Which of the following is an example of a jQuery plugin?
A). DataTables
B). Bootstrap
C). PHPMyAdmin
D). MySQL
How do you ensure a jQuery plugin supports method chaining?
A). Return this
B). Use $.fn.chain
C). Call the chain() method
D). Use return false
How do you provide default settings for a jQuery plugin?
A). Using $.extend()
B). Using $.defaults()
C). Using $.settings()
D). Using $.config()
How can you make a jQuery plugin reusable across different projects?
A). Encapsulate in a function
B). Hard-code values
C). Avoid comments
D). Use global variables
In a jQuery plugin, how do you select the current element?
A). this
B). $(this)
C). element
D). $(element)
What does 'return this' achieve in a jQuery plugin?
A). Supports method chaining
B). Stops execution
C). Clears data
D). Prevents errors
What is the purpose of the self-invoking function in jQuery plugins?
A). Encapsulation
B). Event binding
C). Animation
D). Ajax handling
What does the $.each() method do in jQuery?
A). Iterates over elements
B). Filters elements
C). Binds events
D). Animates elements
Which jQuery method is used to merge two or more objects?
A). $.extend()
B). $.merge()
C). $.combine()
D). $.concat()
Which method is used to extend jQuery's functionality by adding a plugin?
A). $.fn.extend()
B). $.fn.add()
C). $.fn.plugin()
D). $.fn.new()