The document provides a historical overview of the development of computers from the 1950s to the 2000s. It describes some of the earliest commercial computers like the UNIVAC and IBM systems in the 1950s. It highlights the development of important technologies like RAM, disk storage, networking, graphical user interfaces, and the rise of personal computers. The timeline notes the creation of major systems from companies like IBM, DEC, and Cray and introduces influential figures like Steve Jobs and Steve Wozniak.

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