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Transcript of Progress in information technology This work is licensed under a Creative Commons...
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Progress in information technology
This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 License.
Skills: none
IT concepts: technology progress versus technology, progress in storage, electronic and communication technology
![Page 2: Progress in information technology This work is licensed under a Creative Commons Attribution-Noncommercial- Share Alike 3.0 License. Skills: none IT concepts:](https://reader030.fdocuments.us/reader030/viewer/2022032800/56649d385503460f94a1149a/html5/thumbnails/2.jpg)
Where does this topic fit?
• Internet concepts– Applications– Technology– Implications for
• Internet skills– Application development– Content creation
![Page 3: Progress in information technology This work is licensed under a Creative Commons Attribution-Noncommercial- Share Alike 3.0 License. Skills: none IT concepts:](https://reader030.fdocuments.us/reader030/viewer/2022032800/56649d385503460f94a1149a/html5/thumbnails/3.jpg)
Information technologies
Electronic
Storage
Communication
![Page 4: Progress in information technology This work is licensed under a Creative Commons Attribution-Noncommercial- Share Alike 3.0 License. Skills: none IT concepts:](https://reader030.fdocuments.us/reader030/viewer/2022032800/56649d385503460f94a1149a/html5/thumbnails/4.jpg)
Technology progress and technology shifts
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Technology progress
1903
1905
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Storage: IBM 305 RAMAC, 1956
5 million characters (6 bits each)50 two-foot-diameter disks$167,850 with no printerA nice house was $15,000 and a coke or candt bar 5 cents
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Electronics: transistors
Three billion transistor integrated circuits (chips) today
First integrated circuit, 1959
First transistor, 1948
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Communication: 1986, NSFNet backbone 56 kbps
Today 10 gbps is common
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The first functioning laser, 1960
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My first home terminal, 1973, 100 bits per second
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Progress in information technology
This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 License.
Skills: none
IT concepts: technology progress versus technology, progress in storage, electronic and communication technology
![Page 12: Progress in information technology This work is licensed under a Creative Commons Attribution-Noncommercial- Share Alike 3.0 License. Skills: none IT concepts:](https://reader030.fdocuments.us/reader030/viewer/2022032800/56649d385503460f94a1149a/html5/thumbnails/12.jpg)
A few questions
We looked at storage, electronic and communication technology. What other technologies are undergoing dramatic improvement?
If the first cars got only 1 mile per gallon, and that doubled every two years, what would our mileage have been 20 years later? Thirty years later?
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What is punched in this card?