Which jQuery method is used to merge two or more objects?
A). $.extend()
B). $.merge()
C). $.combine()
D). $.concat()
How can you hide an element using a jQuery plugin?
A). this.hide()
B). this.visible(false)
C). this.remove()
D). this.display('none')
Which jQuery method is used to apply a plugin to selected elements?
A). $(selector).pluginName()
B). $(selector).usePlugin()
C). $(selector).applyPlugin()
D). $(selector).newPlugin()
How can you ensure a jQuery plugin does not conflict with other libraries?
A). Use noConflict()
B). Use unique variable names
C). Avoid global variables
D). Use namespaces
How can you pass options to a jQuery plugin?
A). As an object
B). As a string
C). As an array
D). As a number
Which of the following is an example of a jQuery plugin?
A). DataTables
B). Bootstrap
C). PHPMyAdmin
D). MySQL
What does the $.extend() method do in a jQuery plugin?
A). Merge objects
B). Create animations
C). Handle events
D). Perform Ajax requests
What is the purpose of using the $.fn object in jQuery plugins?
A). To access jQuery prototype
B). To access the DOM directly
C). To handle events
D). To create HTML elements
What is the benefit of using the 'this.each()' method in a jQuery plugin?
A). Iterates through each element in the matched set
B). Selects a single element
C). Filters elements
D). Binds events
What is a common use of jQuery plugins?
A). Enhancing user interfaces
B). Connecting to databases
C). Server-side scripting
D). File handling