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Lesson 4 : Computer Literacy
              Basics
Laquan Hale
Maintenance Issues
• To maintain optimal performance, you have to
  keep up with your hardware.
• Even if you do not download anything, you
  might still experience problems.
• A good thing to check for is tangled or damaged
  cables.
Hardware Maintenance
• In general you should clean a computer every 3
  to 6 months.
• It is important that you check for dust, dirt, hair
  and food particles.
Upgrades And Consumables
• If your hardware device starts experiencing
  problems you might have to update the device
  driver.
• It is also smart to check the memory.
• If all else fails replacing the device is always a
  solution.
Preventative Maintenance
• All computers slow down as you add/delete files
  and do other normal activities.
Specialized Maintenance
•   Replacing processors
•   Replacing or adding a hard disk
•   Replacing electrical components
•   Replacing or adding additional RAM
Cookies
• Is a small text file that a website uses to
  recognize a certain computer
• Are not a threat to your computer
• Mostly used to gather information about your
  surfing habits
Computer Memory
• One way to measure a computers power
• Adding RAM generally speeds up a computers
  performance
• RAM is a type of temporary memory
Disk Defragmentation
• You should run the Disk Defrag as a regular
  maintenance job.
• Puts the subdivided clusters of a file back
  together.
Recycle Bin
• Stores files that are ready for deletion.
• Once a file is deleted from here it can not be
  restored
Temporary Files
• Used free memory for other programs
• Used to act as a safety net to prevent data loss
• Used by apps and programs to work faster

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Lesson 4 lh

  • 1. Lesson 4 : Computer Literacy Basics Laquan Hale
  • 2. Maintenance Issues • To maintain optimal performance, you have to keep up with your hardware. • Even if you do not download anything, you might still experience problems. • A good thing to check for is tangled or damaged cables.
  • 3. Hardware Maintenance • In general you should clean a computer every 3 to 6 months. • It is important that you check for dust, dirt, hair and food particles.
  • 4. Upgrades And Consumables • If your hardware device starts experiencing problems you might have to update the device driver. • It is also smart to check the memory. • If all else fails replacing the device is always a solution.
  • 5. Preventative Maintenance • All computers slow down as you add/delete files and do other normal activities.
  • 6. Specialized Maintenance • Replacing processors • Replacing or adding a hard disk • Replacing electrical components • Replacing or adding additional RAM
  • 7. Cookies • Is a small text file that a website uses to recognize a certain computer • Are not a threat to your computer • Mostly used to gather information about your surfing habits
  • 8. Computer Memory • One way to measure a computers power • Adding RAM generally speeds up a computers performance • RAM is a type of temporary memory
  • 9. Disk Defragmentation • You should run the Disk Defrag as a regular maintenance job. • Puts the subdivided clusters of a file back together.
  • 10. Recycle Bin • Stores files that are ready for deletion. • Once a file is deleted from here it can not be restored
  • 11. Temporary Files • Used free memory for other programs • Used to act as a safety net to prevent data loss • Used by apps and programs to work faster