EVOLUTION OF ICT Flashcards
(39 cards)
specialized module with the foundation of knowledge and skills
empowerment technologies
what does ICT stand for
Information and Communication Technology
data in paper or in electronic format
information
transfer of information
communication
application of scientific knowledge for practical purposes
technology
manipulation of data using hardware, software and electronics
information technology
protocols, software, and hardware for data movement
communcations techonology
4 eras of ICT
premechanical, mechanical, electromechanical, and electronic
humans started communicating with one another
premechanical period
automating and speeding up numerical calculations grew
mechanical period
development of machines that will enhance calculation speed
mechanical period
blaise pascal (1642-1644)
pascaline
charles babbage (1834)
analytical engine
lady augusta ada byron / lady ada lovelace
1st programmable mechanical computer
use of electricity for information handling and transfer
electromechanical period
share info with one another in a faster yet reliable manner over long distances
electromechanical period
what is the first electrical communications device
telegraph
who invented the telegraph
william cooke and sir charles wheatstone (1837)
letters not included in the telegraph
c, j, q, u, x and z
who invented morse code
samuel morse (1844)
it is the 1st single-circuit telegraph
morse code
who invented the telephone
alexander graham bell (1876)
advent of electronic devices or solid state devices
electronic period
what did john ambrose flemming (1904) invent?
vacuum tubes