Deck 11: Using Dom to Enhance Web Pages

Question 1

Dynamic ____ of elements is a key feature of modern Web pages and makes the Web page more appealing and interactive.

A)positioning
B)embedding
C)installation
D)concatenation

Answer 1

A

Question 2

Which of the following is true?

A)Object positions can be changed within a span tag.
B)The layer created by a < div > or < span > tag is the same as the < layer > tag from Netscape.
C)Differences in browsers can cause a division to appear slightly higher or lower than originally intended by the developer.
D)Object positions cannot be changed within a div tag.

Answer 2

A,C

Question 3

Which of the following is a core part of the DOM?

A)hierarchy charts
B)the scripting language
C)the markup language
D)style sheets

Answer 3

B,C,D

Question 4

Which of the following does HTML use to make Web pages more dynamic?

A)COM
B)CSS
C)VBS
D)DOM

Question 5

Which of the following is true of the < div > tag?

A)The < div > tag is also called the < id > tag.
B)It is a container.
C)It is used to format the layout of sections or divisions of text needing the same style.
D)It is often described as a layer.

Question 6

The < html > tag can be thought of as the ____ node in the DOM naming system.

A)lead
B)key
C)main
D)root

Question 7

A ____ is text that appears in a small pop-up box when you hover the mouse pointer over an item on the screen.

A)QuickPic
B)context-sensitive menu
C)HelpBox
D)pop-up caption

Question 8

Which of the following is true?

A)JavaScript arrays are a fixed length like in other programming languages.
B)New elements can be added to an array without having to redefine the structure.
C)JavaScript is a loosely typed language.
D)JavaScript requires variables to be declared as a data type.

Question 9

Which of following is a scripting language?

A)Java
B)C++
C)JavaScript
D)Both a and c

Question 10

____ uses a combination of HTML tags and options that allow you to create Web pages that are more animated and more responsive to visitor interaction than basic HTML Web pages.

A)DOM
B)VBS
C)CSS
D)COM

Question 11

Which of the following is a step necessary to create a pop-up caption?

A)Enter the < div > tags containing the pop-up caption text and style sheet attributes that format the appearance of the pop-up caption text
B)Enter the < a > tag and event handler for each term associated with the pop-up caption
C)Create the JavaScript code for the user-defined function,popupCaption()
D)Resample the class selector for the popup caption object

Question 12

DOM is an example of which of the following?

A)CSS
B)API
C)IP
D)HTTP

Question 13

____ specifies the placement of elements,such as text and graphics,on a Web page.

A)Positioning
B)Embedding
C)Installation
D)Concatenation

Question 14

A(n)____ allows JavaScript and other languages to manipulate the structure of the underlying document.

A)DPL
B)APL
C)API
D)CSS

Question 15

A(n)____ is a point in a tree-like structure that indicates the relationship between people or objects.

A)key
B)index
C)node
D)link

Question 16

The ____ has a simple,hierarchical naming system that makes certain elements on a Web page accessible as objects to scripting languages.

A)DOM
B)VBS
C)CSS
D)COM

Question 17

A(n)____ provides additional information about an item.

A)hover icon
B)definition
C)index
D)pop-up caption

Question 18

The ____ naming system uses a tree-like hierarchy of parent and child relationships.

A)DOM
B)VBS
C)CSS
D)COM

Question 19

A(n)____ language is used to make your Web pages even more dynamic.

A)embedded
B)inline
C)scripting
D)Boolean

Question 20

Which of the following is NOT identified by an API?

A)classes
B)semantics
C)interfaces
D)relationships

Question 21

The first item in a JavaScript array is which of the following element numbers?

A)0
B)-1
C)1
D)2

Question 22

Which of the following tags is called a container?

A)< div >
B)< id >
C)< html >
D)< name >

Question 23

Which of the following is useful in executing JavaScript statements using data whose value is not known at the time the Web page loads?

A)get()
B)known()
C)isNaN()
D)eval()

Question 24

JavaScript must use the ____ method to access an image object.

A)classAcquire
B)getGraphic
C)acquireImage
D)getElementByID

Question 25

Which of the following selectors can be used to identify one element?

A)eval
B)class
C)id
D)window

Question 26

____ can be placed on top of each other and be revealed dynamically as needed.

A)Borders
B)Display pages
C)Divisions
D)Subscripts

Question 27

Which of the following is a value that designates a single occurrence of an array element?

A)superscript
B)subscript
C)variable
D)constant

Question 28

A(n)____ style is enclosed within the < div > tag.

A)integrated
B)inline
C)indexed
D)blocked

Question 29

Web developers often describe divisions as ____.

A)layers
B)reveals
C)objects
D)hierarchies

Question 30

The second item in a JavaScript array is which of the following element numbers?

A)0
B)-1
C)1
D)2

Question 31

A ____ must be any valid JavaScript variable or numeric literal value.

A)subscript
B)deprecation
C)division
D)layer

Question 32

Animation can be created by moving objects associated with a ____.

A)display page
B)border
C)subscript
D)division

Question 33

Using JavaScript takes away the dependence on the ____ to produce interesting effects and animation on a Web page.

A)attribute
B)selector
C)server
D)browser

Question 34

Which of the following event handlers can be placed in the < body > tag to call a user-defined function when a Web page first loads?

A)displayPage
B)open
C)onLoad
D)openPage

Question 35

The class ____ must be notated by the class attribute in the HTML tag.

A)declaration
B)selector
C)parameter
D)style

Question 36

To be HTML5 compliant,< img > tags need which attribute?

A)alt
B)lowsrc
C)res
D)border

Question 37

Different screen ____ will need to adjust the positioning values of an image on a Web page.

A)indices
B)classes
C)resolutions
D)floats

Question 38

Which of the following designates an HTML division?

A)< id >
B)< div >
C)< sect >
D)< name >

Question 39

In the normal hierarchy of cascading selectors,which of the following has a higher priority than attribute selectors?

A)function
B)class
C)id
D)body

Question 40

A slide ____ is a set of images,all the same size,that are displayed in the same location for a few seconds,one after the other,to create the appearance that the images are rotating.

A)montage
B)show
C)panel
D)presentation

Question 41

You cannot store string and Boolean values in the same array in JavaScript.

Question 42

In creating a complex Web site with multiple Web pages,you should determine what pages will be created and what content each page will contain._________________________

Question 43

You can use the new()method to open a pop-up window._________________________

Question 44

Using JavaScript increases dependence on the server to produce interesting effects and animation on a Web page.

Question 45

Static positioning of elements is a key feature of modern Web pages and makes them more appealing and interactive._________________________

Question 46

Which tag groups items as a block?

A)< div >
B)< body >
C)< span >
D)< pre >

Question 47

Unlike other programming languages,JavaScript uses a data structure called an array to work with lists of data.

Question 48

The ____ tag allows changing styles within a division or paragraph.

A)< div >
B)< span >
C)< body >
D)< id >

Question 49

The relationships within the DOM allow an object to become a child of another object.

Question 50

New elements cannot be added to an array in JavaScript without having to redefine the structure.

Question 51

Which tag groups items inline?

A)< div >
B)< span >
C)< pre >
D)< body >

Question 52

The DOM hierarchical naming system makes objects on a Web page accessible to scripting languages.

Question 53

The ____ sign means that the link in an < a href > tag is a null link.

A)@
B)&
C)#
D)%

Question 54

JavaScript arrays are fixed length as in other programming languages.

Question 55

You can use the Math.ceil()and Math.random()methods to create a random number.

Question 56

HTML5 requires that empty tags must include the closing / symbol within the tag.

Question 57

The < body > tag is the root node in the DOM._________________________

Question 58

JavaScript is a loosely typed language,which requires variables to be declared a data type.

Question 59

An id selector is used in a style sheet much like a class selector except that the id selector is entered with a preceding pound sign (#)._________________________

Question 60

What character is entered at the beginning of an id selector?

A)#
B)&
C)*
D)+

Question 61

Using the < div > tag allows changing styles within a division or paragraph.

Question 62

An embedded style sheet can employ either id selectors or class selectors,but not both in the same sheet.

Question 63

The DOM naming system uses a tree-like hierarchy of parent and child relationships where each object is a(n)_________________________.

Question 64

The _________________________ attribute identifies the object for JavaScript.

Question 65

In a JavaScript array,the first item is element -1.

Question 66

Object positions can be changed within a division < div > but not within a < span > tag.

Question 67

All colors must be entered using their hexadecimal values.

Question 68

A class selector is used to identify one element.

Question 69

Normally,a link is associated with a URL,so when the visitor clicks the hyperlink,the browser shows a new Web page.

Question 70

A(n)_________________________ is a point in a tree-like structure that indicates the relationship between objects.

Question 71

You can use an event handler to call a function.

Question 72

An id selector can be used to identify more than one element.

Question 73

If the < a href="#" > code is used,the browser will not show a new Web page if the user clicks the link.

Question 74

No difference exists between color names and hexadecimal codes for the same colors.

Question 75

Using JavaScript takes away the dependence on the _________________________ to produce interesting effects and animation on a Web page.

Question 76

Differences in browsers may cause a division to appear slightly lower or higher than originally intended by the developer.

Question 77

The intent in the use of slide shows is to grab the visitors' attention and keep them on the page.

Question 78

_________________________ tags like < img > may place the closing / symbol within the tag.

Question 79

By changing the positioning and placement of a label,the object moves.

Question 80

Few browsers recognize standard colors by name.