JavaScript Forms

Question 1

What event is fired when a user places their cursor in a form control?

Answer 1

focus event

Question 2

What event is fired when a user’s cursor leaves a form control?

Answer 2

blur event

Question 3

What does the event.preventDefault() method do?

Answer 3

To keep the page from refreshing,

event.preventDefault() will commonly be first line of the function for submitting.

Question 4

What event is fired as a user changes the value of a form control?

Answer 4

input event

Question 5

What property of a form element object contains all of the form’s controls.

Answer 5

elements property

Question 6

What event is fired when a user clicks the “submit” button within a ?

Answer 6

submit event

Question 7

What property of form a control object gets and sets its value?

Answer 7

value property

Question 8

What is one risk of writing a lot of code without checking to see if it works so far?

Answer 8

Writing too much code and something breaks, then you don’t know where it actually broke.