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SOFTWARE AND HARDWARE (Computer networks (categories, depending on their…

- - - - using Internet Connection Sharing, (ICS)
      - using a router
- - - - it is formed by 8 bits
    - - it is the smallest unit of information
- - - - it is an integrated circuitmade up of million of tiny transitors working together to process the instructions and data received from the memory.
    - - today's microprocessors can process 64 bits at atime
      - a microprocessor's power also depends on its cache memory and the speed at which it communicates with the RAM
      - the clock rate sets the pace at which processes are completed. The clock continiously generates electrical impulses.
  - - - optical discs
      - solid-state memory
      - magnetic disks
  - - - slots
      - integrated device electronics (IDE) or advanced technology attachment (ATA) and serial ATA (SATA)
      - chipset
      - input and output ports
  - - - by special connectors on the motherboard, for such devices as the hard disk, DVD drives and so on
      - using an expansion slot on the motherboard, to connect a sound card or a graphics card, for example
      - using the external ports on the side or back of the computer, for example, the USB port.
- - - - types
        
        presentations
        
        database management tools
        
        spreadsheets
        
        drawing programms
        
        antivirus software
        
        word processors
    - - it manages the system resources, making them available for use by the user and the applications
        
        functions
        
        provides an interface or working environment for the user
        
        allows communication between applications and peripheral devices
        
        manages the memory and the storage systems
        
        manages the microprocessor
        
        examples
        
        Linux
        
        installing and uninstalling programs
        
        linux uses two package managers to help users automatically install applications doewnloaded from the Internet
        
        how to keep your system up to date
        
        Mac OS
        
        Windows
        
        installing and uninstalling programs
        
        we can install programs using an installation wizard that guides us through the process
        
        hard disk maintenance
        
        saving power
        
        it is specially important to select the right power options for laptops
        
        system updates
        
        operating systems are constantly being updated. There are two ways to do it
        
        through Inicio-Programas-Windows Update
        
        by activating the automatic updates tool. Actualizaciones, via Inicio-Panel de Control-Rendimiento y Mantenimiento-Sistema