Q
Which jQuery selector is used to select elements by their class?

Answer & Solution

Answer: Option D
Solution:
$('.classname') selects all elements with the class 'classname'.
Related Questions on Average

How to select all <div> elements using jQuery?

A). $('div').addClass('selected');

B). document.querySelectorAll('div');

C). $(document).select('div');

D). $('div').find();

Which jQuery selector targets elements that are descendants of a specified parent element?

A). $('parent + child')

B). $('parent > child')

C). $('parent child')

D). $('parent ~ child')

What does the selector $('ul > li') select in jQuery?

A). All <ul> elements

B). All <li> elements in the document

C). All <li> elements that are direct children of <ul> elements

D). All elements within <ul> elements

How to select elements with a specific attribute that begins with a certain value using jQuery?

A). $('[attribute^=value]')

B). $('attribute^=value')

C). $('element[attribute^=value]')

D). $('.attribute^=value')

How to select the element with the ID 'header' using jQuery?

A). $('#header').show();

B). $('header').select();

C). $('.header').show();

D). $('header').show();

Which jQuery selector is used to target elements based on their position in a group of selected elements?

A). $('element:odd')

B). $('element:nth-child(odd)')

C). $('element:nth-of-type(odd)')

D). $('element:nth(odd)')

Which jQuery selector is used to target elements that are not selected by other selectors?

A). :not()

B). :exclude()

C). :exclude-selectors()

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How to select elements by their tag name using jQuery?

A). $('.tagname')

B). $('tagname')

C). $('element:tagname')

D). $('[tagname]')

How to select elements with a specific attribute and value using jQuery?

A). $('[attribute=value]')

B). $('attribute=value')

C). $('element[attribute=value]')

D). $('.attribute=value')

How to select the first element within a set of matched elements using jQuery?

A). $('element:first')

B). $('element').first();

C). $('element').eq(0);

D). $('element').first();