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:desktop_computer: Software :desktop_computer: (Computer networks…
:desktop_computer: Software :desktop_computer:
Computer language and function
Computers only use the numbers 0 and 1
(BINARY SISTEM)
Computer functions
HARDWARE
Physical components of the computer system.
Mouse
Keyboard
SOFTWARE
Refers to the data and the instructions we use to manage that data
Carry out four different functions.
OUTPUT.
STORING.
INPUT.
PROCCESING.
Computer elements
Microprocessor
Integrated circuit made up of millions of tiny transitors working together to process the instructions and data received from the memory.
Memory and units of storage
Cache memory
RAM cannot work at the same speed as the microprocessor, so a much memory is installed between RAM and the micropprocessor.
ROM BIOS
When you turn on your computer , it automatically checksthe system.
RAM
Computer´s main memory.
Storage devices
The RAM stores data temporally,. whenn you turn of the computer ,this data dissapears.
Data Storage Units save this data permanently
Optical discs
Solid-state memory (flash)
Magnetic disks
Motherboard and connecting devices
All the compnents are connected to it.
Connecting external devices
Sound Card
DVD drives
Graphics Card
USB port
Hard disk
We need to install a driver
Asistente para agregar Hardware
Informe sobre nuevos dispositivos (Hermes)
Administrador de dispositivos
Gestor de dispositivos
The motherboard also includes the following components:
Slots
The IDE
The chipset
Various input / output ports
Software and operating systems
Operating systems
Windows
Linux
etc...
Applications
DataBase management tools
Drawing programs
Presentations
Spreadsheets
Word Processors
Programming Languages
Python
Java
C#
C++
Windows Operating System
Hard disk maintenance
Cleaning the Hard disk
Defragmenting the hard disk
Detecting and repairing errors
Saving Power
System updates
Linux operating system
How to keep your system up to date
1º Abrir
Gestor de actualizaciones
--} Sistema --} Administración
Click on
Comprobar
--} Click on
Instalar
Computer networks
Local area networks or LAN´S
Metropolitan are networks
Wide are network´s
Elements in a network
The
hub
A
transmisions medium
RJ45 connector
Coaxial Cable
Fibre Optic Cable
Adaptor
or
netword card
Wireless networks
Shared Internet access
Using Connection
Using a Router
Sharing resources in:
LINUX
Sharing a printer
Sharing a computer
Sharing folders
WINDOWS
Sharing a printer
Sharing files and folders
