the information age. what is the information age? people, information & societies that chronicle...
TRANSCRIPT
What is the Information Age?
People, Information & Societies that chronicle the birth and growth of electronic information -- from ancient times to Samuel Morse's invention of the telegraph in the 1830s, through the development of the telephone, radio, television, and computer.
http://www.tcf.ua.edu/AZ/ITHistoryOutline.htm
Four Periods of The Information Age
Pre-Mechanical - 3000 B.C.-1450 A.D.
Mechanical - 1450-1840
Electro-Mechanical - 1840-1940
Electronic/Information -1940-Present
The Pre-Mechanical Age
Writing and Alphabets: Cuneiform, Symbols
Paper and Pen: Papermaking
Books and Libraries: Religious Scrolls, Binding
Numbering Systems: Numbers 1-9, Zero
The First Calculators The Abacus
3000 B.C.-1450 A.D.
The Mechanical Age
Movable Type Printing General Purpose Computers (people who used numbers)
Slide Rule Analog Computer
Key Punch Computer Binary Logic Real Time Operated Computers
1450-1840
The Electro-Mechanical Age
Telecommunications Voltaic Battery Telegraph Morse Code Telephones and Radios
Computing Census Machine Mark 1
Paper Stored Programming
1840-1940
Picture of a 1986 Telephone from Vendsyssel Historiske Museum in Hjørring, Denmark
© 2004 by Tomasz Sienicki
Information Age
Electronic Vacuum Tubes Electronic Numerical Integrator and Computer Manchester Mark 1 First Computer for Commercial Use
1840-Present
Computer Generations
First Generation (1951-1958) Main Logic Elements Externally Stored Information Machine and Assembly
Language Compilers
Second Generation (1959-1963) Transistors Semi-Conductors High-Level Programming Fortran/Cobol
Third Generation (1964-1978) Integrated Circuits Magnetic Tape and Disk Operating Systems BASIC
Fourth Generation (1979-) Large Scale Circuits Central Processing Units Apple II/Apple Mac IBM/MS-DOS/GUI MS Windows