Informatics - Lecture 1 - University of Macedonia
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Transcript of Informatics - Lecture 1 - University of Macedonia
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2014-2015
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! :
! E-mails: [email protected] [email protected]
! : G. eekman & M.J. Quinn (2009), , M. . (2010), , . .
+ Compus ! :
12-2 .. (. -) . 14 - 8-10 .. (. -) . 3
! : compus
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1. 2. 3. 4. 5. , 6. 7. 8.
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! : 2.5 5 2.5 5 .
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! http://compus.uom.gr/ECO115/index.php
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1. 2.
3.
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! .
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!
! ( ) , , , ...
! , , , ...
! , , , ...
!
!
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! PC
! PC : ! ! !
! PC : ! !
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! PC
! : ! ! ! ! !
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! .
! , .
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!
! PDA (personal digital assistant)
! Palm ! Pocket PC
! Smart phones ! .. Android
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! (Servers)
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! (data centres)
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!
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!
!
! 1043
1012 / 1021
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!
! !
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! ,
! ! : ( )
()
( )
! , , , ... :
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! , , .
! ;
! 1940
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! (17 19 ) Pascal: Pascaline 1
(, ) Leibnitz: (, ) Jacquard: (, )
Babbage: ( ), ( /)
Hollerith:
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! (17 19 ) Pascal: Pascaline 1
(, )
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! (17 19 ) Leibniz: (, )
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! (17 19 ) Jacquard: (, )
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! (17 19 ) Babbage: ( ), ( /)
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! (17 19 ) Hollerith:
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! (17 19 ) Hollerith:
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! ABC (Atanasoff Berry Computer),
! Konrad Zuse, Z1 ! Howard Aiken, Mark
I ! Alan Turing, Colossus Enigma
! Maughly & Eckert: ENIAC (1946) 18.000 , 30
3, 30
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! ABC (Atanasoff Berry Computer),
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! Konrad Zuse, Z1
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! Howard Aiken, Mark I
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! Alan Turing, Colossus Enigma
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! Maughly & Eckert: ENIAC (1946) 18.000 , 30 , 3 30
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! , .
! 0 1 (.. )
! - (on-off).
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! .
! 1956.
! 1960, .
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! :
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! (1950-) (1950 - 1959), .
(1959 1965) (1956 1975)
(1975 1985) () , , (CD-ROM, DVD), , (virtual reality)
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! Intel 1971.
! PC 1970: Apple Commodore Tandy IBM PC
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, , .
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! To , .
! . : .
!
! !
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! Tim Berners-Lee, CERN (Switzerland) ! / ,
1990
!
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1996
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! Charles Babbage
! .
! : Internet WWW
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! ! ! ! , ! ! !
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