DOM Objects Worksheet

Question 1

In order to use the document.getElementById() method to 'get a handle' on an element, what attribute must that element have?

ID attribute.

Question 2

When you invoke document.getElementById(), you must pass in a string parameter. What does the parameter represent?

The string parameter represents the id attribute of the HTML element you want to retrieve.

Question 3

What does the document.getElementById() method return?

The method returns the element object if found; otherwise, it returns null.

Question 4

What object is at the top of the DOM? In other words, what DOM object contains all other DOM objects?

The document object is at the top of the DOM and represents the entire webpage, containing all other DOM objects.


Coding Problems

You'll use the following elements to complete the coding problems:

Problem 1


Problem 2
A bald eagle

Problem 3
This is myDiv


Problem 4

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