The  hardware components include the keyboard , monitor , cpu (processor) an the hard drive. In this lesson, we wish to observe the main functions for each component category.

The Logical Steps For Data Processing

Data processing has a logical organization divided into 4 main steps functions.

Computers input  data via input devices, processes the data to produce information which is in turn output to the user via output devices.   The results of processing or even the captured data can be stored on storage devices.

Input : to get data into the computer system

Processing: perform some operation on data as directed by software instructions.

Output: to make the results of processing (information) available to the computer user.

Storage:  to store data and information for future use.

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