Elance jQuery Test Answers 2015
·
How is jQuery licensed?
Open source
Private
Secret
Proprietary
var result =
$("#div").css("color","red") What does the
"result" var contain?
jQuery object
False
True
CSS property
Which custom selector is case sensitive?
:case()
medium
:contains()
:includes()
:custom()
What does the empty() function do?
Removes all child nodes of the set of matched
elements from the DOM
Clears the text in a node
Checks if a node is empty
Removes all child nodes of the set of matched
elements from the DOM including the parent node
What element type can you apply the
"jQuery.unique(...)" on?
Arrays of strings
Arrays of numbers
Arrays of DOM elements
Arrays of characters
Which of the following jQuery functions are
deprecated?
.live()
.browser()
.die()
.sub()
All of these
When an event is triggered on an element, the
same event is also triggered on all of that element’s ancestors. What is the
name of this process?
global event
medium
event bubbling
progressive enhancement
upward progress
The insertAfter function adds a new element as
a sibling. What comparable function adds a new element as a child?
appendTo
addChild
createChild
insertNew
expandFamily
Which function locates elements at the same
level as the current selection?
.children()
.find()
.siblings()
.closest()
What is the difference between remove() &
empty()
remove() method removes the selected element(s) and
its child elements whereas empty() method removes the child elements of the
selected element(s)
they are same
remove() method removes the child elements of the
selected element(s) whereas empty() method removes the selected element(s) and
its child elements
Why do we add the stop() function before the
animate() function?
to stop the animation after it has finished.
stop() ends any currently running animations on the
element.
stop() halts the execution of the scripts on the
page until any animations have finished.
to tell jQuery that the animation has to be stopped
at some point.
What does $("div#intro .head")
select?
The first element with id="head" inside
any div element with class="intro"
All elements with class="head" inside the
first div element with id="intro"
All div elements with id="intro" or
class="head"
True or false? The jQuery library can be used
to request a server-side script.
True
False
What does the greater sign (>) indicate in
the following code? $('#summary > div').hide();
chaining
hierarchical relationship
directional indicator
child selector
comparison operator
The selector :disabled will perform the
following:
Select only elements in a disabled state
None of the above
Disable any elements currently set to an enabled
state
Create a new element with the state set to disabled
Which of the following statement returns all
anchor links that start with "https"?
$('a[href] = "https"');
$('a[href="https"]');
$('a[href^="https"]');
$('a[href$="https"]');
Which part of the following statement is the
action? $('p').css('color','blue');
$('p')
'color'
'blue'
.css
You can copy an element by calling which of
the following methods?
clone()
cloneTo()
moveTo()
copy()
What jQuery function is used to set an
element's markup content?
document.write()
.html()
echo()
.content()
What is the equivalent of the following code?
$('div').click(function {alert(1);});
$('div').handler('click',function {alert(1);});
$('div').bind('click',function {alert(1);});
$('div').event('click',function {alert(1);});
$('div').call('click',function {alert(1);});
Which of the following is used to schedule a
function to execute after an animation has completed?
progressive enhancement
callback function
graceful degradation
chaining
AJAX
If you want to change the text displayed in a
paragraph by adding text before what's currently displayed, which would be
correct?
$('p').prepend('text to add');
$('p').text('text to add');
$('p').html('text to add');
$('p').content('text to add');
$('p').append('text to add');
What does the following code do?
$('#mydiv').wrap('<div/>');
duplicate the element id 'mydiv'
Create a div next to the element id 'mydiv'
Create a parent 'div' tag for element id 'mydiv'.
How do you pass options to a plugin?
$("...").foobar( option1: 123, option2: 9
);
$("...").foobar({ option1: 123, option2:
9 });
$("...").foobar([ option1: 123, option2:
9 ]);
True or False : It is possible to use relative
values for jQuery animate() method.
False
True
What is the END STATE STYLE of the paragraph
element in the code $('p').hide(); ?
opacity: 0;
display: none;
height: 0;
visibility: hidden;
What method is used to set one or more style
properties for selected elements?
javascript()
html()
style()
css()
How do you clear the contents of this
paragraph element? <div id='file'><p>content goes
here</p></div>
$("#p").empty()
$('#file p').empty();
$("file").clear();
$("#file").clear();
$(".file").empty();
How would you prevent the default browser
action from an event handler without affecting other properties of the event
flow?
$a.click(false);
$a.click(function () { /* code */ return false; });
$a.click(function (e) { /* code */ e.returnValue =
false; });
$a.click(function (e) { /* code */
e.preventDefault(); });
Which is a state selector?
$('.name')
$('#name')
$(':name')
Which is an example of chaining a jQuery
command?
$("#box").fadeOut().fadeIn();
$(#box).fadeOut().fadeIn()
$(<#box>).fadeOut().fadeIn();
$(“box”).fadeOut().fadeIn()
What can be used to append a new paragraph
element into a div with id 'mydiv'?
$("div#mydiv").never("<p>Paragraph</p>");
$("div#mydiv").before("<p>Paragraph</p>");
$("<p>Paragraph</p>").appendTo("div#mydiv");
$("<p>Paragraph</p>").new("div#mydiv");
The "hide()" function set which of
the following properties?
The "width" property
The "height" property
The "visibility" property
The "display" property
True or False? live() method has been removed
from version 1.9
False
True
What method is the primary means of attaching
a handler to an event?
.attach()
.on()
.link()
.behavior()
Which of the following is NOT a valid example
of a selector filter?
tr:even
div:left
tr:odd
p:first
li:last
What does every selector expression return?
recordset
HTML text
jQuery object
result set
Where does jQuery code run?
client browser
host server
client server
host browser
$.foo() is equivalent to:
None of them
javascript.foo()
jQuery.foo()
document.foo()
How do you schedule a Javascript function to
execute as soon as the document has been interpreted by the browser?
.hide()
.show()
.load()
.ready()
True or False : jQuery method fadeTo() permits
fading to a given opacity.
True
False
How do you change the CSS property 'color' of
an element?
$("#someID").css("color:red");
$("#someID").css("color","red");
$("#someID"))((.style("color","red");
$.css("color:red");
What method is used to switch between
adding/removing one or more classes (for CSS) from selected elements?
switch()
toggleClass()
switchClass()
classSwitch()
What keyword would you use to refer to the
object on which the currently executing method has been invoked?
object
here
medium
that
this
Which function is used to make a copy of a
selected element?
.copy()
.duplicate()
.clone()
.repeat()
How do you delete an element with an id of
"dialog" from the DOM using jQuery?
$(".dialog").remove();
$("#dialog").delete();
$.remove("#dialog");
$.delete(#dialog);
$("#dialog").remove();
Which is a syntactically valid jQuery command?
jQuery("book").fadeOut{}
$("book").fadeOut{}
$(#book).fadeOut();
$("#book").fadeOut();
Which of the following is the correct command
to fade in an element over a three-second time period?
fadeIn(3000)
fadeIn('3 seconds')
fadeIn('three')
fadeIn('3 sec')
fadeIn(3)
Illustrate selecting a HTML element using its
class:
$("#myClass")
$('#myClass')
$(".myClass")
#(".myClass")
Which of the following is valid?
$('p').css('color: red;');
$('p').css('color: red');
$('p').css('color', 'red');
Which command selects an element using its ID?
$("#myID")
#{".myID"}
${."myID"}
${"#myID"}
How would you hide the following element ?
<input id="id_txt" name="txt" type="text"
value="" />
$("text").hide();
$(#id_txt).remove();
$("#id_txt").hide();
$("id_txt").hide();
$("#id_txt").remove();
Which selector matches all elements?
#
*
&
?
Which method is used to prevent the default
action of an event?
event.preventAction()
event.stopDefault()
event.stopData()
event.preventDefault()
What is '$();' equivalent to?
Function();
jQuery();
operator();
java();
function();
Which sign does jQuery use as a shortcut for
jQuery?
the > sign
the $ sign
the # sign
the . sign
What does the jQuery attr() function do?
Takes the name of an attribute on the page and
makes it animate.
Takes the name of an attribute on your page and
gives the value of that attribute.
Takes the name of an attribute and duplicates it.
Takes the element and duplicates it.
Which method is used to hide selected
elements?
hidden()
display(none)
hide()
hide(display)
Which is a class selector?
$('_name')
$('.name')
$('#name')
What does this script do? $(function() { $(
"#effect" ).animate({ backgroundColor: "#fff" }, 1000 );
});
Changes the background color of the element with id
'effect' to #fff within 1 second.
Changes the background color of the element with
class 'effect' to #fff within 1 second.
$() is an alias of the jQuery() function
False
True
What is the difference between .width() and
.outerWidth()?
Only difference is .width() returns a number &
outerWidth() returns a string.
width() returns the computed width of the element
while outerWidth() returns the width plus all the margins and paddings.
No difference. width() is a shorthand alias for
outerWidth()
Which is NOT a jQuery method?
toggle()
fadeIn()
show()
alias()
Is jQuery a library for client scripting or
server scripting?
Server Scripting
Client Scripting
Illustrate the code needed to include the
jQuery library in an HTML file:
<script
src="jQuery.js"></script>
$(script) src="jQuery.js")
$script src="jQuery.js"
$(script src)="jQuery.js"(/script)
The '#' symbol indicates a lookup on what?
element
Name
element's ID
Attribute
What do selectors do?
Allows selection of libraries.
Allows the content to be stopped at some point.
Allows you to select an array in the node list.
Allows you to select HTML elements (or groups of
elements) by element name, attribute name or by content.
Which is an id selector?
$('.name')
$('#name')
$(':name')
jQuery uses CSS selectors to select elements?
False
True
How do you test if an element has a specific
class?
use .getClass()
use .isClass()
use.class()
use .hasThis()
use .hasClass()
Is it possible to use jQuery with AJAX?
No
It is code dependent
Yes
What language is jQuery constructed in?
JavaScript
C++
Java
PHP
What function can be used to alternate an
element's state between display and hidden?
alternate
toggle
switch
flip
reverse
Which of the following is correct?
jQuery is a JavaScript Library
jQuery is a python Library
All of these
jQuery is a JSON Library
Which of the following is correct?
jQuery is a JavaScript Library
jQuery is a JSON Library
None of these
What language is jQuery written in?
PHP
CSS
JavaScript
Java
What is the proper way to show an element?
$('#foo').showElement();
$('#foo').style('show');
$('#foo').show();
$('#foo').display('show');
What is the difference between searching
'find()' and 'children()'
Both do similar tasks
There is no find() function
There is no children() function
The .find() and .children() methods are similar,
except that the latter only travels a single level down the DOM tree.
What is jQuery used for?
Rapid web development
Overcome cross-browser issues
All of these
Simplify JavaScript coding
Which of the following methods can be used to
remove the title of an img element?
$("img").remove("title")
$("img").deleteTitle()
$("img").removeAttr("title")
$("img").removeTitle()
True or false: it is possible to use jQuery
together with AJAX?
True
False
jQuery.trim() function is used to ?
Remove Whitespace from beginning of string
Remove Whitespace from beginning & ending of
string
trim() is not a valid Jquery function
Remove Whitespace from end of string
With jQuery, look at the following selector:
$("div.intro"). What does it select?
The first div element with id="intro"
All div elements with class="intro"
The first div element with class="intro"
All div elements with id="intro"
Which method stops an event before the default
action is triggered?
medium
.stopDefault()
.preventDefault()
.stopEvent()
.end()
Which function does jQuery provide to remove
whitespace from the beginning and end of a string?
$.strip( )
jQuery does not provide such function.
$.trim( )
$.stripspace( )
Is it possible to use jQuery together with
AJAX?
Yes
No
code for making all div elements 100 pixels
high?
$("div").height.pos=100
$("div").height=("100")
$("div").height="100"
$("div").height(100)
What does $("div.intro") select?
The first div element with class="intro"
The first div element with id="intro"
All div elements with class="intro"
All div elements with id="intro"
Which of the following statements will display
an alert dialog when the button with id "myBtn" is clicked on?
$("#myBtn").click( function() {
alert("hello"); } );
$var handler = $function() { alert("Hello");
}; $("#myBtn").click( handler() );
$("#myBtn").click(
alert("hello") );
$("#myBtn").click( alert(event) );
Which of the following does jQuery NOT
integrate seamlessly with?
HTML
Java
CSS
DOM
Is this a valid statement in jQuery?
$("#foo").hide().show().css("color",
"red").fadeOut();
Yes
No
Which of the following statement best
described the following code snippet:
$('#myID').animate({width:"90%"}, "fast");
Animate the tag with myID from 90% width to 100%
width.
Animate the tag with myID from 90% width to the
current width.
Animate the tag with myID from 90% width to 0%
width.
Animate the tag with myID from the current width to
90% width.
To dynamically set the src attribute of all
img elements use:
$('img').attr('src', 'photo.jpg');
$('img').attr('src').set('photo.jpg');
$('img src').set('photo.jpg');
$(img).setAttribute('src', 'photo.jpg');
In the following statement, which is the
selector? $('p').css('color','blue');
color
.css
p
blue
How do you fetch the first span on the page
which has the class 'white'?
$('span; white: first')
$('first.span.white')
$('white;span;first')
$('span.white:first')
When using jQuery animation, you can specify
duration in the following format:
500
All of these
'fast'
Leave it blank
Which of the following selectors is the
fastest?
$('div');
$('#container');
$('.grid12');
$('div+.grid12');
$('#container+div');
Which jQuery function is used to prevent code
from running, before the document is finished loading?
$(window).load()
$(document).ready()
$(document).load()
$(body).onload()
What character is used to identify a child
combinator relationship?
plus (+)
medium
left carat (<)
right carat (>)
minus (-)
Which jQuery method is used to perform an
asynchronous HTTP request?
jQuery.syncAjax
jQuery.asyncAjax()
jQuery.ajaxSetup()
jQuery.ajax()
What jQuery function is used to add HTML
content just outside of a selection?
outside()
after()
more()
later()
What does the animate method do?
Allows you to create a cartoon using the DOM
Allows you to animate any CSS property controlled
by an alphabetic value
Allows you to animate CSS property controlled by a
numeric value
What is the correct way to check if an element
has a specific class?
hasClass("foo", "bar");
$("#foo").hasClass(".bar");
$("#foo").hasClass("bar");
$("#foo").class('bar');
Which of the following is a subset of jQuery's
CSS selectors?
attribute selectors
css3 selectors
universal selectors
All of these choices are subsets
child selectors
The following code is an example of ______:
$('.tooltip').hide().fadeIn(9000).delay(1000).fade0ut(9000);
it ends a statement
statement
an effect that disables
Chaining
Which method is used to bind an event handler
to existing and future matching elements?
attach();
click();
.on();
How should your JQuery code be wrapped so it
executes only once the page has loaded?
$(document).ready(function () { /* Code goes here
*/ });
$(document).ready({ /* Code goes here */ });
$(document).ready(function { /* Code goes here */
});
document.ready(function () { /* Code goes here */
});
$(document).pageloadcomplete(function () { /* Code
goes here */ });
What does the $.get() jQuery function do?
It fires a GET OBJECT request
It returns an object
It returns the DOM elements that are contained in
the jQuery object.
It fires a GET AJAX request
Which selector will only return one element?
:one-based()
:nth-child()
:even
:odd
What method returns control of the $
identifier to other libraries?
.$()
.library()
medium
.noConflict()
.return()
Which term is given to the jQuery feature that
allows the attachment of one function to another?
chaining
stringing
concatenation
outer join
What is the output of the following:
$.each([1,2,3], function(){ document.write(this + 1); });
1231
"234"
undefined
223
What keyword can be used to refer to the
element that triggered the event (in the event handler callback)?
this
that
e
event
element
What does $('#myDiv').load('page.html') do?
it loads the #myDiv on the contents of the
'page.html' browser
It adds the string 'page.html' as the contents of
the #myDiv div.
it fires an AJAX request, fetches the result of
page.html as text, and inserts it into the div
What is not a an AjaxEvent.
.ajaxRun()
.ajaxComplete()
.ajaxSend()
.ajaxError()
.ajaxStop()
Which jQuery method can be used to bind both
the mouseover and the mouseout events?
toggle()
hover()
mouse()
change()
switch()
What does the following code do:
$('#myDiv').trigger('click');
It makes a click on any element and creates a
trigger.
It simulates a click on the element and runs all
the event handlers associated with it.
When a click occurs the trigger is going to be
activated.
It sets up a trigger. When a click occurs, the
trigger is going to be activated.
What method checks for the presence of a class
before applying or removing it?
.apply_remove()
medium
.checkPresence()
.toggleClass()
.checkFunction()
$(function(){ //executable code }); The
executable code will be run:
after the DOM has loaded, but prior to anything
else loading
after everything except other scripts are loaded
after all other javascript has been read and
executed
before anything has loaded
after everything has loaded
What method selects the sibling element that
immediately follows the current one?
next()
sibling()
medium
next_element()
next_sibling()
What term refers to the acceleration and
deceleration that occurs during an animation?
resizing
easing
speeding
velocity
gradient
Given the following HTML code snippet: <div
id="wrapper"> <div class="wText">...</div>
...<!-- more wText items here --> <div class="wImg">...</div>
...<!-- more wImg items here --> <div
class="wVideo">...</div> ...<!-- more wVideo items here
--> </div> How would you get a collection of all the items inside the
"wrapper"?
$('#wrapper').find("all");
$('#wrapper').html();
$('#wrapper').contents();
$('#wrapper').children();
How to Remove from the queue all items that
have not yet been run in jquery?
dequeue()
hide()
queue()
clearQueue()
What is $(fn); a shortcut for?
$( fn() ); // Shortcut to create or select elements
using the string returned by the "fn" function.
$(window).on('load', fn);
$(document).ready(fn);
Which one will be found faster?
$('#element')
$('div#element')
$('.element')
$('div.element')
The "complete" callback in a jQuery
AJAX request, is called only after...
the AJAX request is failed
if there is no "success" callback defined
in the AJAX request
the AJAX request is successful without any errors
the AJAX request finishes, irrespective of error or
success
For best performance in modern browsers, which
of the following would you use to select all radio inputs?
$('[input.radio]');
$('.radio');
$('[type="radio"]');
$('[input="radio"]');
$('||radio');
how do you select the content document of an
iframe on the same domain jQuery
.find()
.children()
.contents()
.filter()
Which of these is NOT a pseudoclass?
:before
:last
:first
:next
:after
How to set default options for all future AJAX
requests?
.ajaxSend()
jQuery.ajax()
.ajaxStart()
jQuery.ajaxSetup( options )
By default, the outerWidth(true) function
returns the width of the element including
margin,border and padding
border and padding
margin and padding
margin and border
Which of the following selectors is NOT
equivalent to the others?
:nth-child(1)
:first-child
:first
True or False? jQuery UI is part of jQuery.
True
False
What does this code do:
$('#id1').animate({width:"250px"},
"slow").animate({height:"250px"}, "fast");
First the height animates, then the width animates.
First the width animates, then the height animates.
Both the width and height animates at the same
time.
Which of the following is NOT a custom jQuery
form selector?
:selected
:checkbox
:enabled
:form
What does the filter() method do in this:
$('div').filter('.nav')
it sifts through all divs and leaves only those
contained within a .nav element
The filter funtion is run when the DOM is
initialized
it filters all the ('.nav') and leaves only the
divs
it sifts through all the divs and leaves only those
with the nav class
What does the following code do?
$(".foobar").find(".foo").fadeOut();
Fade out of elements matching ".foobar"
Fade out of elements matching ".foo" that
are descendants of elements matching ".foobar"
Fade out of all descendants of elements matching
".foo" inside those matching ".foobar"
Fade out of all children of elements matching
".foobar"
How do I pull a native DOM element from a
jQuery object?
$("#foo[0]");
$( "#foo" ).get(native[ 0 ]);
$( "#foo" ).get( 0 );
$( "#foo" ).find(native[ 0 ]);
Which of the following will get the CURRENT
COORDINATES of the first element in the set of matched elements, RELATIVE TO
THE DOCUMENT?
position()
offset()
pos()
coord()
<div
id="MyDiv">Two</div> <div
id="MyDiv">One</div> <div
id="MyDiv">Five</div> Given the above HTML What would the
output of the following code be? var myDivText = $('#MyDiv').text()
console.log(myDivText)
Five
One
Undefined
Null
Two
$(".clicker").click(function() {
$('link[rel=stylesheet]').attr('href' , $(this).attr('rel')); }); The above is
used to do what?
Reload the currently selected stylesheet upon clicking
the element with class "clicker"
Change the stylesheet loaded in the page upon
clicking the element with class "clicker"
Nothing, it returns a console.log error
Adds the contents of another stylesheet to the
currently loaded one upon clicking the element with class "clicker"
What method allows us to remove values that
were previously set using jQuery.data()?
.clearQueue()
.dequeue()
.removeData()
.data().remove()
Which can be used to detect broken images?
image.elements()
$("img").isBroken()
image.error()
$("img").error(callbackFunction)
$("img").error()
What is the name of a function that intercepts
combinations of user actions?
combo function
medium
user generated event
user function
compound event handler
What is the difference between $('#element').remove()
and $('#element').detach()
detach() removes the element from the DOM, while
remove() only removes jQuery data.
remove() removes the element from the DOM, while
detach() only removes jQuery data.
detach() removes the element along with all the
jQuery data, whereas remove() only removes it from the DOM.
remove() removes the element from the DOM along
with any jQuery data, while detach() only removes the element from the DOM.
How can you get the number of paragraphs in
the html document using jQuery?
$('p').count()
$('p').length
count($('p'))
$('p').length()
$('p').count
What index value does the :nth-child()
selector starts with?
1
2
0
What does this return:
$(".class").attr("id");
The value of the 'id' attribute for all the
elements in the set of matched elements
The value of the 'id' attribute for the first
element in the set of matched elements
The value of the 'class' attribute for the first
element in the set of matched elements
Nothing
What does the serialize() method do: $('#myForm').serialize();
fetches the names and values in all input fields
and creates a JSON representation of the form
fetches the names and values in all input fields,
and returns them as an object.
fetches the names and values of all the input
fields contained in the form, and generates a URL encoded string representation
fetches the code and makes it numeric.
How do you get the value of the selected radio
button in a group of radio buttons with the name of 'radioName'?
$('#myForm', 'input[name=radioName]').is('checked').val()
$('input[name=radioName]:first').val()
None of these
$('input[name=radioName]:checked', '#myForm').val()
True or False: .position() accepts an optional
argument as a selector
false
true
What will be the value of "display"
css property of the following tag? $('span').hide(); $('span').show();
It will vary depending the value of the span's
initial display property
block
inherit
inline-block
inline
Which will NOT select the second
"li" element?
$( "li:eq( 1 )" )
$( "li:eq( 2 )" )
$( "li:nth-child( 2 )" )
Event delegation:
Does not let you pause or delay the propagation of
events
Is a technique that lets you separate
event-handling code from other code
Allows you to register handlers before elements are
added to the page
Allows you to trigger events on related DOM
elements simultaneously
Which is not a type of selector?
Javascript Selector
Custom Selector
XPath Selector
CSS selector
What is an event handler?
A function that occurs during and after the event
is executed.
A function that executes your code before the event
occurs.
A function that executes your code as the event
occurs.
A function that executes your code after the event
occurs.
Which jQuery method animates the height of
matched elements?
.height()
All of these
.slideToggle()
None of these
.slideHeight()
Which of the following syntaxes are equivalent
to $(document).ready(handler)?
.ready()
.load()
All of these
$(handler)
What does this do?
$("p").find("span").end().css("border", "2px
red solid");
Selects all paragraphs, finds span elements inside
these, go to the end of each paragraph, then apply CSS rule.
Selects all paragraphs, finds span elements inside
these, and reverts the selection back to the paragraphs, then apply CSS rule.
Selects all paragraphs, apply CSS rule, then
reverts the selection back to the spans.
Selects all spans, then apply CSS rule.
Which of the following will get the current
coordinates (of the first element in the jQuery collection) relative to the
offset parent?
relOffset()
relativePosition()
offset()
position()
Attribute Contains Prefix Selector is:
[name+="value"]
[name$="value"]
[name|="value"]
[name~="value"]
[name*="value"]
How can you add your own custom selectors to
jQuery?
$.extend($.expression[':'], { name : function } or
$.expression[':'].name = function(){}
You can not extend the selector engine, you have to
create your own filter
$.extend($.expr[':'], { name : function }); or
$.expr[':'].name = function(){}
What selector engine does jQuery use
CssQuery
Bouncer
jSelect
getElementsBySelector
Sizzle
What do you use jQuery.noConflict() for?
to restore the '$' to its previous owner.
to prevent other libraries from stealing the '$'
function.
to make jQuery's $ function accessible by other
libraries
To only have one javascript library on a page.
What does .delegate() allow you do, that
.live() does not?
Override existing event listeners.
Capture events that are fired from parent DOM
elements.
Attach the event handler to any DOM element.
Instantiate event listeners before the document is
ready.
$("[id|=experience]") will select
which ID?
<div id="experience-51">
<div id="experience_51">
<div id="experience51">
<div id="experienceFiftyOne">
What does the ".divClick" code
snippet refers to in the following code snippet: $('div#id1').bind('click.divClick',
function () {alert('A div was clicked');});
A div class
An event type
A namespace
An event function
A div ID
Which of these is NOT a valid way to initiate
the document.ready call?
$(function() { /* Stuff here */ });
(function(x) { x(function() { /* Stuff here */ });
})(jQuery);
jQuery(document).ready(function($) { /* Stuff here
*/ })(jQuery);
$(document).ready(function() { /* Stuff here */ });
In what scenario will the alert box show?
$(function(){ if(!$("p")) alert("hello"); });
When there are p tags on the page
It will never show.
When there are no p tags on the page
When there is more than one p tag on the page
What does the following return?
$.inArray("foo", ["foo", "bar"]);
true
0
1
TRUE
True or false: The .blur() function can be
bound to a form element to detect when a child element loses focus.
False
True
You can animate 'color' and 'background-color'
properties.
True
False
We can delay execution of .css() with .delay()
false
true
which property in the event object can be used
to get the key code of a key press event
event.which
event.keyCode
event.type
event.key
Assuming there are p tags on a page, what will
be the result of the code below: $(function(){
$("p").hide("slow").show(); });
The opacity of all the p tags will be set to 0
A JavaScript error will occur.
The p tags will be hidden.
The p tags will collapse slowly and then appear.
True or False :jQuery method dequeue() used
while creating animation effects removes all remaining queued functions from
the selected elements
True
False
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