Module 2b: Intellectual Revolutions that Defined Society: Information Age Flashcards
The network externality effect.
A phenomenon wherein the value of a good or service improvement depends on the increased demand of people or participants who want to avail it.
Information Age
“If nobody has one, it’s useless.”
“If everyone has one, it’s indispensable.”
These are mass reproduced text and images from a master form or template.
Print Media (Mass Media)
Before 220 AD in China (Print Media)
Woodblock Printing
1040 AD - movable type invented by (Print Media)
Bi Sheng
15th century - printing press was invented by
Johannes Gutenberg
It used oil-based ink, and softer and more absorbent paper. Compared to its predecessors, this was faster and more durable.
Printing press in 15th century
It made use of storage media so that it may be re-accessed.
It was first used about late 19th century.
Recordings
e.g. gramophone records, magnetic tapes, cassettes, cartridges, CDs, DVDs
Story conveyed with moving image.
Film
Movie cameras take rapid sequence of photographs, the series of images are called
______ and will be played back in a movie projector at a specific frame rate; this
creates the illusion of motion.
Frames
It is a one-way transmission over radio waves intended to reach a wide audience using radio waves.
Radio
Discovered radio waves in 1886.
Heinrich Hertz
Developed the first practical radio transmitters and receivers around 1895-6 (which is used commercially at 1900)
Guglielmo Marconi
It is a telecommunication medium for transmitting and receiving moving images (usually with sound).
Television
Coined the term television.
Constantin Perskyi
It was during this time that television was used the primary medium for influencing public opinion.
Since about 1950
It is the global system of interconnected computer networks that communicate between networks and devices.
Internet
Development of packet switching, and research commissioned by the United States Department of Defense to enable time-sharing of computers.
1960s
ARPANET (Advanced Research Projects Agency Network) initially served as a backbone for interconnection of regional academic and military networks.
The first public packet-switched computer network.
1970s
Funding of the National Science Foundation Network as a new backbone and private funding for other commercial extensions, opened it to worldwide participation and merger of many networks.
1980s