Javascript and the DOM

Question 1

When the browser loads a web page, it creates what 2 objects?

Answer 1

Window and document

Question 2

Window

Answer 2

gives you access to information about the current browser window, including it’s document, location, and the global scope

Question 3

Document (Object Model)

Answer 3

an API that gives you access to all HTML nodes

Question 4

clear()

Answer 4

clears the DOM screen

Question 5

What are the correct ways to access the document?

Answer 5

• window.document
• document

Question 6

The _____ object contains everything, it’s the global object.

Answer 6

window

Question 7

If you have a cat object and it has a method of meow() how would you call it?

Answer 7

cat.meow()

Question 8

If you have a cat object and it has a property of age how would you access it?

Answer 8

cat.age

Question 9

API

Answer 9

• Application Programming Interface
• a set ofroutines, protocols, and tools for building software applications

Question 10

What are 3 types of actions we can do to the DOM?

Answer 10

• Manipulation
  
  • where we manipulate elements
• Events
  
  • listening to a specific event, like a mouse click or a key press, and have something execute
• Traversal
  
  • selecting an element based on the relationship with another element
  • for example. we could select a chiled element of a known parent element like a list item child of an unordered list

Question 11

4 P’s of Problem Solving

Answer 11

• Prepare
• Plan
• Perform
• Perfect

Question 12

The DOM stands for: _____

Answer 12

Document Object Model

Question 13

Is the DOM part of the JavaScript language?

Answer 13

No, the DOM is an API for the browser

Question 14

What browser tool lets you experiment with JavaScript code by writing a single line at a time?

Answer 14

JavaScript Console