Deck 8: Enhancing a Website With Multimedia

Question 1

A video file typically contains a single codec that is used for both audio and video images.

Answer 1

False

Question 2

When a browser is unable to play an MP3 version or an OGG version of an audio file,a message is displayed as a fallback option asking the user to upgrade it.

Answer 2

True

Question 3

To format specific cues or text strings within a cue section,the cue text is identified using markup tags such as < span >< /span > for a span of text.

Answer 3

True

Question 4

Transition is a technique of creating the illusion of movement by displaying a sequence of changing images in rapid succession.

Question 5

A transition must start immediately after an event that triggers it.

Question 6

When setting the transition timing,it must be ensured that the speed of the transition is constant.

Question 7

When making tracks with Web Video Text Tracks (WebVTT),white spaces are ignored.

Question 8

An animation is limited to two style rules defined at the initial and end states.

Question 9

By default,the caption cues are centered at the top of the video window.

Question 10

The advantage of lossless compression is that the same level of compression is achieved as with lossy compression.

Question 11

The language of the subtitle that is added to a media clip must be specified in the descriptions attribute in the track element.

Question 12

The src,type,height,and width attributes can be applied to the embed element for any plug-in.

Question 13

In the audio element < audio src="url" attributes / >,the url specifies how the audio clip should be handled by the browser.

Question 14

A challenge in delivering multimedia content is presenting it in a form that can be retrieved quickly and easily without loss of quality.

Question 15

When applying an animation,the animation name must be listed first while the other properties can be listed in any order.

Question 16

The original purpose of the web and HTML was to deliver textual information via separate hypertext documents.

Question 17

A plug-in works within a browser with CSS and JavaScript files to present a customizable player.

Question 18

When a media player initially loads a video file,the player shows the last video frame as a preview of the video's content.

Question 19

Using lossless compression,nonessential data are removed to achieve a smaller file size.

Question 20

An animation has a single state of operation,so a radio button is used to control the animation.

Question 21

Which of the following MIME types is supported by Advanced Audio Coding (AAC)file format embedded in an HTML page?

A) ​.wav
B) ​.m4a
C) ​.dvf
D) ​.ogg

Question 22

The video codec used for the Ogg video format is _____.

A) ​H.264
B) ​VP9
C) ​Truespeech
D) ​Theora

Question 23

A plug-in either opens in its own external window or runs within a web page as a(n)_____.

A) embedded object?
B) isolated object
C) root object
D) source object

Question 24

Codecs are placed within a _____ that handles the packaging,transportation,and presentation of data.

A) ​container
B) ​table
C) ​windows
D) ​cell

Question 25

In the context of HTML audio and video element attributes,the preload attribute's type _____ is used to preload only descriptive data about a particular clip.

A) ​metadata
B) ​descriptions
C) ​auto
D) ​captions

Question 26

Which of the following browsers supports only the MPEG-4 video format?

A) ​Safari
B) ​Chrome
C) ​Firefox
D) ​Opera

Question 27

Once an audiovisual aid has been stored within a container file,a _____ is required to decode and play that content.

A) ​bitmap
B) ​command prompt
C) ​media player
D) ​clipboard

Question 28

Colin has created a web page that supports multiple audio sources.However,he is unsure if the browsers used by his clients will support the audio format he has included.Which of the following must he include in the code to notify the clients about any browser upgradation required to play an audio file?

A) ​cue label
B) ​text track
C) ​fallback option
D) ​kind attribute

Question 29

Which of the following is true of the plug-in approach to deliver multimedia content?

A) ​A common plug-in is available across all browsers,operating systems,and devices.
B) ​Plug-ins are reliable and secure.
C) ​A plug-in requires users to install a separate application in addition to their web browsers.
D) ​Plug-ins consume valuable system resources,resulting in fast and reliable performance.

Question 30

Which of the following languages is used to set the width of a media player,add borders,drop shadows,and apply filters and transformations to the media player's appearance?

A) ​Ruby
B) ​CSS
C) ​PHP
D) ​Perl

Question 31

Which of the following audio formats in HTML provides better sound quality,especially at lower bit rates?

A) ​.ogg
B) ​.mp3
C) ​.wav
D) ​.aiff

Question 32

Which of the following browsers supports all audio formats such as MP3,Advanced Audio Coding (AAC),Ogg,and WAV?

A) ​Google Chrome
B) ​Microsoft Internet Explorer
C) ​Opera
D) ​Safari

Question 33

Data is compressed by removing redundant information using _____ compression.

A) ​lossless
B) ​lossy
C) ​irreversible
D) ​reversible

Question 34

In the context of HTML audio and video element attributes,the _____ attribute's type includes auto,none,and metadata.

A) ​autoplay
B) ​muted
C) ​preload
D) ​loop

Question 35

_____ compress data so that it can be transmitted in a fast and efficient manner and then decompress it when it is to be read or played back.

A) ​Codecs
B) ​Bitmaps
C) ​Add-ons
D) ​Tokens

Question 36

When controlling an animation,if a check box is selected the animation pauses.

Question 37

Which of the following audio elements is used to embed audio clips within a web page?

A) ​< audio src="url" attributes / >
B) ​< audio src=attributes / >
C) ​< /audio src="url" "attributes" >
D) ​< /audio src="attributes"/ >

Question 38

The task of controlling video playback requires an external JavaScript program as there are no CSS styles to control the video playback.

Question 39

In the element < track kind="type" src="url" label="text" srclang="lang" / >,the _____ attribute defines the track category.

A) ​kind
B) ​label
C) ​srclang
D) ​src

Question 40

Consider the following text string consisting of four As followed by five Bs and six Cs.Identify a string that ensures no loss of information.

A) ​4A5B6C
B) ​A3B4C5
C) ​ABC345
D) ​456ABC

Question 41

_____ is an HTML5 audio and video player with support for Flash and Microsoft Silverlight.

A) ​MediaElement.js
B) ​Projekktor
C) ​Flowplayer
D) ​Video.js

Question 42

Which of the following timing-function keywords allows a transition to occur more rapidly at the beginning and slow down near the end?

A) ​ease
B) ​ease-in
C) ​ease-out
D) ​ease-in-out

Question 43

Which of the following is true of a transition?

A) ​It is a quick and instantaneous process and does not involve any steps in between to provide the styles.
B) ​It is an event initiated automatically by a browser.
C) ​It retains an object's style from the initial state till the ending state.
D) ​It slows down the change to an object's style and provides intermediate styles.

Question 44

The styles for the _____ pseudo-element are limited to the background,color,font,opacity,outline,text-decoration,text-shadow,visibility,and white-space properties.

A) ​kind
B) ​cue
C) ​embed
D) ​iframe

Question 45

_____ are windows that are embedded within a web page that displays the content of another page or Internet resource.

A) ​Inline frames
B) ​Key frames
C) ​Framesets
D) ​Frame vectors

Question 46

​
In the accompanying figure of graphing the transition timings,the vertical axis measures the progress of the transition toward completion and the horizontal axis measures the duration.Which of the following graphs labelled A,B,C,and D represents the ease-in-out timing?

A) ​A
B) ​D
C) ​B
D) ​C

Question 47

Which of the following is true of a cue in a Web Video Text Tracks file?

A) ​The cue is matched with specific time intervals within a media clip.
B) ​The cue label holds the text of the cue.
C) ​The cue lists are separated by a comma after a cue text.
D) ​The cue times are entered in hh:ss:ms format.

Question 48

Which of the following is true of animating objects in CSS?

A) ​Animation creates an illusion of movement by displaying key frames in rapid succession.
B) ​Animation is limited to two style rules defined at the initial and end states.
C) ​Animations can be run only once as multiple images in rapid motion to a page object.
D) ​Animations can only be run when a CSS property is being changed.

Question 49

Which of the following is true of the default attribute when adding text tracks to a video file?

A) ​It enables all the available tracks by marking them as default.
B) ​It enables the active track by marking it with the default attribute.
C) ​The default attribute is not required when there is a single track available.
D) ​The default attribute is not required when there are multiple tracks available.

Question 50

For longer video clips,the time in the cue is written in the form _____.

A) ​hh:mm:ss.ms
B) ​hh.ms:ss
C) ​hh.mm.ss
D) ​ms:ss.mm:hh

Question 51

​
Which of the following set of transition properties depicts the given image?

A) ​Initial state
​background: white;
Color: black;
Transition: background 4s;
End state
Background: green;
Color: white;
B) ​Initial state
​background: white;
Color: white;
Transition: 0s;
End state
Background: white;
Color: black;
C) ​Initial state
​background: white;
Color: white;
End state
Background: white;
Color: black;
Transition: background 4s;
D) ​Initial state
​background: green;
Color: white;
​End state
Background: white;
Color: black;
Transition: background 4s;

Question 52

Ria is creating a website that includes videos.She wants to apply subtitles to the video clip and arrange the text horizontally within the cue.Which of the following cue attributes should she include in the code to accomplish this?

A) ​position:value
B) ​line:value
C) ​align:value
D) ​size:value

Question 53

Which of the following Flash player parameters recognizes a movie so that it can be referenced and has a value of text?

A) ​id
B) ​flashvar
C) ​name
D) ​wmode

Question 54

Which of the following structures is the format of a Web Video Text Tracks file?

A) ​WebVTT
Cue1
Cue2
…
B) ​WEBVTT
​​
Cue1
Cue2
…
C) ​
WVtt
Cue1
Cue2
…
D) ​WVTT
​​
Cue1
​
Cue2
​​
…

Question 55

The cue attribute _____ sets the width of a cue as the percentage of the width of a video window.

A) ​position:value
B) ​line:value
C) ​align:value
D) ​size:value

Question 56

The value of the kind attribute that provides long explanations synced to specified time points within a media clip is _____.

A) ​metadata
B) ​captions
C) ​srclang
D) ​descriptions

Question 57

The cue attribute _____ places a cue vertically within the video window,where value ranges from 0% (top)to 100% (bottom).

A) ​position:value
B) ​line:value
C) ​vertical:type
D) ​size:value

Question 58

Identify the kind attribute that is a default translation of a dialog from a media clip whose language is specified in the srclang attribute.

A) ​descriptions
B) ​chapters
C) ​captions
D) ​subtitles

Question 59

​
In the accompanying figure,the value of the timing-function is _____.

A) ​alternate-reverse
B) ​linear-backwards
C) ease-out
D) ​ease-in

Question 60

Which of the following timing-function keywords allows a transition to occur at a constant rate and then slow down toward the end?

A) ​alternate-reverse
B) ​linear-backwards
C) ​ease-out
D) ​ease-in-out

Question 61

Identify an animation property that repeats the animation being played without stopping.

A) ​animation-iteration-count = infinite
B) ​animation-timing-function = ease
C) ​animation-play-state = running
D) ​animation-delay = time

Question 62

When embedding an audio element in a web page,the _________ attribute informs a browser of the file type and speeds up the process of choosing a compatible audio source.

Question 63

When animating objects with CSS,the key frame values 0% and 100% can be replaced with the keywords _____.

A) ​from and to
B) ​first and last
C) ​start and end
D) ​open and close

Question 64

Ryan is creating a website for an automobile company. He wants to include media files on the web page and make the page appealing to the viewers.

-Ryan wants to embed an audio clip within the web page he is creating.Which of the following snippets must he include to embed an audio element in the web page along with the source and the type files?

A) < audio controls >
< source src="cp_overture.wav" type="audio/ogg"/ >
< /audio >
B) < audio controls >
< source src="cp_overture.ogg" type="audio/.mp4"/ >
< /audio >
C) < audio controls >
< source src="cp_overture.m4a" type="audio/ogg"/ >
< /audio >
D) < audio controls >
< source src="cp_overture.aac" type="audio/mp4"/ >
< /audio >

Question 65

The _________ element,which replaced the embed element,is used for any type of content such as sound,video clips,graphic images,PDF files,and even the content of other web pages.

Question 66

The animation property _________ sets the length of an animation in seconds or milliseconds.

Question 67

A _________ is a software program accessed by a browser to provide a feature or capability nonnative to the browser.

Question 68

The Flash player can act as a fallback for older browsers that do not support HTML5 by nesting the _________ element within the audio or video element.

Question 69

Ryan is creating a website for an automobile company. He wants to include media files on the web page and make the page appealing to the viewers.

-Ryan wants a particular embedded media clip to automatically restart when it has finished playing.Which of the following HTML audio and video element attributes must Ryan include in his code to accomplish this?

A) src
B) loop
C) controls
D) preload

Question 70

Identify the letter of the choice that best matches the phrase or definition.

-It is nested within a single audio section to provide several versions of the same media file.

A) Container
B) source element
C) autoplay
D) WAV
E) Plug-in
F) H.264
G) flashvar
H) captions
I) poster
J) muted

Question 71

Pete is designing a web page for a clothing company. He wants to show the different types of clothing lines available through a video. He wishes to use Adobe Flash Player to play the videos on the website.

-Pete wants to set the playback quality parameter of the movie where the display quality of the video is favored over the playback speed.Which of the following values of the quality parameter must he apply to accomplish this?

A) low
B) true
C) false
D) high

Question 72

Identify the letter of the choice that best matches the phrase or definition.

-It is the original audio format for Windows PCs,which is commonly used for storing uncompressed audio,making it impractical for all but the shortest audio clips.

A) Container
B) source element
C) autoplay
D) WAV
E) Plug-in
F) H.264
G) flashvar
H) captions
I) poster
J) muted

Question 73

To define a sequence of key frames in CSS,the _________ rule is applied.

Question 74

Pete is designing a web page for a clothing company. He wants to show the different types of clothing lines available through a video. He wishes to use Adobe Flash Player to play the videos on the website.

-Pete wants to change the appearance of the player against the page background when the video is playing on the web page.He wants the page background to show via see-through colors in the player.Which of the following values of the wmode parameter must he include in the code to accomplish this?

A) transparent
B) showall
C) exactfit
D) autohigh

Question 75

_________ is an open source format developed by the Xiph.org Foundation using the Theora codec as an alternative to the MPEG-4 codec.

Question 76

_________ is a royalty-free codec developed by the Xiph.org Foundation that produces video streams that can be used with almost any container.

Question 77

Ryan is creating a website for an automobile company. He wants to include media files on the web page and make the page appealing to the viewers.

-Ryan wants to embed the audio clip within the page,but he does not want the browser's native media player to show up.Which of the following HTML audio and video element attributes will help Ryan accomplish this?

A) autoplay
B) loop
C) controls
D) preload

Question 78

Identify the letter of the choice that best matches the phrase or definition.

-It is essentially the file format that is identified by a file extension.

A) Container
B) source element
C) autoplay
D) WAV
E) Plug-in
F) H.264
G) flashvar
H) captions
I) poster
J) muted

Question 79

The advantage of the _________ approach is that a wide variety of timings can be defined,including timings in which a transition can stop,reverse itself,and then go forward again to its end state.

Question 80

_________ is a widely used proprietary format developed by Apple based on the Apple QuickTime movie format.