JavaScript Questions

Question 1

True or False: JavaScript is a case-sensitive language.

Question 1 options:

	True
	False

Question 2

Matching (8 points): For each item on the left, please choose the BEST match from the list on the right. There are extra items on the right that are not used.

Question 2 options:

Things that an item can do, or can be done to an item, such as write(), open(), and alert().

Something that can be used to trigger code to run, such as load, click, or mouseover.

The general term for a symbol or name that stands for a value.

A container for a section of code that can be "called" from elsewhere in the program.

A characteristic of an object.

Term for the items in parentheses after a function name.

Items that can be acted upon, such as a person, place or thing.

A type of variable that is used to hold text, or a mixture of text and numbers that will not be used in a calculation.

1.	object
2.	property
3.	method
4.	function
5.	event
6.	variable
7.	parameter
8.	statement
9.	string
10.	numeric

Question 3

True or False: Both of these are equally correct in JavaScript:

document.write("

" + "text" + "

"); document.write("

" + "text" + "

");

Question 3 options:

	True
	False

Question 4

Matching (4 points): The DOM: For each of the numbered items, please choose the BEST choice from the list on the right, based on what is shown in the picture (Note: there are extra items on the right that are not used). Note: There are 9 items on the right. Scroll down if you don't see all of them.

Question 4 options:

Top-most object in the DOM

Second child of html

First tag on the 3rd level

term for each of the elements in the DOM chart above

1.	window
2.	document
3.	html
4.	head
5.	title
6.	body
7.	a
8.	node
9.	attribute

Question 5

Matching (6 points): Javascript Symbols: For each of the numbered items, please choose the BEST choice from the list on the right. (Note: there may be extra items on the right that are not used).

Question 5 options:

Appears at the end of the name of a method or function in JavaScript

Used around the code inside a function in JavaScript

Appears between an object and a property or between an object and a method

Used in front of a one-line comment in JavaScript

Used at the ends of most lines in JavaScript

Used to escape a special character such as an apostrophe or a dollar sign, so that it can be used inside of a string

1.	( ) (2 parentheses)
2.	. (period)
3.	\ (back-slash)
4.	// (two forward slashes)
5.	{} (curly braces)
6.	/ (forward slash)
7.	# (number or pound symbol)
8.	& (ampersand)
9.	; (semicolon)
10.	: (colon)

Question 6

True or False: These 2 statements do the same thing: alert("Hi!"); window.alert("Hi!");

Question 6 options:

	True
	False

Question 7

Both of these types of comments will work in JavaScript files: // /* ... */

Question 7 options:

	True
	False

Question 8

True or False: When you call a function, you simply list the name of the function without the parentheses, like this:

functionName;

Question 8 options:

	True
	False

Question 9 (1 point)

Which of the following statement(s) will correctly create a variable named homeCity and assign the word "Portland" to it?

Question 9 options:

a)	var homeCity; homeCity = "Portland";

b)	var homeCity = "Portland";

c)	Neither a) or b). Both are incorrect.

d)	Either a) or b). Both are correct

Question 10

Matching (5 points): HTML DOM: For each of the numbered items, please choose the BEST choice from the list on the right. (Note: there are extra items on the right that are not used).

Question 10 options:

Object used to access CSS properties and values

An object that is below the html object

Top level in the DOM

Property used to display or change text between 2 HTML tags

Method used to access most of the objects in the DOM

1.	document
2.	style
3.	innerHTML
4.	body
5.	literal
6.	string
7.	numeric
8.	getElementById()
9.	html

HTML DOM Tree Example Document Root element: Element: Element: Element: Element: