damentals for HealthCare Workers

1. Solano Community College and Present FUN- damentals for HealthCare Workers

2. What is a computer? • A computer system includes a computer, peripheral devices, and software • Computer refers to a device that accepts input, processes data, stores data, and produces output • Inputmeans to feed information into a computer • Words and symbols in a document • Numbers for a calculation • Pictures

3. What is a computer? • Data refers to the symbols that represent facts, ideas and objects • Processing is the way that a computer manipulates data • performing calculations • sorting lists and numbers • drawing graphs • A computer processes data in a device called the central processing unit (CPU)

4. What is a computer? • A computer stores data so that it will be available for processing • Memory is an area of a computer that holds data that is waiting to be processed • Volatile memory • Non-volatile memory • Storage is the area where data can be left on a permanent basis

5. What is a computer? • Computer output is the results produced by the computer • Reports • Documents • Music • Graphs • Pictures • An output device displays, prints or transmits the results of processing

6. What is a computer?

7. The Personal Computer

8. What??? A Mouse in your Pocket?

9. Basic Mouse Controls Tertiary Button The third button is only used to Scroll or Size Secondary Button The secondary button is only used to Right-Click. Primary Button The primary button is used to Click, Double-Click and Drag.

10. Mousy Movements

11. Basic Mouse Commands Point Click Drag Double-click Right-click Roll

12. The Keyboard Punctuation Keys Function Keys Control Keys Alphanumeric Keys

13. Central Processor Unit Moves stuff around Adds stuff together

14. Storage Main memory Bits Bytes Kilo Mega Giga Tera Auxiliary Floppy Hard CD DVD Flash

15. Printers Impact Whole Character – Spinwriter Dot Matrix Inkjet Laser Black & White Color

16. Files Data files Software files

17. Networks