1.In JavaScript, after executing var x = "hello"; then if you wanted to have var z have the value of the number of characters in x, you could use

Select one:

a. var z = 3;

b. var z = x.length;

c. var z = length(x);

d. var z = x.length();

e. var z = x.len;

2.What global event is called once the HTML page has loaded?

Select one:

a. document.pageLoaded

b. window.load

c. HTML.pageLoad

d. document.onload

e. window.onload

3.

When interpreted as a DOM tree, how many element nodes does div id="myDiv" have has children?

 Paragraph 1 
 
 
 Test 1 
 
 Test 2 
 
 
 Paragraph 2> 

Select one:

a. onload

b. 2

c.

d. 4

4.

Assume that var a is an array. How do you determine the number of elements in the array in JS?

Select one:

a. a.length()

b. count(a)

c. a.length

d. length(a)