Computers lecture 1


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Computers lecture 1

  1. 1. Introduction to Computers 2/1/11
  2. 2. <ul><li>Why is it important for a Dental Hygienist to be computer and information literate? </li></ul><ul><li>The Components of a Computer (Hardware) </li></ul><ul><li>PC vs MAC </li></ul><ul><li>Computer Programs (Software) </li></ul><ul><li>Freeware </li></ul>2/1/11
  3. 3. <ul><li>Record Keeping </li></ul><ul><li>Office Management </li></ul><ul><li>Providing Health Information </li></ul><ul><li>Promoting Your Practice </li></ul>2/1/11
  4. 4. <ul><li>Hardware: the physical equipment used in a computer system </li></ul>2/1/11
  5. 5. <ul><li>The CPU (Central Processing Unit) is the brain of the computer and processes information. </li></ul><ul><li>RAM (Random Access Memory) holds temporary information that disappears when the computer is shut off </li></ul><ul><li>Video card for handling displays </li></ul><ul><li>Sound card for managing sound, </li></ul><ul><li>Power source </li></ul><ul><li>Cooling fan </li></ul>2/1/11
  6. 6. <ul><li>magnetic media that stores information permanently </li></ul><ul><li>low-end laptops can have hard drives starting at 100MB (megabytes) in size, terabyte (TB) drives are becoming more common. </li></ul><ul><li>The larger the capacity of the drive, the more information it can store </li></ul><ul><li>Hard Drive efficiency/size has improved dramatically over the years </li></ul>2/1/11
  7. 7. <ul><li>CD (compact disc) - the most common type of removable media, suitable for music and data </li></ul><ul><li>DVD (digital versatile disc) - same dimensions as a CD but stores up to 12 times as much information </li></ul><ul><li>Blu-ray Disc - a high-density optical disc format for data and high-definition video. Can store 70 times as much information as a CD. </li></ul><ul><li>USB flash drive - a flash memory data storage device integrated with a USB interface, </li></ul>2/1/11
  8. 8. <ul><li>piece of equipment used to provide data and control signals to the computer </li></ul><ul><li>Includes: Keyboard, Mouse, Touchscreen, Microphone, Web Cam </li></ul>2/1/11
  9. 9. <ul><li>equipment used to communicate the results of data processing carried out by the computer </li></ul><ul><li>Includes Monitor, Speakers, Printer </li></ul>2/1/11
  10. 10. <ul><li>connect the computer to the internet through a phone line or high-speed cable </li></ul>2/1/11
  11. 11. <ul><li>Mac's are built by Apple and use that companies Operating System (OS) </li></ul><ul><li>PCs are usually operated by a Microsoft Windows operating system </li></ul><ul><li>Differences exist over price ($), selection, operating systems, software availablility security, service </li></ul>2/1/11
  12. 12. <ul><li>a collection of computer programs and related data that provide the instructions telling a computer what to do and how to do it </li></ul><ul><li>Tens of thousands of different kinds of software </li></ul>2/1/11
  13. 13. <ul><li>Computer Software that is freely available to use </li></ul><ul><li>Are also Open Source – you know what the computer codes are for this software and can make changes to it </li></ul><ul><li>Examples include Linux, Open Office, VLC Media Player </li></ul>2/1/11
  14. 14. <ul><li>Create a one-page flyer to promote your fictional dental hygiene practice </li></ul><ul><li>You need to include an image, information about your location, office hours, contact details </li></ul><ul><li>You need to include a bulleted list, a table, wording in different sizes, and a header </li></ul><ul><li>You can use Microsoft Publisher if you wish </li></ul><ul><li>Due February 15 th – email your file to [email_address] </li></ul>2/1/11