the computer

the computer

1. hardware

   • are the computer components that make to computer the posibility to comunicate whit the outside

2. software

   • the main software components are the progams an the data

3. elements of computer

   • motherboar
   • microprocessor
   • RAM memory
   • power supply

4. hard drive

   • location
     • inside the computer, connected to the motherboard
   • external hard drives
     • are using to transporting files
   • how is the inside of a hard drive
     • is a metal box that contains several stacked aluminum disk
   • capacity of a hard drives
     • the amount of information you can store in a memory device such as a hard disk

5. optical memory devices

   • CD and DVD
     • types
       • read only
       • recordable
       • rewritable
     • capacity
       • CD have 4,7 GB of capacity in the cas of a DVD

6. ports and expansions cards

   • expansion card
     • are similar than the motherboard but smaller and less complex
   • ports
     • are electricals connections that make it possible for the microprocessor to comunicate whit the peripherals 

7. peripherals

   • input peripherals
     • keyboard,mouse,webcam
   • output peripherals
     • monitor,printer,speakers
   • input/output peripherals
     • hard drive,CD,USB memory

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