React Advanced

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Question 1
What is the purpose of the FormData object in JavaScript?
A
To store the form HTML elements
B
To collect and manipulate form data, including file uploads
C
To validate form input before submission
D
To create a new form element
Question 2
In React, what does the event.preventDefault() method do during form submission?
A
It prevents the form from being submitted and the page from refreshing
B
It triggers a page reload
C
It disables the form elements
D
It automatically submits the form data to the server
Question 3
Which of the following is a benefit of using an optimistic update during form submission?
A
It guarantees the server will process the data correctly
B
It makes the form submission faster by skipping validation
C
It provides immediate feedback in the UI, even before the server responds
D
It reduces the size of the form data
Question 4
What is the purpose of handling a "pending state" during form submission in React?
A
To ensure the form data is correctly serialized
B
To indicate to the user that the form is being processed
C
To stop the form from submitting multiple times
D
To prevent the form from being submitted

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