1. Dr. C. Jayawardena New entrance 2013 New entrance 2013

3. Computer System People Software Hardware People Software Hardware

4. Software Programs Set of instructions that directs the hardware to do a required task and produce the desired results

5. Hardware -Basic Components

6. Function of Computer System Input Process Output Input Process Output

7. Input devices Accept data or commands and convert them to electronic form Getting data into the computer –Typing on a keyboard –Pointing with a mouse –Scanning with a bar-code reader –Terminal

8. Output devices Monitor or screen Text Numbers Symbols Art Photographs Video Printer Black and white Color Convert from electronic form to some other form May display the processed results

9. Getting Connected User’s computer must connect to a server

10. What can we do with computers ? http://www.bbc.co.uk/worldservice/learningenglish/language/ Webster dictionary Free dictionary http://www.nlm.nih.gov/medlineplus/anatomyvideos.html http://www.dartmouth.edu/~anatomy/ http://anatomy.med.umich.edu/home.html http://library.med.utah.edu/neurologicexam/html/home_exam.html http://nhscience.lonestar.edu/biol/ap1int.htm#brain Learn English

11. What can we do with computers ? http://www.lab.anhb.uwa.edu.au/mb140/ http://www.merriam-webster.com/dictionary http://ect.downstate.edu/courseware/haonline/quiz/practice/u4/quiztop4.ht m http://www.surgical-tutor.org.uk/default-home.htm

12. Some useful websites for Dentistry related information http://www.youtube.com/watch?v=B46Djs4E_Z0 http://www.nlm.nih.gov/medlineplus/ency/imag epages/19395.htm http://www.fb4d.com/ http://ect.downstate.edu/courseware/haonline/i ndex.htm http://www.lab.anhb.uwa.edu.au/mb140/

13. Introduction to browsing & e mails Web search engines

15.  The peon needs a address to deliver letter  Network needs the same; address bar o http o www

16. Google Search using Google Search for ‘hand washing techniques’

17. Key in the search terms in the search box

19. Use advanced search to perform a more specific search

20. E.g. To retrieve information on hand washing techniques published only in English

21. A PowerPoint presentation on hand washing techniques published in English

23. A PowerPoint presentation on hand washing techniques published in English published by a university… Hint: Universities are in academic.ac or educational.edu domains

25. Add bookmarks Help you to open websites without searching

26. Pubmed: for publications in relation to medicine

27. Use of CAL-room 200 MB for each student Restrict only for academic purposes

28. Write your e mail address in the given sheet