Digital Media Flashcards
1
Q
Content you create, produce, and distribute in digital, or computer-readable, form, such as photos, audio, video, and virtual reality
A
Digital media
2
Q
Major types of digital media
A
Graphics, animation, video, audio, and virtual reality
3
Q
A picture, shape, design, graph or chart, diagram, or video.
A
Graphic
4
Q
An image you can see, store, and manipulate on a digital device.
A
Digital graphic
can be as simple as a line drawing or as complex as a 3-D illustration
5
Q
A series of images displayed in sequence to create the illusion of movement. Hint: you can use digital media to creat it
A
animation
6
Q
Each still image is called
A
a frame
7
Q
Instead of storing moving images, it stores data about the color and brightness of each frame
A
a digital animation
8
Q
You typically create an animation by
A
drawing illustrations
9
Q
Sound that is recorded and stored as computer data
A
digital audio
10
Q
A computer-simulated, 3-D environment that you can explore and manipulate, attempts to remove the barrier between the viewer and the media
A
Virtual reality (VR)
11
Q
With special headsets to display 3-D images that create the illusion of limitless space and depth, it immerses you in an artificial world
A
VR
12
Q
A machine that reads or produces physical signals in their original form, such as cameras, musical instruments, and video projectors
A
Analog devices
13
Q
It captures sound waves directly from a guitar or singer, and then plays the sound waves through an analog speaker, what it is?
A
Analog device
14
Q
A machine that reads and produces digital, or binary, data, such as computers.
A
Digital devices
15
Q
It turns the sound it captures into numbers representing tones, and then generates an electronic signal based on those numbers, what it is?
A
A digital recorder (digital device)
16
Q
Digital media translates ……. into …… so that anyone with a computer can create, edit, and play the media.
A
analog data / digital data
17
Q
Converting analog data to digital data is called
A
digitizing the data
18
Q
Changing the data into a form that computers and other digital devices can use
Which means you no longer have to be a talented artist to produce professional-quality audio and video
A
digitizing the data
19
Q
A process that converts the analog sound waves into digital sound
A
sampling
20
Q
It breaks the sound wave into separate segments, or samples, and stores each sample numerically. The more samples taken per second, the higher the sound quality and the larger the file
A
Sampling software
21
Q
The quality of an audio file is also determined by its
A
bit rate
22
Q
It is the number of bits of data processed every second
A
bit rate
23
Q
Bit rates are usually measured as
A
kilobits per second (kbps)
24
Q
Assign colors to the smallest picture elements, called pixels
A
Bitmap graphics or raster graphics
25
It stores the color value for each pixel, *such as 00 for black and 11 for white*
Bitmap graphics or raster graphics
26
Consist of shapes, curves, lines, and text created by mathematical formulas
Vector graphics
27
It contain instructions that define the shape, size, position, and color of each object in an image
Vector graphics
28
Refers to the clarity or sharpness of an image: the higher it is, the sharper the image and the larger the file size
Resolution
29
Means image quality deteriorates as their dimensions increase
resolution dependent
| Bitmap graphics are resolution dependent
30
Unlike bitmaps, they keep the same quality as their dimensions change
Vector images
31
On a digital camera, resolution is typically measured in
megapixels, or millions of pixels
32
Can be difficult to copy, download, or send as email attachments, due to their large file size
high-resolution photos and other complicated graphics
33
Makes digital media files smaller by reducing the amount of data in the files
Compression
34
Some types of bitmap graphics (JPEG files) use
lossy compression
35
It discards some of the original file data during compression. You usually don’t notice the “lost” data
lossy compression
36
Media files (TIF, PNG, and GIF) can be compressed using
lossless compression
37
Reduces the file size for storage
lossless compression
38
The organization and layout of data in a file
File format
| file name extension usually reflects the file format
39
Determines which programs or devices you can use to open or edit the file
File format
40
It is best use for simple web graphics and short web animations
## Footnote
Format is limited to 256 colors; supports transparency; small file size makes it good for websites
.gif *(Graphics Interchange Format)*
| Bitmap graphics
41
It is best use for photos on the web
## Footnote
Images have rich colors, but discard some data to reduce file size, which can affect quality
.jpeg or .jpg *(Joint Photographic Experts Group)*
| Bitmap graphics
42
It is best use for logos, icons, and illustrations
## Footnote
Images have good quality even when highly compressed; supports 16 million colors; better quality and smaller file size than GIF
.png *(Portable Network Graphics)*
| Bitmap graphics
43
It is best use for high-quality photos and printed graphics
## Footnote
Large file size is better suited for print than web use
.tif or .tiff (Tagged Image File Format)
| Bitmap graphics
44
It is best use for logos and other illustrations that are frequently resized
## Footnote
A standard format for exporting vector graphics without data loss
.eps (Encapsulated PostScript)
| Vector graphics
45
It is best use for Illustrations on the web
## Footnote
Developed by the World Wide Web Consortium (W3C); allows interactivity and animation
.svg (Scalable Vector Graphics)
| Vector graphics
46
What file extension Apple uses for iTunes downloads? What its compression?
.aac and .m4p / Lossy
47
What are the file extensions that are large; good to excellent sound quality? What its compression?
.aiff or .aif and .wav / None
48
What are the common file formats for music and audio books? What its compression?
.mp3 / Lossy
49
What file extensions that are played using Windows Media Player; also copy-protected?
.wma / Lossless
50
What should you do first if you want to capture and edit pure audio
Choose uncompressed audio files, and then save them in a compressed format.
51
lose data when they are compressed with lossy compression, giving up quality and fidelity for file size.
Audio files
52
They have good audio quality and smaller file sizes than uncompressed audio files, but still larger than files with lossy compression
Audio files with lossless compression
53
What are the two parts of digital video files?
a codec and a container
54
(short for compressor/decompressor) is software that encodes and usually compresses data for storage and then decompresses the data for playback.
A codec
55
Video files typically use
lossy compression
56
bundles the video, audio, codec, and other parts such as subtitles into a single package
A video container
57
It is best use for commercial video production? What is compatible with?
## Footnote
Provides the highest video quality at the expense of file size
DivX / AVI video container
58
It is best use for playing on playback devices or streaming services? What is compatible with?
## Footnote
Common, efficient codec; preferred for YouTube videos
H.264 / MP4 video container
59
It is best use for very high resolution videos? What is compatible with?
## Footnote
New video codec; also called HEVC
H.265 / MP4 video container
60
It is best use for DVDs, Blu-ray discs, professional-grade cameras? What is compatible with?
## Footnote
Not used for streaming services
MPEG-2 / MP4 and Quicktime containers
61
It is best use for online streaming services? What is compatible with?
## Footnote
Common codec providing good quality
MPEG-4 / Wide range of compatibility
62
It is best use for videos to store on a computer? What is the file size and quality?
## Footnote
One of the oldest and most accepted formats
.avi / Larger than others
63
It is nearly universal? What is the file size and quality?
## Footnote
Websites such as YouTube and Vimeo prefer MP4 files
.mp4 / relatively small files and high quality
64
It is best use for playback on Apple devices? What is the file size and quality?
## Footnote
Developed by Apple
.mov (Quicktime) / large files with high quality
65
It is best use for sharing with others and posting on the web? What is the file size and quality?
## Footnote
Developed by Microsoft
.wmv (Windows Media) / small file size with reduced quality
66
Resolutions of 640 × 360 and 720 × 480
Standard Definition (SD)
67
Resolutions of 1280 × 720 (called 720p) and 1920 × 1080 (called 1080p or Full HD)
High Definition (HD)
68
The 4K standard provides a resolution of 3840 × 2160 (called 2160p), while the 8K standard provides a resolution of 7840 × 4320 (called 4320p)
Ultra High Definition (UHD)
69
Is 16 times larger than a Full HD video
An 8K video file
70
If you want to watch a 4K video on a 720p display screen, your computer or TV will
converts the high-resolution video to 720p
71
An animation technique using a sequence of images, in which one or more objects are changed slightly between each image
in-betweening or tweening
72
requires 24 frames per second (fps)
A 2-D animated video
73
Unlike 2-D objects, it have volume and can rotate 360 degrees, making them more lifelike.
3-D objects
74
It displays 24–60 fps
3-D animation
75
You creat a solid 3-D image by applying highlights and shadows to a/n
wireframe drawing
76
The process of applying highlights and shadows to creat solid 3-D image is called
3-D rendering
77
To make the 3-d object move, you set its starting position in a location on the animation timeline that marks the beginning of the movement, which called
a keyframe
78
A type of animation where animators move real-life objects through a sequence of poses and capture the movements one frame at a time.
stop motion animation
79
Provides clear, simple expressions of concepts and stories
2-D animation
80
Provides more immersive, dynamic experience.
3-D animation
81
A meeting among several geographically separated people who use a network or the Internet to transmit audio and video data
video consoles *or a web conference*
82
Hardware that allows you to play video games; examples include Xbox, Nintendo Wii, and Sony PlayStation.
game console
83
Hardware necessary for playing virtual reality games.
VR gaming system
84
What headset such as the HTC Vive, the Oculus Rift, or the Oculus Go, controllers, and sensors do?
Track your movements
85
VR consoles that you can use instead of a PC
The Oculus Quest and PlayStation VR
86
A hybrid of virtual reality and augmented reality, simulations that let you see the real world while interacting with realistic virtual objects. HINT: The experience when using HoloLens headsets
mixed reality
87
HoloLens headsets use a projected image that appears three-dimensional, which called
holograms
88
Allow you to superimpose virtual objects and characters onto scanned images of real objects in the room, and then interact with the virtual and real objects.
holograms
89
Many of the games on computers, tablets, or smartphones use
2-D animation
90
Doctors can practice their fine motor skills on surgery simulators using
motion-sensing game consoles
91
Allow you to interact with the system through body movements
motion-sensing game consoles
92
Were the first to popularize augmented reality (AR)
Mobile games
93
Integrates visual and audio game content with your environment and often requires a separate room to create an immersive experience. HINT: Pokémon Go
Augmented reality gaming
94
An environment simulated by virtual reality software to appear as a real or imagined 3-D space, 360-degree environment.
VR or Virtual world
95
Unlike augmented reality, virtual world replaces real-world Paris. True or false
True
96
If you are visiting a virtual version of Paris and enter a café, the sights and sounds in the virtual world do not change as you move. True or false
False
97
Like augmented reality, mixed reality maintains a connection to the physical world. True or false
True
98
What is the goal of mixed reality?
to produce an environment where physical and digital objects interact
99
Can teach medical students a procedure or novice pilots how to maneuver through bad weather
Animations (Simulations)
100
A sophisticated computer animation that is useful for training and teaching in many fields, particularly in areas in which learning can be dangerous or difficult.
Simulations
101
Transitions are type of
Animations
102
Can became a target for malware developers
Adobe Flash because it required users to download a plug-in
103
Features high-quality playback without the need for additional plug-in software, and is the standard for web animation development, what it is?
HTML 5
104
has been replaced by Adobe Animate CC, which incorporates HTML 5
Adobe Flash
105
is done during the production phase, while the film is being shot, and then incorporated into the final footage.
3-D animation in films
106
Animation produced as you watch or play a game.
real-time animation
107
At 60 frames per second, your computer must handle more than 1 billion bits of information every second to display a 3-D image. To play 3-D animations games you need a computer with
a powerful processor
108
to transfer a picture from the Internet to your computer and add it to you document you need to
download it
109
A website that maintains an inventory of photographs and other graphics and makes them available for download with a fee
stock photo galleries
110
A search engine tool that lets you search for pictures that you can use, share, or even modify for personal or commercial use.
license filter
111
In fields such as manufacturing, interior design, and architecture, people use ....... to bring their products or designs to life.
computer-aided technology
112
Applications used by architects, scientists, designers, engineers, and others to create highly detailed and technically accurate drawings that can be shared, modified, and enhanced with speed and accuracy.
computer-aided design (CAD) software
113
Applications used by engineers and scientists to create wireframe drawings of objects, which they can rotate to view from multiple angles.
3-D CAD software
114
Uses artificial intelligence (AI) to help automate design tasks, such as creating precise shapes. In broad terms, AI lets computers perform tasks that require human-level intelligence.
CAD
115
A branch of AI that uses statistics to help machines learn from data, identify patterns, and make decisions to progressively improve their performance without much human intervention.
Machine learning
116
Help engineers to discover quicker production methods, evaluate the results of using different materials or changing a product’s features, and produce design options based on goals and constraints.
CAD software with built-in machine learning tools
