Which of the following statements select(s) all option elements that are selected?

$.grep(array1, function1); The above statement ___ the elements of array1 array which satisfy function1 function.

Which method can be used to delete a specified tag?

Which function can be used to bind an event handler to display a message when the window is closed, reloaded or navigated to another page?

What does $('tr:nth-child(4)') return?

Which command create a basic dialog containing this code snippet

$.grep (array1, function1); The above statement _____ the elements of array1 array which satisfy function1 function.

The code snippet:

• Items 1
• Items 2
• Items 3

Correct way to select an option based on its text in jQuery?

Correct way to check the existence of an element in jQuery other than the following code? if ($(selector).length>0) { // Do something }

What will be the message in the alert box?