Unit 08: Managing your Digital Lifestyle: Challenges and Ethics Flashcards
Digital Convergence?
ability to use a single device to meet out media, internet, entertainment, and phone needs
Digital Living Network Alliance
an organization designed to standardize digital convergence
internet of things?
the interconnection of embedded computing devices that transfer data over a network without human interaction
8 categories of the internet of things?
- home entertainment
- security cameras
- appliances
- security locks
- lighting
- smoke detectors
- thermostat
- irrigation
digitized?
when info is measured and converted to a stream of numerical values
analog waves?
sinusoidal waves - sound/light waves
advantage of digital versus analog formats?
can be reproduced and distributed easily due to it being a string of numbers. compared to analog which needs to be converted
analog versus digital entertainment
a) publishing
b) music
c) photography
d) video
e) radio
f) TV
analog - digital
a) books - e-books
b) record/cassette tapes - CD’s/MP3 files
c) film cameras - digital camgeras
d) film stored on tapes - DVD/blu-ray
e) AM/FM radio - streaming music stations
f) analog TV broadcast - HDTV
SiriusXM and HD Radio are examples of?
satellite radio systems broadcasted in digital formats
how is analog converted to digital?
analog-to-digital conversion - where the strength of the analog wave is measured using numerical values creating a string of numerical value representing the analog wave
e-text?
electronic text - textual info captured digitally so that it can be stored, manipulated, and transmitted by electronic devices
e-readers
devices that display e-text
Amazon Kindle, Barnes & Noble NOOK are examples of?
e-readers
6 basic features of e-readers
- integrated dictionaries
- not-taking and highlighting capabilities
- URL links to glossary
- bookmarks
- connection to different version - audiobooks
- magnification
MagicScroll Web Reader
a google browser add-on for e-texts
E Ink? example
electronic ink - sharp grayscale representation of text
amazon kindle paperwhite
2 popular tech used to represent digital text
- E Ink
2. backlit monitors
backlit monitors? example
devices with a screen that illuminate themselves instead of depending on room lighting
Amazon Fire
which digital text has the longest battery life? what is the battery life of each
a) E Ink
b) backlit monitors
a) longer - 1-2 months
b) 8-10 hours
are e-books limited in libraries?
yes a library has a specific number of copies of each e-book - only so many licensing numbers
Project Gutenberg
source of free e-reading
5 steps to creating digital music
- play music and creat to creat analog wave
- microphone feeds analog wave into an ADC chip
- ADC digitizes the wave
- the digital wave (series of numbers) is recorded onto digital media
- playback device uses DAC to convert digital to analog waves to be heard through the speaker rather than live
ADC?
analog-to-digital converter
DAC?
digital-to-analog converter
sampling rate?
specifies the number of times the analog wave is measured per second - dictates how close the digital wave is to the analog wave
DivX and MPEG-4 are examples of?
digital music file types with a .mp4 extension
WMV and Xvid are examples of?
digital music file types that hold both video and audio info
What determines how much digital media a device can hold?
- storage space
2. the quality of the sampling rate - better = larger file
ripping?
converting a song from CD to digital MP3 file
can you control MP3 file size
yes by ripping because it allows user to control the sampling rate
DRM?
digital rights management - a system of access control that enables only limited use of material that have been legally purchased
tethered downloads?
when you pay for music and own it bar are restricted to its use
SLR cameras?
single-lens reflex cameras - analog wave cameras
CCD arrays?
charge-coupled device array - an electronic sensor that captures images
fixed-lens cameras?
a digital camera that comes with a fixed lens
benifits of digital SLR cameras? (2)
- lets you switch among different lenses
2. full-frame image sensor - what captures the light
disadvantages of SLR cameras compared to fixed lens cameras (2)
- heavier
2. uses more battery power
5 factors that determine digital image quality
- lens quality
- image sensor size
- file format used
- color management software
- resolution
resolution?
number of data points it records for each image captured
MP?
megapixels
pixel?
picture element
standard camera resolution is?
12 to 20 MP
professional digital SLR camera resolution is
50.6 MP
most common file types for digital cameras are? (2)
- RAW - raw uncompressed data
2. JPEG - joint photographic experts group
main difference between RAW and JPEG?
RAW is a bigger file
TIFF and JPEG are examples of?
files used to store converted images
2 best options for printing digital photos?
- use an inkjet printer - photo printer
2. use a photo printing service - no fading
Izzy Video podcasts and No Film School are examples of
online tutorial resources that teach how to edit video footage
codec?
the rule implemented in software/hardware that squeezes the same audio and video info into less space
VLC Media Player and GOM player are examples of?
free media players used in windows 10
MPEG-4, H.264m and DivX are examples of?
commonly used codecs
4 typical file format for digital video
- QuickTime
- MPEG
- windows media video
- Microsoft video for windows
MPEG?
moving picture experts group
HD?
high definition - standard digital TV signal that guarantees a specific level of resolution and aspect ratio
aspect ratio?
the ratio of an image’s width to its height
IoT?
internet of things
deep web?
any part of the web that you cannot find using a search engine
dark web?
well-concealed websites that are used for illegal activities
cryptocurrency/virtual/cyber/digital currency?
enables direct anonymous transactions between users
what is the most well-known cryptocurrency?
bitcoins
Litecoin, Ethereum, Zcash, Dash, Ripple, and Monero are all examples of?
cryptocurrency
what is a different amount of cryptocurrency compared to regular currency?
they are not regulated by the government
blockchain?
a massive public online ledger that keeps finalized cryptocurrency transactions
digital wallet?
stores info needed to complete cryptocurrency transactions
what are the 2 types of digital wallets? which one is more secure?
- hot - wallets connected to the internet
2. cold - wallets disconnected from the internet - more secure
disadvantages of cryptocurrency (6)
- cannot reverse transactions
- losing wallet = losing currency
- no insurance
- currency value fluctuates
- little protection of consumers
- not widely accepted
“cutting the cord”?
dropping cable TV services and obtaining TC programs a different way
throttle?
to slow down
2 types of property?
- real property - immovable (real estate)
2. personal property - stuff you own
2 types of personal property
- tangible - a physical object of value
2. intangible - non-physical object of value
IP?
intellectual-property - a product of a person’s mind and is usually considered an expression of human creativity
copyright?
a type of protection that is granted to the creator of original works fo authorship
5 broad categories if IP
- copyright
- patents
- trademarks
- service marks
- trade dress
8 copyright works
- literary work
- musical works
- dramatic works
- pantomimes and choreographic
- structural works
- motion pictures
- sound recordings
- architectural
Patents?
grant inventors permission to stop others from manufacturing, using, and/or selling their work
trademark?
a symbol that uniquely differentiates goods of one party from another
service mark?
a trademark that applies to a service instead of a product
5 rights copyright owners own
- reproduction of the work
- to prepare derivatives works base on the original
- work distribution
- public performance of the work
- public display of the work
what can you not copyright?
common phrases/products
how long does copyright last?
+70 year
public domain?
works without copyright protection
is copyright protection automatic?
no, it must be registered as your work
is copyright registration free?
no, a small fee is associated with it
do I need to register for copyright protection for all my original pieces?
no there are copyright registration forms for collective works however they must be associated together as a collection
copyleft
various licensing plants that enable copyright holders to grant certain rights to the work while retaining other rights
4 license conditions
- attribution - if others use your work in any way will grant you credit
- ShareAlike - lets others do anything with the work under certain conditions with permission of the owner
- noncommercial - can use work for anything noncommercial
- NoDerivatives - other can do anything as long as its the original - no modifications
GNU?
general public license
credit common licenses?
a licence that explains the terms and conditions associated with the involvement of using the work
copyright infringement?
violation of the holders right
software piracy?
illegally using copyrighted software
model release?
grants the photographer the right to use an image of the model
terms of use?
the terms related to using the copyrighted material
info required to contact the owner copyright work asking permission of use
- say who you are
- which work you request permission
- complete details of work usage
- timing of the request
fair use?
ability to use portions of copyrighted work for specific purposes without receiving prior permission from the copyright holder
educational fair use?
reproduction of a small part of the work by teacher/student meant for an educational lesson
types of activities of constitute fair use?
- quotations
- summary of work
- educational fair use
plagiarism?
the act of copying text or ideas from someone else and claiming them as your own
paper mills?
websites that sell prewritten or custom-written research papers to students
APA?
American psychological association
MLA?
modern language association
APA and MLA are examples of?
citation styles
hoax?
anything designed to deceive another person
urban legends?
when a hoax becomes so well known that they incorporated as a true event even if they are not
fake news?
a type of hoax that refers to stories that are invented and are intended to spread misinformation
4 sources for conduction scholarly research?
- google scholar
- academia
- BASE
- RefSeek
digital manipulation?
altering media so that the images captured are changed from the way they were originally seen by the human eye
online reputation?
info available about someone in cyberspace that can influence people’s opinions of them in the real world
persistence of information?
the ideas that media or narratives about someone online may never disappear
employment-at-will?
unless bound by employ contract employers can fire you at any time for any reason unless is violate legal statue
4 steps to take to protect online rep
- improve/update personal profile
- create content on relevant sites
- post frequently
- get haters deleted or persuade them