jQuery Quiz | Set-2

Question 1

Which one of the following is the correct option for the toggle() in jQuery?

• A. Element will hide and show
• B. Element will Fade In and Out
• C. Element will up and down
• D. Element will Animate and Hide

Answer: (A)

jQuery Quiz | Set-2
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In jQuery toggle() is used to element will hide and show for the given selected element. The main purpose of a toggle in jQuery is to check it for visibility.

Question 2

How to find the current selection against an expression in jQuery ?

• A. getIs( selector )
• B. findls( selector )
• C. is( selector )
• D. None of the above

Answer: (C)

jQuery Quiz | Set-2
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It is a pseudo-class selector that takes the list as an argument and selects any element that can be selected as any one of its lists The is(selector) in jQuery is used to find the current selection against an expression of the element and it returns a Boolean value if any element finds that suit then it returns a true value.

Question 3

Which of the below method is responsible for merging the two or more objects into the first object ?

• A. check() Method
• B. find() Method
• C. obj() Method
• D. extend() Method

Answer: (D)

jQuery Quiz | Set-2
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This extends() Method in jQuery is used to merge the contents of two or more objects together into the first object. Here it takes 4 parameters deep, target, object 1, and object N. And the return type of this is the merged object.

Question 4

Which method is select all enable forms in jQuery?

• A. :enabled selector
• B. :file selector
• C. :reset selector
• D. :button selector

Answer: (A)

jQuery Quiz | Set-2
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The :enabled selector is used to selecting all enabled form elements. It is used for selecting HTML elements that support the disabled attribute. That button tag, input tag, opt group tag, option tag, select tag, and text-area tag.

Question 5

Which jQuery method is used to make the Ajax call?

• A. ready(url, [data], [callback] )
• B. load( url, [data], [callback] )
• C. reload(url, [data], [callback] )
• D. None of the above.

Answer: (B)

jQuery Quiz | Set-2
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The jQuery load() method is simple but very powerful AJAX method. The Load() method in jQuery helps to load data from the server and returned it into a selected element without loading the whole page. Syntax is $(selector).load(URL, data, callback); It takes 3 parameter URL, data and callback.

Question 6

Which method is used to check whether an element is selected or not ?

• A. hasClass()
• B. toggleClass()
• C. find()
• D. addClass()

Answer: (A)

jQuery Quiz | Set-2
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The hasClass() is an inbuilt method in jQuery which checks whether the elements with the specified class name exists or not. The syntax is $(selector).hasClass(className); .It accepts a “className” parameter which specifies the class name need to search in the selected element. It returns true if the search is successful otherwise false.

Question 7

The Query.noConflict(true) in jQuery is used as

• A. free up the $ symbol by other libraries
• B. Improve compatibility
• C. Remove all jQuery variables
• D. All of the above

Answer: (D)

jQuery Quiz | Set-2
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Query.noConflict(true) is a method in jQuery that is used to release the hold. It is used) Free up the $ symbol for use by other libraries, Improve compatibility and Remove all jQuery variables.

Question 8

Which jQuery method is used to check that event.stopPropagation() method was ever called on event object ?

• A. isDefaultPrevented( ) Method
• B. isPropagationStopped( ) Method
• C. isImmediatePropagationStopped( ) Method
• D. None of the above.

Answer: (B)

jQuery Quiz | Set-2
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The event.isPropagationStopped() Method in jQuery is used to check whether the object event.stopPropagation() is called or not. If event.stopPropagation() is called then it returns true otherwise returns false.

Question 9

Which one of the following options is true for selecting the specified text?

• A. :target()
• B. :selects()
• C. :choose
• D. None of the them

Answer: (B)

jQuery Quiz | Set-2
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The: select() is uses for selecting the specified text that is used to trigger the event. So the answer is: selects().

Question 10

In jquery CSS(‘width’) is the way to change the width of?

• A. Selector
• B. Element
• C. Fade effect
• D. Radio button

Answer: (B)

jQuery Quiz | Set-2
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CSS(‘width’) methods for changing the element in Jquery one is CSS(‘width’) and another one is .width().