Transcript Preesntation: Technology progress

Progress in information technology
Skills: none
IT concepts: technology progress versus
technology, progress in storage, electronic and
communication technology
This work is licensed under a Creative Commons Attribution-NoncommercialShare Alike 3.0 License.
Where does this topic fit?
• Internet concepts
– Applications
– Technology
– Implications for
• Internet skills
– Application development
– Content creation
Information technologies
Electronic
Communication
Storage
Technology progress and technology shifts
Technology progress
1903
1905
Storage: IBM 305 RAMAC, 1956
5 million characters (6 bits each)
50 two-foot-diameter disks
$167,850 with no printer
A nice house was $15,000 and a coke or candt bar 5 cents
Electronics: transistors
First integrated circuit, 1959
First transistor, 1948
Three billion transistor integrated circuits (chips) today
Communication: 1986, NSFNet backbone 56 kbps
Today 10 gbps is common
The first functioning laser, 1960
My first home
terminal, 1973, 100
bits per second
Progress in information technology
Skills: none
IT concepts: technology progress versus
technology, progress in storage, electronic and
communication technology
This work is licensed under a Creative Commons Attribution-NoncommercialShare Alike 3.0 License.
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?
What is punched in this card?