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83 Cards in this Set
- Front
- Back
What is a blog?
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personal journals
text-based |
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What is a vlog?
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video log
digital video clips playable on media player software |
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What is a wiki?
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web sites that allow anyone to change their content
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What is a podcast?
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compressed audio or video files distributed on the internet
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What is a webcast?
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broadcasts of audio or video content over the internet
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What is E-commerce?
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conducting business online
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What are the 3 types of E-commerce?
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Business-to-consumer (B2C)
Business-to-business (B2B) Consumer-to-consumer (C2C) |
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Quick Tabs
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show thumbnail images of all open web pages in open tabs
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tabbed browsing
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multiple pages available in the same browser window
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What does URL stand for?
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Uniform Resource Locator
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Client computer
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users connected to the internet
requests data and web pages |
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server computer
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stores web pages and data
returns the requested data to the client |
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Cable
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fast connection speed
speed depends on number of users not available in all areas |
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Digital subscriber line (DSL)
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uses telephone lines
faster than dial-up requires special modem does not tie up phone line not available in all areas |
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Fiber-optic service (FiOS)
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sends light through fiber optic lines
faster than cable and DSL expensive available only in certain areas |
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Satellite
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slower than cable and DSL
expensive |
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wireless access
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increases mobility and productivity
requires WiFi hotspot |
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Dial-Up
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uses standard telephone line
requires a modem slowest connection speed cheapest |
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What is system software?
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coordinates instructions between software and hardware
includes operating system and utility programs |
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What is application software?
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programs used to complete tasks
productivity, entertainment, educational and reference, and personal software |
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What are some examples of application software?
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calender, outlook, quickbooks, turbotax
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What is productivity software?
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programs that enable you to perform tasks required in home, school, and business
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What are some examples of productivity software?
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word, excel, database, personal information managers
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What is a wizard?
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step by step guides that help you complete a task
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What is a template?
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pre-designed forms included with software
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What are macros?
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small programs that group a series of commands to run as a single command
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Integrated software application
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single program that incorporates many software programs
Ex: microsoft works |
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software suite
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collection of stand-alone software programs packaged together, integrate well
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Media management software
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software to organize media files
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Computer-Aided Design Software
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used to create 3D models
applications for architecture, automotive, aerospace, and medical engineering industries |
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What is freeware?
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copyrighted software you can use for free
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What is shareware?
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software that allows users to run it for a limited time for free
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Open source
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free to use
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beta versions
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programs still under development
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What kinds of software do small businesses use?
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quickbooks
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what kinds of software do large businesses use?
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ERP
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What is the main reason why it is important to become computer literate?
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to avoid hackers and viruses
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What does nano stand for?
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one billionth
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What is nanoscience?
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study of molecules and nanostructres
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What is a nanostructure?
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range in size from 1 to 100 nanometers
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What is nanotechnology?
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science of the use of nanostructres
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What is data?
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representation of a fact, figure, or idea
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What is information?
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organized, meaningful data
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What is a bit?
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binary digit; 0 or 1
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What is a byte?
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8 bits
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What is hardware?
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any part of the computer you can touch
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What is software?
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programs that enable hardware to perform different tasks
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Mainframe computer
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supports hundreds of users simultaneously
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Supercomputer
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performs complex calculations rapidly
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Embedded computer
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self-contained computer performing dedicated functions
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What are input devices?
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devices used to enter information or instructions into the computer
Ex: keyboard, mouse, scanner, camera, stylus, game controllers, touchscreens |
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What types of keyboards are there?
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QWERTY
virtual laser configurable |
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Optical mouse
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needs no mouse pad
doesn't need cleaning |
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trackball mouse
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easier on wrists
stays stationary on desk |
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wireless mouse
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uses radio or light waves
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integrated pointing device
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touchpad
trackpoint |
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Output devices
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send processed data out f the computer
Ex: monitor, printers |
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LCD Monitor
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liquid crystal display
screens are grids made of pixels green, blue, and red subpixels liquid crystal sandwiched between transparent layers |
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LED monitor
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light emitting diode
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CRT monitors
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legacy technology
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What is legacy technology?
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the way things used to be; old technology that still works
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Inkjet printer
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less expensive, print high-quality color images
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Laser printer
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more expensive, faster printing speed
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What is on the motherboard?
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CPU
RAM expansion cards and slots built-in components |
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What is RAM?
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Random access memory
-stores instructions and data -temporary |
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What is ROM?
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Read-only memory
-stores startup instructions -permanent |
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What is the CPU?
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central processing unit
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Internal drive bay
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cannot be accessed from outside of the system
CD or DVD drive reserved for internal hard drives |
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External drive bays
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accessed from outside the system
CD or DVD drives Floppy and Zip drives |
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Hard drive
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permanent storage
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optical storage
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CDs
DVDs BDs |
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Legacy ports
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serial and parallel
FireWire |
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expansion card
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new port standards
added portle several devices to be connected to a port |
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expansion hubs
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enable several devices to be connected to the port
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cold boot
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powering on your computer from a fully turned off state
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ergonomics
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minimizing injury or discomfort while using the computer
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What are the four main functions of a computer?
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input, output, store, process
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what is the internet?
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a network of networks
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What is the web?
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component of the internet
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how did the internet evolve?
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advanced research projects agency network (ARPANET)
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client based email
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requires client e-mail software
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web based email
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doesn't require software
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Web 2.0
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web interactions among people, software, and data
social web where the user is also a participant new applications that combine the functions of multiple applications |