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Hardware and software (Computer networks (Is a set of computers connected…

- - - - A adaptor or a networkcard to send and recive the information of other computers
      - the hub that distributes all the information that it recives but it can be replace by a swicht
      - Coaxial and fibre optic can be used
  - - - All the comunication is through one computer that must be swichted on all the time
    - - Detects the data and directs it to and from the internet
- - - - This is the main computers memory. when we run an operation the data and intructions are copied to this memory and this happened becouse the hard disk is very slow tio pass this data to the microprocessor
    - - Stores the data that the microprocessor uses very often
    - - The BIOS stars the operating sistem in the main memory, so the system can take the conmtrol of the computer
    - - We use this deices to permanently safe this data
        
        Magnetic disk
        
        Optical disk
        
        Solid-state memorys
  - - - Sound card, graphic card
      - HDD, SDD
- - - - Word processor
      - Spreadsheets
      - Presentations
      - Database manage tools
      - Drawing progams
    - - The operating system is not always the same in all the computers. there are two main operating systems, windows and linux
        
        Functions
        
        Manages the microprocessor
        
        Manages the memory and storage systems
        
        Provides an interface and a working enviroment
        
        Allows the comunication between application and peripheral devices