Quizzes – EduHub

Question 1

Which jQuery method is used to get the direct parent of each element in the current set of matched elements?

parents() parent() closest() parentUntil()

Question 2

What does the `.children()` method return?

Only direct child elements All sibling elements All descendant elements The parent element

Question 3

Which method would you use to get the next sibling of each element in the set?

prev() next() siblings() nextAll()

Question 4

What is the difference between `.parent()` and `.parents()`?

They are identical .parent() returns a list, .parents() returns a single element .parent() returns direct parent, .parents() returns all ancestors .parent() returns all ancestors, .parents() returns only direct parent

Question 5

Which method is used to traverse down the DOM tree to find elements matching a selector?

filter() children() find() each()

Question 6

What does the `.siblings()` method return?

Only the next sibling The parent element All child elements All elements at the same level as the current element

Question 7

How can you get the first ancestor of an element that matches a given selector?

parent() find() closest() parents()

Question 8

Which method would you use to iterate over a jQuery object and execute a function for each element?

filter() each() loop() map()

Question 9

What does `.prev()` return?

The previous parent element The previous ancestor element All previous siblings The previous sibling element

Question 10

How can you filter the current set of elements to those that match a specific selector?

find() not() filter() children()

Question 11

Which method returns all ancestor elements between the current element and a given selector?

parents() closest() parent() parentsUntil()

Question 12

What does `.nextAll()` return?

Only the next sibling All following siblings All preceding siblings All children

Question 13

Which method is used to get the first element in the set that matches a selector, traversing up the DOM tree?

prev() parent() find() closest()

Question 14

How can you select all elements that are direct children of a div with class 'container'?

$('.container').children() $('.container').parent() $('.container > *') $('.container').find('*')

Question 15

What does `.end()` do in jQuery?

Ends the current jQuery chain and returns to the previous set Stops event propagation Removes all elements from the set Ends the script execution

Question 16

Which method would you use to get the previous siblings until a certain selector is found?

prevAll() prevUntil() prev() parentsUntil()

Question 17

How do you select the immediate parent of an element with id 'child'?

$('#child').prev() $('#child').closest() $('#child').parent() $('#child').parents()

Question 18

What is the result of `$('ul').children('li.active')`?

All active li elements anywhere All li elements inside ul that have class 'active' All li elements inside ul The ul that contains an li with class 'active'

Question 19

Which method allows you to add elements to the current set of matched elements?

append() add() concat() merge()

Question 20

What does `.first()` do?

Returns the first child of each element Returns the first ancestor Returns the first sibling Returns the first element in the current set