Please enable JavaScript.
Coggle requires JavaScript to display documents.
HARDWARE AND OPERATING SYSTEMS - Coggle Diagram
HARDWARE AND OPERATING SYSTEMS
computer lenguage and function
computers proccesing information, and use binary system(the numbers 0 and 1) to memorise or make calculations
ASCII
(the american standard code of information interchange) uses 7 bits to store up to 128 different characters
computer functions
we use the name hardware for the physical components of the computer system that we use and those we can move and touch, we use software or programs to manage data.
different functions of the computer: -input of data using peripheral devices -output of data using peripheral devices -storing data in the storage devices -processing data in the CPU
computer elements
memory and units of storage:
CACHE MEMORY
ROM BIOS
RAM
motherboard and connecting devices
CONNECTING INSIDE DEVICES
motherboard is a large board situated inside the computer, inclued slots, the IDE, the chipset and other inside/outside ports
microproccesor:is an integrated circuit made up of millions of tiny transitors working together to process the instructions and data recieved from the memory.
software and operating systems
operating systems
linux
MAC OS
windows
software
applications
programming lenguages
operating system
windows operating system
system updates
hard disk maintenance
saving power
installing andunistalling programs
computer networks
is a set of computers connected to each other so that they can share resources and exchange information
computer network categories
metropolitan area networks
wide area networks
local area networks and LANs
wireless networks
wireless network known as WLANs, use electromagnetic waves to transmit data. All computers need to have a wireless network card. And wireless devices use wireless access poin(WAP)
elements in a network
adaptor/network card
transmission medium
hub/switch
shared internet access
computer networks can connect to the internet into two ways
internet connection sharing(ICS)
router
linux operating system
installing and unistalling programs
the easiest way to add and remove applications is the "añadir y quitar" in the "aplicaciones" menu
synaptic package management program: this program gives you more control over the installation process
how to keep your system up to date
click on "instalar actualizaciones" to install the selected updates
