Modern Web Design with HTML5, CSS3, and JavaScript - Before and After Insert Triggers

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Information Technology (IT), Architecture
•
University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the 'insertBefore' method in the DOM?
To replace an existing node with a new node
To insert a node after a specified node
To insert a node before a specified node
To delete a node from the DOM
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of using 'insertBefore' with a non-existent reference node?
The new node is appended at the end of the parent node
The new node replaces the parent node
The new node is not inserted
An error is thrown
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to select the first element with a specific class in the DOM?
document.createElement
document.getElementById
document.getElementsByClassName
document.querySelector
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to add text content to a newly created element?
innerHTML
textContent
appendChild
setAttribute
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if you try to use 'insertAfter' in the DOM?
It throws an error because 'insertAfter' is not a function
It does nothing and the DOM remains unchanged
It inserts the element after the specified node
It replaces the specified node with the new element
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you simulate the 'insertAfter' functionality in the DOM?
By using 'removeChild' and then 'appendChild'
By using 'insertBefore' with the next sibling
By using 'appendChild' directly
By using 'replaceChild' method
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of creating prototypes for appending elements?
To simplify the process of creating new elements
To provide a reusable method for inserting elements before and after others
To automatically style elements with CSS
To delete elements from the DOM
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