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Hardware and operating systems - Coggle Diagram
Hardware and operating systems
Computer language
The smallest unit of information is called a
bit
ASCII
:uses 7 bits store up to 128 different characters
Binary system
:computers only use the numers 1 and 0
Software and operating systems
Operating system
Manages the system resources,making the avaible for use.
Functions
Manages the memory and storage system
Provides an interface or working environment
Manages the microprocessor
Allows communication between applications and pheripheral
Applications
PowerPoint
Access
Excel
Paint
Word
Programming languages
Computer functions
Hardware
: physical components of the computer system that we use and those we can touch and move.
Software
:it refers to the instructions we use to manage the data
Different functions
:input,output,storing.
Computer elements
Motherboard
All the other components of the computer are connected to it
Parts:Slots,IDE,chipset and various input output ports
Connecting external devices
We can physically connect devices to the computer in different ways
Memory
Cache memory
ROM BIOS
RAM
Storage devices
Microprocessor
Is an integrated circuit that process the instructions received from the memory
Windows operating system
Installing and uninstalling programs
We can install programs using an installation wizard that guides us through the process
Hard disk maintenance
Defragmenting the hard disk
Detecting and repairing errors
Cleaning the hard disk
Saving power
You can tell your computer to go into
stand by
mode automatically
System updates
Inicio-Programas-Windows Update
Inicio-panel de control-Rendmiento y mantenimiento-Sistema
Linux operating system
Añadir y quitar
in the
Aplicaciones
menu is the easiest way to remove and add aplications
Synaptic package management program.To open it select
Sistema-Administración
.This program gives you more control over the installation process
Computer networks
A computer network is a set of computers connected to each other so they can share resources and information
Categories
metropolitan area networks
wide area networks
Local area networks
Elements
Networks card
Hub
Transmission medium
Wireless networks
They use electromagnetic waves to transmit data
Shared Internet access
Using Internet Connection Sharing
Using a router
Sharing resources in Windows
Sharing a printer
Right click on the printer that you want to share
Select
Compartir esta impresora
To open the printers go to Inicio
-impresoras y faxes
Sharing files and folders
Right click in the folder that you want to share
Select
Compartir esta carpeta en la red
Sharing resources in Linux
Sharing a printer
To share a printer installed on another computer in the network, you need to install it as a network printer on your own computer
Go to
Sistema-Administración-Impresoras
Sharing folders
First go to
Lugares-Red
Then make a double-click on a workgroup to see the computers in that group.Select one to access its shared files
Finally, choose a folder and click
Opciones de compartición
Sharing a computer
It lets you share a computer with other uses but still keeping your own configuration files