Computer is an electronic device programme to by man to
perform a particular task efficiently. Computer takes in information data process it meaningfully, store
it and is very capable of retrieving it
at anytime efficiently without error. Computer can be used to perform variety
of informations such as typing documents, sending email, play computer related
games, create spreadsheets, presentations and videos. With respect to videos,
computer can help one to listen to any kind of radio globally, watch kind of
television in the world. Obviously, this can be possible by the help of
internet. For anyone to have unlimited access to information globally, internet
is the first and most reliable resort.
A computer consists
of at least one processing element, typically a central processing unit (CPU), and some form of memory. The processing element carries out arithmetic and logic
operations, and a sequencing and control unit can change the order of
operations in response to stored information. Peripheral devices allow
information to be retrieved from an external source, and the result of
operations saved and retrieved
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