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History Days 4 5

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History Days 4 5

  1. 1. Friends’ Central School Computer Science Mr. Fedder [email_address]
  2. 2. 9 th Grade Computer Science Rotation Mr. Fedder/Mr. Crowley
  3. 3. 1.1 History of Computers – 1950’s 1950 1955 1952
  4. 4. History of Computers – 1950’s IBM 350 RAMAC <ul><li>Delivered to the Census Bureau in 1951 </li></ul><ul><li>Weighed 8 tons & used 5,000 vacuum tubes </li></ul><ul><li>Performed about 1,000 IPS. </li></ul><ul><li>1 st commercial computer & 1 st computer designed for business use. </li></ul><ul><li>UNIVAC slower than IAS-type machines, but were designed for fast input and output </li></ul><ul><li>1954 - 1 st UNIVAC for business; Payroll at General Electric Appliances. </li></ul><ul><li>1952 - Cost $300K, optimized for scientific calculation. </li></ul><ul><li>2,300 miniature vacuum tubes. Built to do the massive calculations needed in meteorology, astronomy </li></ul><ul><li>Its first problem, for Los Alamos, took sixty days, 24 hours/day! </li></ul><ul><li>The computer opened up new fields to mathematical analysis </li></ul><ul><li>1952 - Cost $300K, optimized for scientific calculation. </li></ul><ul><li>2,300 miniature vacuum tubes. Built to do the massive calculations needed in meteorology, astronomy </li></ul><ul><li>Its first problem, for Los Alamos, took sixty days, 24 hours/day! </li></ul><ul><li>The computer opened up new fields to mathematical analysis </li></ul>IBM Disk - 1957 UNIVAC I - 1951 Princeton University – IAS Computer
  5. 5. History of Computers: Printers 1953 Univac High Speed Line Printer 600 lines/minute COST, PRICE AND RENTAL RATES Manufacturer Monthly Cost Rental Card System 80 or 90 Column 1 Central Processor $234,215 $4,685 1 Read-Punch Unit 48,650 975 1 Card Reader 15,290 305 1 Printer on-line 49,345 985 1 Printer Off-Line 195,000 3,500 Tape-Card System 1 Card Punching Printer 125,000 2,700 1 Printer Off-Line 195,000 3,500
  6. 6. History of Computers – Data Storage Jacquard Loom <ul><li>Joseph Marie Jacquard (1801) </li></ul><ul><li>Punch cards controlled weave pattern… </li></ul><ul><ul><li>Each hole = 1 hook </li></ul></ul><ul><ul><li>Up or Down </li></ul></ul><ul><li>Allowed a controlled sequence of operations </li></ul><ul><li>Precursor to computer programming </li></ul>
  7. 7. 1.1 History of Computers – 1960’s 1960 1961 1965 1969
  8. 8. 1.1 History of Computers – 1960’s Mainframe Computer 1967 – IBM 360 IBM “Stretch” - 1961 IBM 360 - 1964
  9. 9. 1.1 History of Computers – 1960’s <ul><li>PDP-8 reshaped the industry by selling over 40,000 units. </li></ul><ul><li>Eventually over 200 companies produced minicomputers. </li></ul><ul><li>DEC retained market leadership thru the 90’s with the VAX 11/780 (1978) system, which became one of the best-selling and most influential computers of all time. </li></ul><ul><li>Speed: .33 MIPS </li></ul><ul><li>667,000 Add/second </li></ul><ul><li>Memory Size: 4K </li></ul><ul><li>Cost: $18,000 </li></ul>1965 DEC PDP-8 <ul><li>Introduced in 1964, the CDC 6600 was the fastest machine in the world. </li></ul><ul><li>Designed by Seymour Cray, the 6600 remained the fastest machine for five years, until Cray produced his next supercomputer, the 7600. </li></ul><ul><li>Architecture of the 6600 included one 60-bit central processor with multiple functional units that executed in parallel. </li></ul><ul><li>The machine was Freon cooled. </li></ul><ul><li>Speed: 10 MFLOPS, 3 MIPS </li></ul><ul><li>Memory Size: 64K+2M </li></ul><ul><li>Cost:$10,000,000 </li></ul><ul><li>Memory Width:(60-bit) </li></ul>1964 - CDC 6600 Seymour Cray
  10. 10. History of Computers – Data Storage Card Readers
  11. 11. History of Computers – Networking Arpanet - 1969
  12. 12. 1.1 History of Computers – 1970’s 1973 1971 1972 1977 1979
  13. 13. 1.1 History of Computers – 1970’s 1975 - MITS Altair PC <ul><li>First PC widely adopted </li></ul><ul><li>Built from Kit </li></ul><ul><li>Speed: 14 Hz </li></ul><ul><li>Memory Size: 256 Bytes </li></ul><ul><li>Cost: $440 </li></ul><ul><li>2000 sold in 1975 </li></ul>DECSystem 10 Cray Supercomputer
  14. 14. 1.1 History of Computers – 1970’s Steve Jobs Steve Wozniak
  15. 15. 1.1 History of Computers – Calculators 1958 1962 1971 1974 1985 2005
  16. 16. 1.1 History of Computers – Data Storage 1965: 228 MB 1971: 80 KB 1978: 360 KB 1987: 1.44 MB 1996: 100 MB
  17. 17. 1.1 History of Computers – Data Storage <ul><li>30 MB Storage </li></ul><ul><li>30ms Access Time </li></ul><ul><li>18 Millionth’s inch </li></ul>IBM 3348 Data Module 1973 – Winchester Drive 30-30 – Winchester Rifle
  18. 18. 1.1 History of Computers – 1970’s Xerox Alto WYSIWYG Start Quit 1 st GUI - 1973
  19. 19. 1.1 History of Computers – 1980’s 1981 1980 1983 1986 1987
  20. 20. 1.1 History of Computers – 1980’s IBM AS/400 DEC Vax - 1986
  21. 21. 1.1 History of Computers – 1980’s PC’s Apple introduces the Mac!
  22. 22. 1.1 History – 1980’s Portables
  23. 23. History of Computers – GUI’s 1981 1984 1985
  24. 24. History of Computers – 1990’s 1990 1995 1998 1997
  25. 25. History of Computers <ul><li>1990s: Explosion of computer use. </li></ul><ul><ul><li>Hundreds of millions of computers are being used in businesses and homes </li></ul></ul><ul><ul><li>Most computers are now connected to the Internet </li></ul></ul><ul><ul><li>WHY? </li></ul></ul>
  26. 26. History of Computers – 1990’s 1990 - Windows 3.0
  27. 27. History of Computers – 2000  Future 2001 2004 2003 2005
  28. 28. History of Computers – 2000  Future Cray Supercomputer - 2004
  29. 29. IBM Blue Gene - Supercomputer

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