1. Software and Operating Systems

2. Software A set of instructions written in a computer language to carry out a specific task

3. Operating Systems Windows, Linux, Mac What’s the differences? GUI – Graphical User Interface

4. Operating System Software A collection of software that manages computer software resources and provides common services for computer programming Intermediary between programs and hardware Controls time-sharing between processors

5. Operating System Software Task Manager

6. Operating System Software Disk Defragmenter

7. Windows Windows 98, XP, Vista, 7, 8 Most commonly used operating system. Began in 1995 MS-DOS 1985

8. Windows Pros You can play video games Most commonly used? Easy to learn and use (debatable) Everything works on Windows Lots of answers online about problems

9. Windows Cons It’s terrible. Lot’s of security holes, viruses Lots of features (sometimes too many) Some inefficiencies or contradictory programming

10. Linux Linux OS systems come in a large variety: Ubuntu, Fedora, Red Hat, Debian are all Linux Distributions Used by people who want the bare minimum, programmers, computer geeks

11. Linux Pros What’s the difference? Mostly the GUI. Better management of resources, better GUI’s, better security Open Source – less viruses Easier to configure Flexible Access http://arstechnica.com/information- technology/2013/10/the-navys-newest-warship- is-powered-by-linux/ http://arstechnica.com/information- technology/2013/10/the-navys-newest-warship- is-powered-by-linux/

12. Linux Cons Very steep learning curve – Unix Commands Bare bones Very easy to mess up your operating system No games

13. Mac OS OSX Lion, Mac OSX, Mountain Lion

14. Mac Pros GUI is really good Easily Interface-able with other Apple products Built off of the Linux/Unix OS is lightweight and manages multiple programs well Very small number of viruses

15. Mac Cons Vulnerabilities haven’t been tested by hackers Expensive. Can’t get Mac OS unless you buy a Mac

16. Useful Software FLUX: http://stereopsis.com/flux/http://stereopsis.com/flux/

17. Useful Software Secure LogMeIn: https://secure.logmein.com/https://secure.logmein.com/

18. Useful Software PreyProject: http://preyproject.com/http://preyproject.com/

19. Useful Software Soluto: https://www.soluto.com/https://www.soluto.com/

20. Useful Software VLC Media Player: http://www.videolan.org/vlc/index.html http://www.videolan.org/vlc/index.html

21. Useful Software WinRar: http://www.win- rar.com/download.html?&L=0http://www.win- rar.com/download.html?&L=0

22. Useful Software Snipping Tool

23. Useful Software Adblock and Adblock Plus: https://addons.mozilla.org/en- US/firefox/addon/adblock-plus/ https://chrome.google.com/webstore/detail/a dblock/gighmmpiobklfepjocnamgkkbiglidom https://addons.mozilla.org/en- US/firefox/addon/adblock-plus/ https://chrome.google.com/webstore/detail/a dblock/gighmmpiobklfepjocnamgkkbiglidom

24. Viruses and Anti-Virus NEXT TIME