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HARDWARE AND OPERATING SYSTEMS - Coggle Diagram
HARDWARE AND OPERATING SYSTEMS
COMPUTERS
functions
hardware
We use the name hardware for the physical objects of the computer that we can touch and move
software
Software or programs refer to the data or the instructions we use to manage that data
computers carry 4 different informations
Storing (storage devices)
Proccesing
Output (peripheral devices)
Input ( peripheral devices)
language
binary system
The smallest unit of information that we can store in a computer (0 or 1) is called a bit (b), which is an abbrevation for binary digit
Eight bits together form a byte
ASCII
In ASCII we give a code to each of the letters of the alphabet and to the characters computer use
elements
Memory and units of storage
Cache memory
ROM BIOS
RAM
Storage devices
Motherboard and connecting devices
connecting external devices
Microprocessor
SOFTWARE AND OPERATING SYSTEMS
THE OPERATING SYSTEM
word processors
spreadsheets
presentations
database management tools
drawing programms
PROGRAMMING LANGUAGES
this programs can be used to create other programs and applications
APPLICATIONS
Manages the system resources making them available for use
COMPUTER NETWORKS
elements in a network
hub or switch
transmission medium with a RJ45 conector
adaptor or network card
coaxial cable or fibre optic cable
wireless networks
electromagnetic waves
shared internet access
Internet connection sharing
router
OPERATING SYSTEMS
WINDOWS
installing and uninstalling programs
hard-disck maintenance
saving power
system updates
LINUX
installing and uninstalling programs
keep your system updated