Download PDF
Free download in PDF Jquery Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
(1)
When referencing an HTML element preceded by a # (pound or hash), what javascript function is this equivalent to?
[A]
getElementByClassName
[B]
getElementByTagName
[C]
getElementById
[D]
None of the above
(2)
What is the each function used for?
[A]
The Each function allows you to loop through different elements with a class or ID
[B]
The Each function allows you to put the word "Each" into each element
[C]
The Each function allows you to loop though every element in a parent element
[D]
None of the above
Answer: The Each function allows you to loop through different elements with a class or ID
(3)
What are the various speed options?
[A]
Only the words "slow", "fast", and "medium"
[B]
The words "slow" and "fast" as well as integers for the milliseconds
[C]
None of the above
[D]
All of the above
Answer: The words "slow" and "fast" as well as integers for the milliseconds
(4)
If you want to stop your jQuery for a few milliseconds, which function do you use?
[A]
delay()
[B]
slowdown()
[C]
pause()
[D]
stop()
(5)
When do you use the $(this) code?
[A]
When an HTML element will reference its parent element's action
[B]
When an HTML element will reference the entire document
[C]
When an HTML element will reference its own action
[D]
None of the above
Answer: When an HTML element will reference its own action
(6)
How do you fetch the first span on the page, which has the class ‘green’?
[A]
$('span.green:first')
[B]
$('span, .green, :first')
[C]
$('first .green span')
[D]
None of the above
Answer: $('span.green:first')
(7)
Which of the following is correct?
[A]
jQuery is a JSON Library
[B]
jQuery is a JavaScript Library
[C]
None of the above
[D]
All of the above
Answer: jQuery is a JavaScript Library
(8)
What is the difference between .width() and .outerWidth()?
[A]
The methods are basically the same. The only difference is that .width() returns a number, whereas outerWidth() a string
[B]
No difference. width() is a shorthand alias for outerWidth()
[C]
width() returns the computed width of the element, while outerWidth() returns the width plus all the margins and paddings
[D]
None of the above
Answer: width() returns the computed width of the element, while outerWidth() returns the width plus all the margins and paddings
(9)
Which function do you reference in HTML form data?
[A]
val()
[B]
formData()
[C]
value()
[D]
None of the above
(10)
The speed options can be applied to which jQuery functions?
[A]
show and fadeIn
[B]
toggleCss
[C]
css and ajax
[D]
All of the above
(11)
You can test whether the browser supports specific features using...
[A]
$.browserTest
[B]
$.browser
[C]
$.featureTest
[D]
$.support
(12)
Query.noConflict(true) is used to..
[A]
Improve compatibility
[B]
Remove all jQuery variables from the global scope
[C]
Free up the $ symbol for use by other libraries
[D]
All of the above
(13)
The method that provides AJAX functionality within jQuery is named..
[A]
easyAJAX
[B]
jQueryajax
[C]
ajax
[D]
None Of The Above
(14)
You can attach a handler to an event using which method?
[A]
bind
[B]
eventAttach
[C]
eventBind
[D]
attach
(15)
$('#masterList').find('li')
.width(500).addClass('selected');
The phenomena occuring in the above code is called?
[A]
Animating
[B]
AJAX
[C]
Event bubbling
[D]
Chaining
(16)
What is jQuery?
[A]
jQuery is a library of JavaScript Functions
[B]
jQuery stands for Structured Query Language
[C]
jQuery stands for Cascading Style Sheets
[D]
jQuery communication between computers on the Internet
Answer: jQuery is a library of JavaScript Functions
(17)
Load remote data using HTTP GET
[A]
$.getScript(url,callback)
[B]
$.post(url,data,callback,type)
[C]
$.ajax(options)
[D]
$.get(url,data,callback,type)
Answer: $.get(url,data,callback,type)
(18)
When referencing an HTML element preceded by a . (dot), what javascript function is this equivalent to?
[A]
getElementByTagName
[B]
getElementByClassName
[C]
getElementById
[D]
None of the above
Answer: None of the above
(19)
Why do we usually add the stop() method before calling animate()?
[A]
stop() ends any currently running animations on the element, and prevents conflicts and pile-ups
[B]
We tell jQuery that the animation has to be stopped at some point
[C]
stop() halts the execution of the scripts on the page until the animation has finished
[D]
none of the above
Answer: stop() ends any currently running animations on the element, and prevents conflicts and pile-ups
(20)
With jQuery, look at the following selector: $("div.intro"). What does it select?
[A]
All div elements with class="intro"
[B]
The first div element with id="intro"
[C]
The first div element with class="intro"
[D]
All div elements with id="intro"
Answer: All div elements with class="intro"
Please share this page