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hardware and operating system (windows operating system (hard disk…
hardware and operating system
computer language and funcion
binary system -the computers only use the numbers 0 and 1 the smallest unit of information that we can store in a computer is a bit 8 bits form a byte
ASCII
we give a code to each of the letters of the alphabet it consist in the of the figures 1 and 0 ASCII uses 7 bits up to 128 different characters
computer functions
the hardware are the physical components of the computer system. The software refer to the data and the instructions we use to manage that data
storing data in the storage devices
Output of data using peripheral devices
input of data using peripheral devices
processing data in the central processing unit
computer elements
microprocessor-it is anintegrated 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
RAM
ROM BIOS
Cache memory
storage devices
optical disks
magnetic disks
solid-state memory
motherboard and connecting devices
In side the computer you' ll find a large board; we calll it the motherboard. All the other components of the computer are conected to it
we can physicaly connect devices to the computer in different ways
using an expasion slot
by special connectors
using the external ports
software and operating systems
applications
opperating systems
manages the memory and storages system
manages the microprocessors
allows communication between applications and peripheral devices
provides an interface or working environment
programming languages
software and operating system
applications
word processor
presentations
spreadsheets
database management tools
drawing programmmes
operating system
functions
provides an interface or working environment
communication between applications and peripheral devices
manages the memory and storage system
manages the micro processor
programming languages
windows operating system
installing and unistalling programmes
hard disk maintenance
cleaning the hard disk
defragmenting the hard disk
detecting and reparing errors
saving power
system updates
linux operating system
installing and unistalling programmes
how to keep your system up to date
computer networks
elements
wireless networks
shared internet acess
router
ICS
sharing resources
in windows
sharing files and folders
sharing a printer
in linux
sharing a computer
sharing a printer
sharing folders
