1. ISU AND YOUTHBUILD BRYAN HOSACK 12/07/2011 Introduction to Computing

2. Bryan Hosack, Ph. D www.itk.ilstu.edu/faculty/bhosack/ www.itk.ilstu.edu/faculty/bhosack/ Introductions  http://en.wikipedia.org/wiki/TRS-80 http://en.wikipedia.org/wiki/TRS-80  http://www.legocomputer.com/ http://www.legocomputer.com/ Who likes computers?!?  Who likes solving problems?  Do you like math and science?  I did and I ended up with a job I love! Careers  http://www.techi.com/2011/11/can-stem-fix-america/ http://www.techi.com/2011/11/can-stem-fix-america/

3. Today’s outline Who am I and Why am I here Why computers? History of the computer Hardware Software Where do we go from here?!?

4. Why computers? What do you think? How do you use a computer? How do I use a computer? What else can we do with a computer?

5. History of the Computer (1) What is a computer? Early computers http://en.wikipedia.org/wiki/History_of_computing_hardware Turing machines

6. History of the Computer (2) ENIAC and friends Early business computers PC revolution http://www.youtube.com/watch?v=tmRJ649ICPU&feature=related Mobile devices today

7. What’s in a Computer? Components  Vacuum tubes, transitors and chips http://en.wikipedia.org/wiki/Semiconductor_chip  Boards  Internal Devices External Devices Let’s tear one down!

8. Software The OS Large applications Productivity applications Examples include …

9. Software (2) Games Mobile apps The Web

10. What’s Next?!? Basic computer use Programming Field trip to ISU?!? Want these slides go to: www.itk.ilstu.edu/faculty/bhosack/files/YBw1-Intro.ppt