How NOT to Crash your Computer By: Taylor Helsper Introduction Basic Computer Information Common Issues Conclusion Questions What is this lecture? ◦ Part of a CSE 4000 Independent Study Course ◦ “Practical Issues in Software Engineering” What’s the point? ◦ To provide practical information to MSU students in computer topics Note: The products presented in this presentation are merely examples and there are many alternatives that would also work. Introduction Basic Computer Information Common Issues Conclusion Questions 3 Main Parts ◦ Hard Drive ◦ Memory (RAM) ◦ Processor The ‘Motherboard’ links them all together Hard Disk Drive ◦ “Long Term Memory” ◦ Where files are saved ◦ Programs are installed ◦ Measured in Gigabytes (GB) and Terabytes (TB) http://www.wdc.com/global/images/products/models/img4/300/wdfCaviarBlue_6Gb.jpg Memory (RAM) ◦ “Short Term Memory” ◦ Stores files being used ◦ Measured in Megabytes (MB) and Gigabytes (GB) http://images.crucial.com/images/resources/medium/package/184-pinDIMM.gif Processor ◦ “Brains” ◦ Performs all operations ◦ Speed measured in Hertz, mostly Gigahertz (GHz) http://www.interfacebus.com/Dual-Core-AMD-Opteron-Processor.jpg Introduction Basic Computer Information Common Issues Conclusion Questions Virus Protection Defragment the Hard Disk Drive Add Memory http://www.shetlandcomputing.com/press_logo_avg1.jpg http://www.corsair.com Prevents viruses Many Choices (Free) http://www.shetlandcomputing.com/press_logo_avg1.jpg ◦ AVG ◦ Microsoft Security Essentials ◦ Sophos Stay up to date! http://www.blogsdna.com/wpcontent/uploads/2010/12/microsoft-security-essentials.jpg Run Virus Scan ◦ Click on Tray Icon ◦ Click “Scan Now” http://www.blogsdna.com/wpcontent/uploads/2010/12/microsoft-security-essentials.jpg Video Tutorials on How to ◦ Download ◦ Install ◦ Upgrade ◦ http://www.avg.com/us-en/tutorials.pnuid1285678304 http://www.shetlandcomputing.com/press_logo_avg1.jpg Defragging moves related files so they are close together Makes reading them faster How to defragment ◦ Start -> Accessories -> System Tools -> Disk Defragmenter ◦ Choose your Hard Drive with Windows ( C: ) ◦ Click Defragment Upgrades “Short Term Memory” Easy to install in a desktop, not on laptop Do research, get the correct type! 2+ GB Recommended http://www.corsair.com Any Brand ◦ ATI / AMD ◦ NVIDEA 256+ MB Memory Direct X 9.0+ http://www.amd.com http://www.nvidia.com Based on recommended settings for Photoshop / CAD Programs used Issues? ◦ Update the driver No issues? http://www.amd.com ◦ Don’t break it http://www.nvidia.com Move Files to External Hard Drive Uninstall Junk Stay Organized Run ‘Disk Cleanup’ Clipart Same as a HUGE thumbdrive Inexpensive ($50 - $100) Connect with USB http://www.wdc.com/global/images/products/mo dels/img2/300/wdfElements_BAAU.jpg Search on newegg.com Remove programs you do not use ◦ Search through start menu ◦ Uninstall Start -> Control Panel -> Uninstall a program ◦ You can sort by size http://2.bp.blogspot.com/_hM6wPbYqTOI/TOGq4XHRvdI/ AAAAAAAAAVs/VtT7cOkml3M/s1600/trash%2Bcan.jpg Deletes ◦ Temporary Files ◦ Recycle Bin Files Start -> Accessories -> System Tools -> Disk Cleanup Pick C: Drive … There are many good alternatives Antivirus ◦ Sophos is supported by MSU ITS Spyware Removal ◦ Sophos ITS Website: http://www.sophos.com Tutorials http://www.sophos.com Two Popular Brands ◦ AMD ◦ Intel Brand does not matter Pay attention to Look at recommendations for your programs http://www.amd.com ◦ Speed (GHz) ◦ Number of Cores (1,2,4) http://www.intel.com/ Note: AMD and Intel speeds are measures different, so you cannot compare between brands. Short Answer ◦ No Long Answer ◦ Only if you are running extremely low on hard drive space It’s hard to tell If you notice anything wrong ◦ Run a virus / spyware scan ◦ Defrag your Hard Drive Make schedules http://www.dnenetworks.com/images/100percent.jpg Two possibilities ◦ Your have a regular virus Fix by updating your virus software or virus definitions Run a virus scan clipart ◦ You have a virus that acts like virus software It asks you to buy and download their software to remove it DON’T DO IT! Update your real virus software and run a scan Most files are important Only delete your own files Remove programs by going to Start-> Control Panel-> Uninstall a program http://www.montclair.k12.nj.us/uploads/important.jpg Microsoft Internet Explorer http://windows.microsoft.com/ie9 http://www.mozilla.com/en-US/firefox/ http://www.google.com/chrome/ There are many browser options. These are three popular choices. Update your Operating System ◦ Windows ◦ Linux ◦ Mac Keep virus protection up to date http://steve.files.wordpress.com/2006/03/Matrix%20tut%202.jpg Keep them in one place ◦ My Documents ◦ Thumbdrive ◦ External Hard Drive Name folders well Make Backups! clipart Example Using Microsoft Security Essentials ◦ ◦ ◦ ◦ ◦ Open Program (Click Tray Icon) Choose Custom Scan Click Scan Now Check the box next to your thumbdrive Click OK See recommendations by MSU ITS Make sure to install updates If it runs Windows ◦ Use it apple.com/macbookpro http://www.microsoft.com/windows/ Delete Trash / SPAM Outlook ◦ Downloads E-Mails to your computer Compress Folders It tells you what your computer is running Control + Alt + Delete -> Start Task Manager Check for processes that are running at a high percent Get Information from Task Manager Restart Run Virus Scan Defrag Hard Drives can crash! Keep your files backed up If you think your hard drive might be going bad, try this: ◦ http://www.tacktech.com/display.cfm?ttid=287 ◦ Download and run the diagnostic program for the maker of your Hard Drive ◦ Or, ask someone for help http://www.gottabemobile.com/wpcontent/uploads/2009/09/hard_drive_crash.jpg Virus Protection Backup Files Ask for Help Information came from my general knowledge due to experience and classes here at MSU. All images used have the appropriate links below them or came from Microsoft Clip Art.