers

The remove() method in jQuery only removes the selected elements without affecting their child elements.

False (B) Signup and view all the answers

What method is used to insert content before selected HTML elements?

before() Signup and view all the answers

The jQuery method that adds one or more classes to the selected elements is called ___.

addClass() Signup and view all the answers

Match the following jQuery methods with their functions:

append() = Inserts content at the end prepend() = Inserts content at the beginning remove() = Removes the selected element empty() = Removes child elements of the selected element Signup and view all the answers

Which method would you use to insert content after a selected HTML element?

after() (D) Signup and view all the answers

The empty() method removes all elements from the DOM.

False (B) Signup and view all the answers

What does the prepend() method do in jQuery?

Inserts content at the beginning of selected elements Signup and view all the answers

The jQuery method that removes one or more classes from the selected elements is called ___.

removeClass() Signup and view all the answers

What does the jQuery append() method do?

Inserts content at the end of selected elements (A) Signup and view all the answers

The prepend() method adds new content before the selected HTML elements.

True (A) Signup and view all the answers

Name the method that inserts content after the selected elements in jQuery.

after() Signup and view all the answers

The jQuery method that inserts content at the beginning of the selected elements is called ______.

prepend() Signup and view all the answers

Match the jQuery methods with their functions:

append() = Inserts content at the end of selected elements prepend() = Inserts content at the beginning of selected elements after() = Inserts content after the selected elements before() = Inserts content before the selected elements Signup and view all the answers

Which method can be used to add multiple new elements in one go?

both append() and prepend() (A) Signup and view all the answers

The before() method adds new HTML content after the selected elements.

False (B) Signup and view all the answers

In jQuery, what action does the prepend() method perform?

Inserts content at the beginning of the selected elements. Signup and view all the answers

To add a new item to the end of an ordered list (ol) in jQuery, you would use the ______ method.

append() Signup and view all the answers

Which of the following correctly defines the use of the after() method?

Inserts content after the selected elements (A) Signup and view all the answers

What does the addClass() method do in jQuery?

Adds one or more classes to the selected elements (D) Signup and view all the answers

The removeClass() method can be used to add classes to selected elements.

False (B) Signup and view all the answers

What is the purpose of the toggleClass() method?

To toggle between adding and removing classes from selected elements. Signup and view all the answers

The jQuery method that sets or returns the style attribute is called ______.

css Signup and view all the answers

Which of the following is a correct example of the addClass() method in jQuery?

$(document).ready(function(){ $('p').addClass('highlight'); }); (D) Signup and view all the answers

The jQuery method css() can add classes to selected elements.

False (B) Signup and view all the answers

Describe how the removeClass() method is used.

It is used to remove specified classes from selected elements. Signup and view all the answers

When you click on a button, the toggleClass() method toggles the '______' class on the selected elements.

blue Signup and view all the answers

What effect does the following jQuery code have? $('h1, h2, p').removeClass('blue');

Removes the class 'blue' from h1, h2, and p elements (A) Signup and view all the answers

What will happen when the jQuery after() method is used?

It adds new content after the selected HTML element. (D) Signup and view all the answers

Which of the following methods can be used to insert content at the beginning of a selected HTML element?

prepend() (D) Signup and view all the answers

When using the append() method, which of the following types of elements cannot be added directly?

JavaScript objects (A) Signup and view all the answers

Which scenario incorrectly represents the use of the before() method?

Inserting a new paragraph after a div element. (B) Signup and view all the answers

What is the main advantage of using jQuery's after() and before() methods?

They can work with any number of new elements as parameters. (B) Signup and view all the answers

What is one function of the jQuery prepend() method?

Inserts content before the selected elements. (A) Signup and view all the answers

Which statement about the jQuery append() method is true?

It can take multiple new elements as parameters. (B) Signup and view all the answers

What would be the effect of using the jQuery after() method?

It inserts content right after the selected elements. (A) Signup and view all the answers

What type of content can be added with jQuery methods like append(), prepend(), and others?

Both text and new HTML elements. (A) Signup and view all the answers

In jQuery, which methods can be used to add new content to existing HTML elements?

append() and prepend() (B) Signup and view all the answers

Which method would you use to completely remove an element and its child elements from the DOM?

remove() (B) Signup and view all the answers

What will happen if you use the empty() method on a selected element?

It leaves the selected element but removes its child elements. (A) Signup and view all the answers

Which method can be used to add new elements immediately after another selected element?

after() (A) Signup and view all the answers

When creating a new element with jQuery using $() constructor, how would you insert text into it?

Using the text() method after creating the element. (B) Signup and view all the answers

What is the primary difference between the remove() and empty() methods in jQuery?

remove() removes elements and children, while empty() only removes children. (D) Signup and view all the answers

Which of the following correctly describes how to append multiple elements with jQuery?

Use the after() method to append multiple elements in one call. (B) Signup and view all the answers

What is the purpose of the jQuery call $(document).ready(function() { ... });?

It ensures that the DOM is fully loaded before executing any code. (A) Signup and view all the answers

Which of the following statements about the remove() method is true?

It can remove multiple elements in one call. (B) Signup and view all the answers

What would be the result of the following jQuery code: $('.container').empty();?

It retains the '.container' element but removes all its child elements. (A) Signup and view all the answers

Which method correctly creates a new HTML element using pure JavaScript?

document.createElement() (C) Signup and view all the answers

Flashcards

jQuery append()

Adds HTML content to the end of selected elements.

jQuery prepend()

Adds HTML content to the beginning of selected elements.