base ten integeri kümnendarvudest annab Ecki appletis juuresoleva graafilise kujutise, teen kujundi ja vaatan base integeri mis vastab kahendsüsteemi arvule 1110001 ASCII tabelis? Nr sisse ja punkt bianari, vaatan ...teksti Kümnendsüsteemi arv 33 on kahendsüsteemis? 33 kirjutan ja Base-ten integer, vaatan bianary Loe läbi jutud Atbashi ja Caesari šifri (Caesar cipher) kohta: http://www.wikipedia.org 2 Tutvu ajalooga kuni 1970ndad: http://www.islandnet.com/~kpolsson/comphist/ 47-68 inglise keelne http://www.epemag.com/zuse/ konrad Zusest http://en.wikipedia.org/wiki/Harvard_Mark_I räägib The IBM Automatic Sequence Controlled Calculator Tee läbi Ecki laborid: http://math.hws.edu/TMCM/java/labs/xTuringMachineLab.html Noo ei saa aru Tähtsamad loengus käsitletud isikud otsi üles ka http://www.wikipedia.org 3 Loe ajalugu kuni 1999: http://www.maxmon.com/history.htm Ajalugu, palju http://www.computerhistory.org/ arvuti muuseum http://cs.ttu
VAAKUMTORUD 1906, Lee Deforest GEORG CANTOR 1845-1918 Hulgateooria rajaja, Paradokside avastamine matemaatikas, Matemaatika alused korraga ebakindlad RUSSELL & WHITEHEAD 1910-1913 massiivne loogikatraktaat Principia Mathematica Paradoksid -> tüüpide teeoria Filosoofilised vaated: logitsism HILBERT 1862-1943 ( LOOGIK JA MATEMAATIK) Filosoofilistelt vaadetelt formalist "Hilberti programm" matemaatikale kindlate aluste rajamiseks: Matemaatika alused tuleb esitada loogika keeles, range aksiomaatikana. Tuleb tõestada, et nimetatud aksiomaatika ei ole vastuoluline, st temast ei ole võimalik tuletada korraga mingit väidet A ja sellesama väite eitust -A KURT GÖDEL 1906-1978 1930: loogika baaskeel predikaatarvutus on täielik 1931: formaalne aritmeetika ei ole täielik, seda ei saagi lõpliku formaalse süsteemiga kirjeldada TURINGI MASIN 1935-1937: artikkel Turingi masinast: universaalsus, mittelahenduvus
THE INDUSTRY OF TELEVISION AND VIDEO TECHINCS Report Table of Contents 1. Video Technics Inc.................................................................................3 1.1 About Video Technics........................................................................................... 3 1.2 Apella Proven IT-Centric Technology................................................................3 1.3 Corporate Mission..................................................................................................4 2. Panasonic................................................................................................5 2.1 Introduction............................................................................................................5 2.2 Company Information............................................................................................5 2.3 Business Segments................................................................
1969-1971 birth of UNIX. Ken Thompson, Dennis Ritchie © 1969-1973 C development Thompson, Ritchie, Kernighan 1983 Big machines: AT&T announces UNIX System V. AT&T Bell Labs designs C++ 1975 Bill Gates and Paul Allen found Micro-Soft (the hyphen is later dropped). MITS releases a version of MicroSoft BASIC 2.0 for its Altair 8800, in 4K and 8K editions. 1976 Steve Wozniak and Steve Jobs finish work on a computer circuit board, that they call the Apple I computer. Steve Jobs and Steve Wozniak form the Apple Computer Company, on April Fool's Day. Apple I Price: US$666.66. 1977 Apple Computer introduces the Apple II at the West Coast Computer Faire. The computer features a 6502 CPU, 4KB RAM, 16KB ROM, keyboard, 8-slot motherboard, game paddles, graphics/text interface to color display, and built-in BASIC, for US$1300. It is the first personal computer with color graphics. 1979
Sissejuhatus infotehnoloogiasse 1. Loeng Algoritm on täpne samm-sammuline, kuid mitte tingimata formaalne juhend millegi tegemiseks. Näited: a. Toiduretsept. b. Juhend ruutvõrrandi lahendamiseks Algoritmiline probleem - probleem, mille lahenduse saab kirja panna täidetavate juhendite loeteluna. Programm on formaalses, üheselt mõistetavas keeles kirja pandud algoritm. Arvutid suudavad täita ainult programme. Analoogsüsteem andmeid salvestatakse (peegeldatakse) proportsionaalselt Näit: termomeeter, vinüülplaat, foto Digitaalsüsteem (pidevad) andmed lõhutakse üksikuteks tükkideks, mis salvestatakse eraldi Näit: CD, arvutiprogramm, kiri tähtede ja bittidena Ühelt teisele: digitaliseerimine The three major comparisons of computers are:
{SCHOOL} NOKIA Report {NAME} Instructor: {NAME} 2 Tartu 2008 TABLE OF CONTENTS TABLE OF CONTENTS....................................................... 2 INTRODUCTION................................................................ 3 HISTORY.......................................................................... 3 PRESENT-DAY STATE ....................................................... 3 VISION AND STRATEGY.................................................... 4 PRODUCTS ..................................................................... 4 QUALITY........................................................................ 5 ANALYSIS....................................................................... 5 CONCLUSION.................................................................. 6 REFERENCES..................................
Vacuum Tube 1906 1975 - Bill Gates and Paul Allen license their newly written BASIC to MITS, George CANTOR 1845-1918 Hulgateooria rajaja found Micro-Soft! "Hilberti programm" matemaatikale kindlate aluste rajamiseks: Matemaatika 1976 Steve Jobs and Steve Wozniak form the Apple Computer Company, alused tuleb esitada loogika keeles, range aksiomaatikana (HILBERT 1862- Steve Jobs & Wozniak work on Apple I 1943) 1977 - The Commodore PET (Personal Electronic Transactor) -- the first of 1935-1937: artikkel Turingi masinast: universaalsus, mittelahenduvus several personal computers released in 1977 -- came fully assembled and was 1936: Churchi lambda-arvutus, Churchi tees
Don’t Make Me Think, Revisited A Common Sense Approach to Web Usability Steve Krug Don’t Make Me Think, Revisited A Common Sense Approach to Web Usability Copyright © 2014 Steve Krug New Riderswww.newriders.com To report errors, please send a note [email protected] New Riders is an imprint of Peachpit, a division of Pearson Education. Editor: Elisabeth Bayle Project Editor: Nancy Davis Production Editor: Lisa Brazieal Copy Editor: Barbara Flanagan Interior Design and Composition: Romney Lange Illustrations by Mark Matcho and Mimi Heft Farnham fonts provided by The Font Bureau, Inc. (www.fontbureau.com) Notice of Rights All rights reserved. No part of this book may be reproduced or transmitted in any form by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of the publisher. For information on getting permission for reprints and excerpts, [email protected]. Notice of Liability Th
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