1. Friends’ Central School Computer Science Mr. Fedder [email_address]

2. 9 th Grade Computer Science Rotation Mr. Fedder/Mr. Crowley

3. 1.1 History of Computers – 1950’s 1950 1955 1952

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

7. 1.1 History of Computers – 1960’s 1960 1961 1965 1969

8. 1.1 History of Computers – 1960’s Mainframe Computer 1967 – IBM 360 IBM “Stretch” - 1961 IBM 360 - 1964

10. History of Computers – Data Storage Card Readers

11. History of Computers – Networking Arpanet - 1969

12. 1.1 History of Computers – 1970’s 1973 1971 1972 1977 1979

14. 1.1 History of Computers – 1970’s Steve Jobs Steve Wozniak

15. 1.1 History of Computers – Calculators 1958 1962 1971 1974 1985 2005

16. 1.1 History of Computers – Data Storage 1965: 228 MB 1971: 80 KB 1978: 360 KB 1987: 1.44 MB 1996: 100 MB

18. 1.1 History of Computers – 1970’s Xerox Alto WYSIWYG Start Quit 1 st GUI - 1973

19. 1.1 History of Computers – 1980’s 1981 1980 1983 1986 1987

20. 1.1 History of Computers – 1980’s IBM AS/400 DEC Vax - 1986

21. 1.1 History of Computers – 1980’s PC’s Apple introduces the Mac!

22. 1.1 History – 1980’s Portables

23. History of Computers – GUI’s 1981 1984 1985

24. History of Computers – 1990’s 1990 1995 1998 1997

26. History of Computers – 1990’s 1990 - Windows 3.0

27. History of Computers – 2000  Future 2001 2004 2003 2005

28. History of Computers – 2000  Future Cray Supercomputer - 2004

29. IBM Blue Gene - Supercomputer