Deck 8: Enhancing a Website With Multimedia Tutorial

Question 1

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

Answer 1

False

Question 2

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

Answer 2

False

Question 3

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

Answer 3

False

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

Question 7

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

Question 8

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

Question 9

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

Question 10

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

Question 11

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

Question 12

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

Question 13

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

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 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.

Question 16

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

Question 17

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

Question 18

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

Question 19

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

Question 20

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

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

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 23

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 24

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

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

Question 25

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 26

Data is compressed by removing redundant information using _____ compression.

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

Question 27

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 28

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

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

Question 29

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 30

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

Question 31

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 32

_____ 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 33

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 34

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 35

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

Question 36

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 37

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 38

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

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

Question 39

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 40

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 41

_____ 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 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 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 44

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 45

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 46

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 47

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 48

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 49

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 50

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

A) I nitial 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 51

_____ 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 52

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 53

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 54

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 55

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 56

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 57

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 58

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 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 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 64

Briefly explain how to control an animation.

Question 65

Why is the fallback option provided to an audio clip?

Question 66

Briefly describe the styles applied to track cues.

Question 67

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 68

Case-Based Critical Thinking Questions Case 8-1 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 69

Case-Based Critical Thinking Questions Case 8-1 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 70

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 71

Case-Based Critical Thinking Questions Case 8-1 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 72

Case-Based Critical Thinking Questions Case 8-2 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 73

Case-Based Critical Thinking Questions Case 8-2 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