jQuery - Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to jQuery Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Q 1 - Can you assign a anonymous function to a variable?

A - true

B - false

Answer : A

Explaination

Yes! An anonymous function can be assigned to a variable.

Q 2 - Which built-in method returns the length of the string?

A - length()

B - size()

C - index()

D - None of the above.

Answer : A

Explaination

length() method returns the length of the string.

Q 3 - Which built-in method returns the string representation of the number's value?

A - toValue()

B - toNumber()

C - toString()

D - None of the above.

Answer : C

Explaination

toString() method returns the string representation of the number's value.

Q 4 - Which of the following jQuery method remove all or the specified class(es) from the set of matched elements?

A - removeClass( class )

B - removeStyleClass( class )

C - removeCSSClass( class )

D - None of the above.

Answer : A

Explaination

The removeClass(class) method remove all or the specified class(es) from the set of matched elements.

Q 5 - Which of the following jQuery method adds the previous selection to the current selection?

A - add( selector )

B - andSelf( )

C - append(selector)

D - None of the above.

Answer : B

Explaination

The andSelf( ) method adds the previous selection to the current selection.

Q 6 - Which of the following jQuery method gets a set of elements containing the closest parent element that matches the specified selector, the starting element included?

A - getNearest( selector )

B - getClosest( [selector])

C - closest(selector)

D - None of the above.

Answer : C

Explaination

The closest( selector ) method gets a set of elements containing the closest parent element that matches the specified selector, the starting element included.

Q 7 - Which of the following jQuery method gets a set of elements containing the unique previous siblings of each of the matched set of elements?

A - parents( selector )

B - prev( selector)

C - siblings( selector )

D - None of the above.

Answer : B

Explaination

The prev( [selector] ) method gets a set of elements containing the unique previous siblings of each of the matched set of elements.

Q 8 - Which of the following jQuery method returns the outer width (including the border) of an element?

A - getCSSWidth( )

B - getWidth( )

C - outerWidth( [margin] )

D - None of the above.

Answer : C

Explaination

The outerWidth( [margin] ) method gets the outer width (includes the border and padding by default) for the first matched element.

Q 9 - Which of the following jQuery method can be used to make a ajax call?

A - ready(url, [data], [callback] )

B - load( url, [data], [callback] )

C - reload(url, [data], [callback] )

D - None of the above.

Answer : B

Explaination

The load( url, [data], [callback] ) method load HTML from a remote file and inject it into the DOM.

Q 10 - Which of the following jQuery method loads a remote page using an HTTP request?

A - jQuery.ajax( options )

B - jQuery.ajaxSetup( options )

C - serialize( )

D - serializeArray( )

Answer : A

Explaination

The jQuery.ajax( options ) method loads a remote page using an HTTP request.

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