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35 Cards in this Set
- Front
- Back
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What is the chronology of media?
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Writing era of communication
Printing era of communication Telecommunications era Interactive communication |
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What was the first fully modern computer design?
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Babbage's Folly
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Who was the world's first computer programmer?
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Augusta Ada Byron
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The printing era produces the first what?
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Adding machines
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Telecommunications era begins with the invention of what?
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The telegraph
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The invention of the telegraph leads to the invention of what?
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Radio
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What does ENIAC stand for and what did it do?
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Electrical Numerical Integrator and Calculator
It was used to solve math problems |
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tThe first generation of computers used what kind of tubes?
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Vacuum
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The second generation computers featured what?
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Transistors, which leads to miniaturization
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Milestones of 3rd generation computers?
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Mainframe computers accessed remotely by terminals and used integrated circuits.
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The fourth generation of computers produced what?
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The personal computer (1975 Altair 8800)
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The essentials of the computer
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Processor (CPU)
Fan RAM Video or sound card Expansion slots |
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When looking into buying a motherboard, make sure...
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it is compatible with the processor and have enough expansion for our needs.
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When looking into buying a processor, make sure...
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it is fast enough speed to not go out of date
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Hard drive must be...
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Large enough to hold the system software, application software and all documents
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What is RAM
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Stores programs and data being used, each memory location has an address and it is volatile
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Case must...
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accommodate motherboard and have power supply and cooling for hot processor.
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Monitor must have...
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LCD screen
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DDifferance between digital and analog
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Digital: zeroes and ones/on and off
Analog: continuous variable scale |
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What is a bus?
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Circuits that carry data from one component to the other. The wider the bus, the more quickly the data can flow/
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What are Hard disks?
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Mass storage devices
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What are input and output devices?
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Input: the computer's senses (Ex. keyboard, pointing device)
Output: Expanding the capabilities of the desktop/laptop (monitors) |
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What is diffusion?
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a process by which an innovation is communicated through certain channels overtime among members of a social system.
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What is innovation?
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Idea, practice, or other object that is percieved as new
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What aspects make up Diffusion of innovations theory?
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Innovation, Communication, TIme, and the social system
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What are attiributes of diffusion?
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Relative Advantage, Compatiblity, Complexity, Trialability, Observability, Economics, Lack of regulatory boundaries.
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Categories to Innovation adopters
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Innovators, Early adopters, early majority adopters, late majority adopters,laggards
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What is a spreadsheet?
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A program designed to process information in the form of tables.
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=
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formula
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$
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absolute cell reference
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what are relative formulas?
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refering to different cells when they are copied
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What is an absolute formula?
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Formula references never change when they are copied
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What are database capabilities?
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Search for information, sort data by specific catagories, merge data with a word processor, generate reports
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What is a database?
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a collection of one or more database files
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What is a file?
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A collection of related informatiom
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