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The Development of Information Technology

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Computers In General * Computers are everywhere - look around your daily lives * Our lives are affected in all kinds of ways by their functions. They have become central to our society. General Time Line * Pascal - mechanical calculator * Babbage and Lovelace - Analytical Machine * Holrith - punch cards * 1939 - First 'Real' Computer o German engineering student Konrad Zuse built first computer from relays o Iowa State professor John Atanasoff built the ABC for solving differential equations * 1944 - Harvard professor Howard Aiken built the Mark I, which could calculate about 5 or 6 times faster than a person * 1945 - John Mauchly and J. ...read more.


* 1965 - DEC and the minicomputer * 1969 - Hoff at Intel developed 4004 microprocessor * 1976 - Apple, Tandy and Commodore sell personal computers Four Generations and Counting * Generation 1: Vacuum tubes and relays, 1951 - 1956 * Generation 2: Transistors, 1956 - mid 1960's * Generation 3: Integrated circuits (IC's), Mid 1960's - 1969 * Generation 4: Microprocessor: 1969 - today Advantages of Future Generation Computers * Reliability. Computers are less prone to failure. * Size. Computers are smaller. * Speed. Computers are faster. * Efficiency. Computers use less electricity. ...read more.


Businesses today mainly use Ethernet as their default communication link. As in our lives where we have a multi-cultured society where people of all different ethnic and racial backgrounds communicate over a common language, networks today also have a multi-background society. This is a network of multiple flavours of system, UNIX LINUX OS2 WINDOWS, So we have a variety of computer types in networks these days, for these computers to communicate successfully, we need to use a common communication method so they will all understand and be able to chat with each other. Ethernet is a way of connecting multiple computers together so they may chat. Name: Simon Marriott GNVQ Intermediate ICT St.Ignatius Collage No: 6690 Unit 12 12532 How ICT Has Affected To Day's World Page 1 of 2 ...read more.

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