dom-creation

Question 1

Does the document.createElement() method insert a new element into the page?

Answer 1

No, it just creates it

Question 2

How do you add an element as a child to another element?

Answer 2

element.appendChild()

Question 3

What do you pass as the arguments to the element.setAttribute() method?

Answer 3

name of the attribute to be set, value to assign the attribute

Question 4

What steps do you need to take in order to insert a new element into the page?

Answer 4

1. create the element with createElement()
2. Give it content (optional) with createTextNode()
3. Add it to the DOM ( appendChild() )

Question 5

What is the textContent property of an element object for?

Answer 5

it either returns the value of the text in the node or it assigns text to the node.

Question 6

Name two ways to set the class attribute of a DOM element.

Answer 6

className and classList

Question 7

What are two advantages of defining a function to create something (like the work of creating a DOM tree)?

Answer 7

Reusability, Separation of concerns, improved testability