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CPU
process
output
input
storage
the central processing unit it fetches instructions from storage , decodes them and
executes them
fde cycle
fetch : collect instructions from storage
decode : understand the instruction
execute: does the instruction completes the action
computer system
a computer system is a set of integrated devices that input output processes and stores data and information
input/output
an input device is anything that can be used to enter data into a computer an output device is a device that displays or outputs data which has been processed by the computer
hardware vs software
hardware is something you can physically touch
software is something that is on the computers but you cannot see it working until its displayed by the monitor
there are three types of software operating system application software and utility software
operating system is a piece of software that manages the hardware and the rest of the software
application software is software on a computer that the user wants to use they can be different for everyone
utility software is a software that is used to clean organise protect and keep your computer running smoothly you don't need this software but ut helps your computer last longer without problems
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